Serial debugging, when 1wire seonsors are missing. -> Check Board revision

This reverts commit 42ce4cdda2.

README.md

@@ -12,15 +12,15 @@ Open hardware design (powered by KiCAD).
 The complete PCB is stored in the ***board*** sub directory.
 
 There the following components are connected:
-* ESP32 NodeMCU Module (the one of A-Z Delivery was used)
-* Lipo
+* ESP32 **16MB flash required**
+* Lipo monitoring (DS2438)
 * 7 moist sensors
 * 7 pump
 * DC-DC convert (generating voltage from Lipo for pumps)
 * DS18B20 temperature sensors
-* water tank ultrasonic sensor (via JSN-SR04T-2.0)
+* water level via laser distance sensor (VL53L0X)
 * DS2438 battery monitor
-* general purpose expansion pin
+* general purpose expansion pins
 
 # Software
 The firmware for the controller is stored in ***esp32*** sub directory.

board/PlantCtrlESP32-rescue.dcm

@@ -0,0 +1,3 @@
+EESchema-DOCLIB  Version 2.0
+#
+#End Doc Library

board/PlantCtrlESP32.erc

@@ -0,0 +1,11 @@
+ERC report (Thu 10 Jun 2021 11:02:23 PM CEST, Encoding UTF8 )
+
+***** Sheet /
+ErrType(3): Pin connected to other pins, but not driven by any pin
+    @(476.25 mm, 236.22 mm): Pin 3 (Power input) of component U6 is not driven (Net 13).
+ErrType(3): Pin connected to other pins, but not driven by any pin
+    @(71.12 mm, 154.94 mm): Pin 4 (Power input) of component U3 is not driven (Net 25).
+ErrType(3): Pin connected to other pins, but not driven by any pin
+    @(558.80 mm, 274.32 mm): Pin 5 (Power input) of component U2 is not driven (Net 28).
+
+ ** ERC messages: 3  Errors 0  Warnings 3

board/PlantCtrlESP32.kicad_prl

@@ -0,0 +1,79 @@
+{
+  "board": {
+    "active_layer": 0,
+    "active_layer_preset": "",
+    "auto_track_width": true,
+    "hidden_netclasses": [],
+    "hidden_nets": [],
+    "high_contrast_mode": 0,
+    "net_color_mode": 1,
+    "opacity": {
+      "images": 0.6,
+      "pads": 1.0,
+      "tracks": 1.0,
+      "vias": 1.0,
+      "zones": 0.6
+    },
+    "ratsnest_display_mode": 0,
+    "selection_filter": {
+      "dimensions": true,
+      "footprints": true,
+      "graphics": true,
+      "keepouts": true,
+      "lockedItems": true,
+      "otherItems": true,
+      "pads": true,
+      "text": true,
+      "tracks": true,
+      "vias": true,
+      "zones": true
+    },
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+    ],
+    "visible_layers": "fffffff_ffffffff",
+    "zone_display_mode": 0
+  },
+  "meta": {
+    "filename": "PlantCtrlESP32.kicad_prl",
+    "version": 3
+  },
+  "project": {
+    "files": []
+  }
+}

board/PlantCtrlESP32.kicad_pro

@@ -0,0 +1,506 @@
+{
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+    "3dviewports": [],
+    "design_settings": {
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+        "copper_text_size_h": 1.5,
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+        "copper_text_upright": false,
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+        "dimension_units": 3,
+        "dimensions": {
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+          "extension_offset": 500000,
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+        "other_text_thickness": 0.15,
+        "other_text_upright": false,
+        "pads": {
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+          "height": 1.524,
+          "width": 1.524
+        },
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+        "silk_text_size_h": 1.0,
+        "silk_text_size_v": 1.0,
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+        "silk_text_upright": false,
+        "zones": {
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+          "min_clearance": 0.508
+        }
+      },
+      "diff_pair_dimensions": [],
+      "drc_exclusions": [],
+      "meta": {
+        "filename": "board_design_settings.json",
+        "version": 2
+      },
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+        "courtyards_overlap": "error",
+        "diff_pair_gap_out_of_range": "error",
+        "diff_pair_uncoupled_length_too_long": "error",
+        "drill_out_of_range": "error",
+        "duplicate_footprints": "warning",
+        "extra_footprint": "warning",
+        "footprint_type_mismatch": "error",
+        "hole_clearance": "error",
+        "hole_near_hole": "error",
+        "invalid_outline": "error",
+        "item_on_disabled_layer": "error",
+        "items_not_allowed": "error",
+        "length_out_of_range": "error",
+        "malformed_courtyard": "error",
+        "microvia_drill_out_of_range": "error",
+        "missing_courtyard": "ignore",
+        "missing_footprint": "warning",
+        "net_conflict": "warning",
+        "npth_inside_courtyard": "ignore",
+        "padstack": "error",
+        "pth_inside_courtyard": "ignore",
+        "shorting_items": "error",
+        "silk_over_copper": "warning",
+        "silk_overlap": "warning",
+        "skew_out_of_range": "error",
+        "through_hole_pad_without_hole": "error",
+        "too_many_vias": "error",
+        "track_dangling": "warning",
+        "track_width": "error",
+        "tracks_crossing": "error",
+        "unconnected_items": "error",
+        "unresolved_variable": "error",
+        "via_dangling": "warning",
+        "zone_has_empty_net": "error",
+        "zones_intersect": "error"
+      },
+      "rule_severitieslegacy_courtyards_overlap": true,
+      "rule_severitieslegacy_no_courtyard_defined": false,
+      "rules": {
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+        "allow_microvias": false,
+        "max_error": 0.005,
+        "min_clearance": 0.0,
+        "min_copper_edge_clearance": 0.024999999999999998,
+        "min_hole_clearance": 0.25,
+        "min_hole_to_hole": 0.25,
+        "min_microvia_diameter": 0.19999999999999998,
+        "min_microvia_drill": 0.09999999999999999,
+        "min_silk_clearance": 0.0,
+        "min_through_hole_diameter": 0.3,
+        "min_track_width": 0.19999999999999998,
+        "min_via_annular_width": 0.049999999999999996,
+        "min_via_diameter": 0.39999999999999997,
+        "use_height_for_length_calcs": true
+      },
+      "track_widths": [
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+        0.2,
+        0.5,
+        1.0
+      ],
+      "via_dimensions": [
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+          "drill": 0.0
+        },
+        {
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+          "drill": 0.8
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+        {
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+          "drill": 3.0
+        }
+      ],
+      "zones_allow_external_fillets": false,
+      "zones_use_no_outline": true
+    },
+    "layer_presets": [],
+    "viewports": []
+  },
+  "boards": [],
+  "cvpcb": {
+    "equivalence_files": []
+  },
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+    "rule_severities": {
+      "bus_definition_conflict": "error",
+      "bus_entry_needed": "error",
+      "bus_to_bus_conflict": "error",
+      "bus_to_net_conflict": "error",
+      "conflicting_netclasses": "error",
+      "different_unit_footprint": "error",
+      "different_unit_net": "error",
+      "duplicate_reference": "error",
+      "duplicate_sheet_names": "error",
+      "endpoint_off_grid": "warning",
+      "extra_units": "error",
+      "global_label_dangling": "warning",
+      "hier_label_mismatch": "error",
+      "label_dangling": "error",
+      "lib_symbol_issues": "warning",
+      "missing_bidi_pin": "warning",
+      "missing_input_pin": "warning",
+      "missing_power_pin": "error",
+      "missing_unit": "warning",
+      "multiple_net_names": "warning",
+      "net_not_bus_member": "warning",
+      "no_connect_connected": "warning",
+      "no_connect_dangling": "warning",
+      "pin_not_connected": "error",
+      "pin_not_driven": "error",
+      "pin_to_pin": "warning",
+      "power_pin_not_driven": "error",
+      "similar_labels": "warning",
+      "simulation_model_issue": "ignore",
+      "unannotated": "error",
+      "unit_value_mismatch": "error",
+      "unresolved_variable": "error",
+      "wire_dangling": "error"
+    }
+  },
+  "libraries": {
+    "pinned_footprint_libs": [],
+    "pinned_symbol_libs": []
+  },
+  "meta": {
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+    "version": 1
+  },
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+        "microvia_drill": 0.1,
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+        "microvia_diameter": 0.3,
+        "microvia_drill": 0.1,
+        "name": "Power",
+        "pcb_color": "rgba(0, 0, 0, 0.000)",
+        "schematic_color": "rgba(0, 0, 0, 0.000)",
+        "track_width": 1.7,
+        "via_diameter": 0.8,
+        "via_drill": 0.4,
+        "wire_width": 6
+      }
+    ],
+    "meta": {
+      "version": 3
+    },
+    "net_colors": null,
+    "netclass_assignments": null,
+    "netclass_patterns": []
+  },
+  "pcbnew": {
+    "last_paths": {
+      "gencad": "",
+      "idf": "",
+      "netlist": "PlantCtrlESP32.net",
+      "specctra_dsn": "",
+      "step": "",
+      "vrml": ""
+    },
+    "page_layout_descr_file": ""
+  },
+  "schematic": {
+    "annotate_start_num": 0,
+    "drawing": {
+      "dashed_lines_dash_length_ratio": 12.0,
+      "dashed_lines_gap_length_ratio": 3.0,
+      "default_line_thickness": 6.0,
+      "default_text_size": 50.0,
+      "field_names": [],
+      "intersheets_ref_own_page": false,
+      "intersheets_ref_prefix": "",
+      "intersheets_ref_short": false,
+      "intersheets_ref_show": false,
+      "intersheets_ref_suffix": "",
+      "junction_size_choice": 3,
+      "label_size_ratio": 0.25,
+      "pin_symbol_size": 0.0,
+      "text_offset_ratio": 0.08
+    },
+    "legacy_lib_dir": "",
+    "legacy_lib_list": [],
+    "meta": {
+      "version": 1
+    },
+    "net_format_name": "Pcbnew",
+    "ngspice": {
+      "fix_include_paths": true,
+      "fix_passive_vals": false,
+      "meta": {
+        "version": 0
+      },
+      "model_mode": 0,
+      "workbook_filename": ""
+    },
+    "page_layout_descr_file": "",
+    "plot_directory": "/tmp/",
+    "spice_adjust_passive_values": false,
+    "spice_current_sheet_as_root": false,
+    "spice_external_command": "spice \"%I\"",
+    "spice_model_current_sheet_as_root": true,
+    "spice_save_all_currents": false,
+    "spice_save_all_voltages": false,
+    "subpart_first_id": 65,
+    "subpart_id_separator": 0
+  },
+  "sheets": [
+    [
+      "c26e8d55-0b6e-4c4e-b7c8-b1fed973201c",
+      ""
+    ]
+  ],
+  "text_variables": {}
+}

board/PlantCtrlESP32.pro

@@ -1,4 +1,4 @@
-update=Fri 27 Nov 2020 08:17:47 PM CET
+update=Thu 10 Jun 2021 10:17:33 PM CEST
 version=1
 last_client=kicad
 [general]
@@ -44,8 +44,10 @@ TrackWidth3=0.5
 TrackWidth4=1
 ViaDiameter1=0.8
 ViaDrill1=0.4
-ViaDiameter2=4
-ViaDrill2=3
+ViaDiameter2=1.2
+ViaDrill2=0.8
+ViaDiameter3=4
+ViaDrill3=3
 dPairWidth1=0.2
 dPairGap1=0.25
 dPairViaGap1=0.25

board/gerber/PlantCtrlESP32-B_Adhes.gbr

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board/gerber/PlantCtrlESP32-B_CrtYd.gbr

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board/gerber/PlantCtrlESP32-B_Fab.gbr

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board/gerber/PlantCtrlESP32-Eco2_User.gbr

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board/gerber/PlantCtrlESP32-Edge_Cuts.gbr

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board/gerber/PlantCtrlESP32-Margin.gbr

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board/gerber/PlantCtrlESP32-PTH.drl

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board/sym-lib-table

@@ -1,7 +1,8 @@
 (sym_lib_table
-  (lib (name LP38690DT-3.3)(type Legacy)(uri ${KIPRJMOD}/kicad-stuff/LP38690DT-3.3.lib)(options "")(descr ""))
-  (lib (name ESP32-DEVKITC-32D)(type Legacy)(uri ${KIPRJMOD}/kicad-stuff/ESP32/ESP32-DEVKITC-32D.lib)(options "")(descr ""))
-  (lib (name DW01)(type Legacy)(uri ${KIPRJMOD}/kicad-stuff/DW01.lib)(options "")(descr ""))
-  (lib (name SX1308)(type Legacy)(uri ${KIPRJMOD}/kicad-stuff/SX1308.lib)(options "")(descr ""))
-  (lib (name ds2438)(type Legacy)(uri ${KIPRJMOD}/kicad-stuff/ds2438.lib)(options "")(descr ""))
+  (lib (name "LP38690DT-3.3")(type "Legacy")(uri "${KIPRJMOD}/kicad-stuff/LP38690DT-3.3.lib")(options "")(descr ""))
+  (lib (name "ESP32-DEVKITC-32D")(type "Legacy")(uri "${KIPRJMOD}/kicad-stuff/ESP32/ESP32-DEVKITC-32D.lib")(options "")(descr ""))
+  (lib (name "DW01")(type "Legacy")(uri "${KIPRJMOD}/kicad-stuff/DW01.lib")(options "")(descr ""))
+  (lib (name "SX1308")(type "Legacy")(uri "${KIPRJMOD}/kicad-stuff/SX1308.lib")(options "")(descr ""))
+  (lib (name "ds2438")(type "Legacy")(uri "${KIPRJMOD}/kicad-stuff/ds2438.lib")(options "")(descr ""))
+  (lib (name "PlantCtrlESP32-rescue")(type "Legacy")(uri "${KIPRJMOD}/PlantCtrlESP32-rescue.lib")(options "")(descr ""))
 )

esp32/.gitignore

@@ -7,3 +7,4 @@
 doc/
 custom_platformio.ini
 cppcheck-build-dir
+host/settings.json

esp32/.vscode/extensions.json

@@ -1,7 +1,10 @@
-{
-    // See http://go.microsoft.com/fwlink/?LinkId=827846
-    // for the documentation about the extensions.json format
-    "recommendations": [
-        "platformio.platformio-ide"
-    ]
-}
+{
+    // See http://go.microsoft.com/fwlink/?LinkId=827846
+    // for the documentation about the extensions.json format
+    "recommendations": [
+        "platformio.platformio-ide"
+    ],
+    "unwantedRecommendations": [
+        "ms-vscode.cpptools-extension-pack"
+    ]
+}

esp32/CMakeLists.txt

@@ -0,0 +1,3 @@
+cmake_minimum_required(VERSION 3.16.0)
+include($ENV{IDF_PATH}/tools/cmake/project.cmake)
+project(esp32)

esp32/PlantControl.code-workspace

@@ -18,7 +18,14 @@
 			"string": "cpp",
 			"typeinfo": "cpp",
 			"cmath": "cpp",
-			"iterator": "cpp"
+			"iterator": "cpp",
+			"array": "cpp",
+			"tuple": "cpp",
+			"utility": "cpp",
+			"fstream": "cpp",
+			"ostream": "cpp",
+			"sstream": "cpp"
+			"system_error": "cpp"
 		}
 	}
 }

esp32/Readme.md

@@ -1,7 +1,17 @@
 # PlantControl
 ## Hardware
 
-Uses ESP32MiniKit
+Main processor
+* ESP32 with 16MB Flash 
+
+One-Wire
+* Temperatur Sensor (DS18B20)
+* Lipo-Monitoring (DS2438)
+
+Lipo Protection
+* Open drain 3.3V detector (CN61CN33 @ jlcpcb parts)
+
+
 
 ### Used Pins:
 * See '''include/ControllerConfiguration.h'''
@@ -16,9 +26,9 @@ Uses ESP32MiniKit
  * 7 Pumps
  * Sensors
   * Solar powered (voltage)
-  * Lipo-Powered (voltage)
+  * Lipo-Powered (DS2438 for monitoring)
   * Temperature
-  * Distance sensor [JSN-SR04T-2.0] (for waterlevel)
+  * Laser distance sensor [VL53L0X]
  * Custom GPIO
 
 ## Documentation of Power-Modes
@@ -42,35 +52,18 @@ DS18B20 one wire temp sensor
 ## Empires Wunschliste
  * Pflanze
   * Pumpe
-   * Zeitspann (wann laufen darf)
-   * Helligkeitstrigger (Um den Morgen zum pumpen zu erkennen)
-   * Maximal Dauer zum Pumpen (als Zeit oder Milliliter)
-   * Zeitspanne zwischen zwei Pumpvorgängen
+   * [x] Zeitspann (wann laufen darf)
+   * [x] Helligkeitstrigger (Um den Morgen zum pumpen zu erkennen)
+   * [-] Maximal Dauer zum Pumpen (als Zeit oder Milliliter)
+   * [x] Zeitspanne zwischen zwei Pumpvorgängen
   * Moister sensor
-   * Oberen
-   * Unteren Wert
+   * [x] Schwellwert für Pumpe
 * Tank
  * Füllstand Anzeige (in Liter)
  * Minimum Wasserstand (in cm damit Pumpen nicht leer laufen; enspricht 0 nutzbaren Liter)
- * Trigger-Erinnerungen um Wasser nachzufüllen
- * Maximaler Wasserstand des Tanks (in cm & Liter)
-* System
- * Tiefentladungsschutz vom LIPO (fest im Controller die Spannung festlegen)
-  * 3.5V unterschritten, dann nur noch Deepsleep
-  * MQTT Topic, wenn Spannung unterschritten wurde
- * Lipo innerhalb 24h nicht geladen -> MQTT Topic
- * Deep-Sleep
-  * Mode1: 
-    * Nur Sensor werte einsameln
-    * Wird verlassen bei Aktionen
-        * Pumpe schalten
-        * MQTT Nachrichten
-        * nach x Minuten nur in Mode1
-  * Mode2: 
-    * WLAN aktivieren und Werte über MQTT raus hauen
-    * aktuelle Werte raushauen
-    * MQTT lesen
-  * Mode3:
-    * Deepsleep verboten (MQTT topic, retained)
-    * alle Pumpen & Sensoren deaktiviert
+ * [x] Maximaler Wasserstand des Tanks (in cm & Liter)
+
+## Masterplan 2.0
+ * Partitionslayout
+
 

esp32/custom_platformio.ini.example

@@ -1,17 +1,41 @@
+; PlatformIO Project Configuration File
+;
+;   Build options: build flags, source filter
+;   Upload options: custom upload port, speed and extra flags
+;   Library options: dependencies, extra library storages
+;   Advanced options: extra scripting
+;
+; Please visit documentation for the other options and examples
+; https://docs.platformio.org/page/projectconf.html
+
 [env:esp32doit-devkit-v1]
-platform = espressif32
+platform = espressif32@6.3.2
 board = esp32doit-devkit-v1
 framework = arduino
 build_flags = -DPIO_FRAMEWORK_ARDUINO_LWIP2_LOW_MEMORY
+    -DPLANT0_SENSORTYPE=FREQUENCY_MOD_RESISTANCE_PROBE
+    -DPLANT1_SENSORTYPE=FREQUENCY_MOD_RESISTANCE_PROBE
+    -DPLANT2_SENSORTYPE=FREQUENCY_MOD_RESISTANCE_PROBE
+    -DPLANT3_SENSORTYPE=FREQUENCY_MOD_RESISTANCE_PROBE
+    -DPLANT4_SENSORTYPE=FREQUENCY_MOD_RESISTANCE_PROBE
+    -DPLANT5_SENSORTYPE=FREQUENCY_MOD_RESISTANCE_PROBE
+    -DPLANT6_SENSORTYPE=FREQUENCY_MOD_RESISTANCE_PROBE
+    -DTIMED_LIGHT_PIN=CUSTOM1_PIN5
+    -DFLOWMETER_PIN=CUSTOM1_PIN1
+    -DANALOG_WATER=GPIO_NUM_34
+
 board_build.partitions = defaultWithSmallerSpiffs.csv
 
-extra_configs = custom_platformio.ini
+;#https://docs.espressif.com/projects/esp-idf/en/latest/esp32/api-guides/partition-tables.html
+
 
 ; the latest development brankitchen-lightch (convention V3.0.x) 
-lib_deps = ArduinoJson@6.16.1
-            https://github.com/homieiot/homie-esp8266.git#v3.0
-            OneWire
-            DallasTemperature
+lib_deps = bblanchon/ArduinoJson@^6.20.1
+            paulstoffregen/OneWire@^2.3.6
+            milesburton/DallasTemperature@^3.11.0
+            pololu/VL53L0X@^1.3.1
+            https://github.com/homieiot/homie-esp8266.git#develop
 
-; add additional parameter, like the upload port
-upload_port=/dev/ttyUSB1
+[platformio]
+
+extra_configs = custom_platformio.ini

esp32/defaultWithSmallerSpiffs.csv

@@ -1,6 +1,7 @@
-# Name,   Type, SubType, Offset,  Size, Flags
-nvs,      data, nvs,     0x9000,  0x5000,
-otadata,  data, ota,     0xe000,  0x2000,
-app0,     app,  ota_0,   0x10000, 0x150000,
-app1,     app,  ota_1,   0x160000,0x150000,
-spiffs,   data, spiffs,  0x300000,0x17000,
+# Name,   Type, SubType,  Offset,   Size,  Flags
+nvs, data, nvs, 0x9000, 0x4000
+otadata, data, ota, 0xD000, 0x2000
+phy_init, data, phy, 0xF000, 0x1000
+ota_0, app, ota_0, 0x10000, 0x1E0000
+ota_1, app, ota_1, 0x1F0000, 0x1E0000
+spiffs, data, spiffs, 0x3D0000, 0x30000

esp32/host/config-example.json

@@ -1,49 +0,0 @@
-{
-  "name": "PlantControl",
-  "device_id": "PlantCtrl1",
-  "device_stats_interval": 60,
-  "wifi": {
-    "ssid": "SSID",
-    "bssid" : "BSSID",
-    "password": "mysecretPassword",
-    "channel": 1
-  },
-  "mqtt": {
-    "host": "[0-255].[0-255].[0-255].[0-255]",
-    "port": 1883,
-    "base_topic": "mqtt/topic/",
-    "auth": false
-  },
-  "ota": {
-    "enabled": true
-  },
-  "settings": {
-    "deepsleep"  : 60000,
-    "nightsleep" : 60000,
-    "pumpdeepsleep": 1000,
-    "watermaxlevel": 50,
-    "watermin" : 5, 
-    "plants" : 3,
-    "moist0" : 2000,
-    "moist1" : 2000,
-    "moist2" : 2000,
-    "moist3" : 2000,
-    "moist4" : 2000,
-    "moist5" : 2000,
-    "moist6" : 2000,
-    "plant0MaxPumpTime": 1000,
-    "plant1MaxPumpTime": 1000,
-    "plant2MaxPumpTime": 1000,
-    "plant3MaxPumpTime": 1000,
-    "plant4MaxPumpTime": 1000,
-    "plant5MaxPumpTime": 1000,
-    "plant6MaxPumpTime": 1000,
-    "plant0MinPumpIdle": 10000,
-    "plant1MinPumpIdle": 10000,
-    "plant2MinPumpIdle": 10000,
-    "plant3MinPumpIdle": 10000,
-    "plant4MinPumpIdle": 10000,
-    "plant5MinPumpIdle": 10000,
-    "plant6MinPumpIdle": 10000
-  }
-}

esp32/host/settings.json.example

@@ -0,0 +1,49 @@
+{
+	"settings": {
+		"sleep":600,
+		"nightsleep": 1200,
+		"pumpsleep": 5,
+		"tankmax": 1000,
+		"tankmin": 100,
+		"tankwarn": 200,
+		"tankVolume": 100,
+		"lipoDSAddr": "abcdefghijklmnop",
+		"tankDSAddr": "abcdefghijklmnop",
+		"ntpServer":"pool.ntp.org",
+		"dry0":50,
+		"hourstart0":6,
+		"hourend0":20,
+		"lowLight0": false,
+		"delay0": 30,
+		"dry1":-1,
+		"hourstart1":6,
+		"hourend1":20,
+		"lowLight1": false,
+		"delay1": 30,
+		"dry2":-1,
+		"hourstart2":6,
+		"hourend2":20,
+		"lowLight2": false,
+		"delay2": 30,		
+		"dry3":-1,
+		"hourstart3":6,
+		"hourend3":20,
+		"lowLight3": false,
+		"delay3": 30,
+		"dry4":-1,
+		"hourstart4":6,
+		"hourend4":20,
+		"lowLight4": false,
+		"delay4": 30,
+		"dry5":-1,
+		"hourstart5":6,
+		"hourend5":20,
+		"lowLight5": false,
+		"delay5": 30,
+		"dry6":-1,
+		"hourstart6":6,
+		"hourend6":20,
+		"lowLight6": false,
+		"delay6": 30
+	}
+}

esp32/host/upload-settings.sh

@@ -0,0 +1,41 @@
+#!//bin/bash
+
+if [ $# -ne 3 ]; then
+	echo "Homie prefex and device index must be specified:"
+	echo "$0 <mqtt host> <prefix> <device index>"
+	echo "e.g."
+	echo "$0 192.168.0.2 test/ MyDeviceId"
+	exit 1
+fi
+
+mqttHost=$1
+mqttPrefix=$2
+homieId=$3
+
+maxSteps=6
+
+settingsFile=settings.json
+if [ ! -f $settingsFile ]; then
+	echo "$settingsFile missing"
+	echo "check $settingsFile.example"
+	exit 1
+fi
+
+mosquitto_pub -h $mqttHost -t "${mqttPrefix}${homieId}/stay/alive/set" -m "1" -r
+echo "(1 / $maxSteps) Waiting ..."
+mosquitto_sub -h $mqttHost -t "${mqttPrefix}${homieId}/#" -R -C 1
+set -e
+echo "(2 / $maxSteps) Waiting 30 seconds ..."
+sleep 30
+mosquitto_pub -h $mqttHost -t "${mqttPrefix}${homieId}/\$implementation/config/set" -f $settingsFile
+echo "(3 / $maxSteps) Waiting for reboot ..."
+sleep 1
+mosquitto_sub -h $mqttHost -t "${mqttPrefix}${homieId}/#" -R -C 1
+echo "(4 / $maxSteps) Alive"
+sleep 20
+echo "(5 / $maxSteps) Create Backup ..."
+mosquitto_pub -h $mqttHost -t "${mqttPrefix}${homieId}/config/backup/set" -m "true" -r
+sleep 5
+echo "(6 / $maxSteps) Shutdown ..."
+mosquitto_pub -h $mqttHost -t "${mqttPrefix}${homieId}/stay/alive/set" -m "0" -r
+exit 0

esp32/host/upload-via-mqtt.sh

@@ -17,11 +17,14 @@ if [ ! -f $firmwareFile ]; then
 	echo "the script $0 must be started in host/ sub directory"
 	exit 2
 fi
+echo "Firmware changed:"
+ls -l $firmwareFile
 
 mosquitto_pub -h $mqttHost -t "${mqttPrefix}${homieId}/stay/alive/set" -m "1" -r
 echo "Waiting ..."
 mosquitto_sub -h $mqttHost -t "${mqttPrefix}${homieId}/#" -R -C 1
-python ota_updater.py -l $mqttHost -t "$mqttPrefix" -i "$homieId" $firmwareFile
+set -e
+python3 ota_updater.py -l $mqttHost -t "$mqttPrefix" -i "$homieId" $firmwareFile
 
 mosquitto_pub -h $mqttHost -t "${mqttPrefix}${homieId}/stay/alive/set" -m "0" -r
 exit 0

esp32/include/ControllerConfiguration.h

@@ -43,66 +43,139 @@
  */
 #ifndef CONTROLLER_CONFIG_H
 #define CONTROLLER_CONFIG_H
+/** \addtogroup GPIO Settings
+ *  @{
+ */
+#define SENSOR_PLANT0 GPIO_NUM_32 /**< GPIO 32 (ADC1) */
+#define SENSOR_PLANT1 GPIO_NUM_33 /**< GPIO 33 (ADC1) */
+#define SENSOR_PLANT2 GPIO_NUM_25 /**< GPIO 25 (ADC2) */
+#define SENSOR_PLANT3 GPIO_NUM_26 /**< GPIO 26 (ADC2) */
+#define SENSOR_PLANT4 GPIO_NUM_27 /**< GPIO 27 (ADC2) */
+#define SENSOR_PLANT5 GPIO_NUM_39 /**< SENSOR_VIN */
+#define SENSOR_PLANT6 GPIO_NUM_36 /**< SENSOR_VP  */
+
+#ifdef HWREVISION07
+#define OUTPUT_PUMP0 GPIO_NUM_17 /**< GPIO 17 */
+#define OUTPUT_PUMP1 GPIO_NUM_5  /**< GPIO 5 */
+#define OUTPUT_PUMP2 GPIO_NUM_18 /**< GPIO 18 */
+#define OUTPUT_PUMP3 GPIO_NUM_19 /**< GPIO 19 */
+#define OUTPUT_PUMP4 GPIO_NUM_21 /**< GPIO 21 */
+#define OUTPUT_PUMP5 GPIO_NUM_22 /**< GPIO 22  */
+#define OUTPUT_PUMP6 GPIO_NUM_23 /**< GPIO 23 */
+#else
+#define OUTPUT_PUMP0 GPIO_NUM_15 /**< GPIO 15 */
+#define OUTPUT_PUMP1 GPIO_NUM_5  /**< GPIO 5 */
+#define OUTPUT_PUMP2 GPIO_NUM_18 /**< GPIO 18 */
+#define OUTPUT_PUMP3 GPIO_NUM_19 /**< GPIO 19 */
+#define OUTPUT_PUMP4 GPIO_NUM_21 /**< GPIO 21 */
+#define OUTPUT_PUMP5 GPIO_NUM_22 /**< GPIO 22  */
+#define OUTPUT_PUMP6 GPIO_NUM_23 /**< GPIO 23 */
+#endif
+
+#define OUTPUT_ENABLE_PUMP   GPIO_NUM_13 /**< GPIO 13 - Enable Pumps  */
+#ifdef HWREVISION07 
+#define OUTPUT_ENABLE_SENSOR     GPIO_NUM_16 /**< GPIO 16 - Enable Sensors */
+#define SENSOR_ONEWIRE      GPIO_NUM_2   /** GPIO 02 - Temperatur sensor, Battery and other cool onewire stuff */
+#else
+#define OUTPUT_ENABLE_SENSOR GPIO_NUM_14 /**< GPIO 14 - Enable Sensors  */
+#define SENSOR_ONEWIRE      GPIO_NUM_4 /**< GPIO 12 - Temperatur sensor, Battery and other cool onewire stuff */
+#endif
+#ifdef ANALOG_WATER
+#define SENSOR_TANK_ANALOG     ANALOG_WATER /**< GPIO 34 - analog water sensor (GPIO_NUM_34) */ 
+#else
+#ifdef HWREVISION07
+
+#else
+#define SENSOR_TANK_SDA     GPIO_NUM_17 /**< GPIO 17 - water sensor SDA */ 
+#define SENSOR_TANK_SCL     GPIO_NUM_16 /**< GPIO 16 - water sensor SCL */
+#endif
+#endif
+#define BUTTON              GPIO_NUM_0  /**< GPIO 0 - Fix button of NodeMCU */
+
+#define CUSTOM1_PIN1        GPIO_NUM_34   /** direct gpio */
+#define CUSTOM1_PIN3        GPIO_NUM_35   /** direct gpio */
+#ifdef HWREVISION07
+#define CUSTOM1_PIN5        GPIO_NUM_4   /** mosfet controlled */
+#else
+#define CUSTOM1_PIN5        GPIO_NUM_2   /** mosfet controlled */
+#endif
+#define CUSTOM1_PIN7        GPIO_NUM_12   /** mosfet controlled */
+
+/* @} */
+
 /** \addtogroup Configuration
  *  @{
  */
-#define FIRMWARE_VERSION "1.1.0"
 
-#define ADC_TO_VOLT(adc)                    ((adc) * 3.3 ) / 4095)
-#define ADC_TO_VOLT_WITH_MULTI(adc, multi)  (((adc)*3.3 * (multi)) / 4095)
-#define MOIST_SENSOR_MAX_ADC                (85 * 4095 / 100)
-#define MOIST_SENSOR_MIN_ADC                (25 * 4095 / 100)
+#ifdef FLOWMETER_PIN
+    #define FLOWMETER_PULSES_PER_ML 2.2
+    #define FIRMWARE_FEATURE1   "Flow"
+#else
+    #ifdef ANALOG_WATER
+    #define FIRMWARE_FEATURE1   "Water"
+    #else
+    #define FIRMWARE_FEATURE1   ""
+    #endif
+#endif
 
-#define SOLAR_VOLT_FACTOR           2
+#ifdef TIMED_LIGHT_PIN
+    #define FIRMWARE_FEATURE2   "Light"
+#else
+        #define FIRMWARE_FEATURE2   ""
+#endif
+
+
+#define FIRMWARE_BASENAME "PlantControl"
+#define FIRMWARE_NAME FIRMWARE_BASENAME FIRMWARE_FEATURE1 FIRMWARE_FEATURE2
+#define FIRMWARE_VERSIONNMUMBER "3.021"
+
+#ifdef HWREVISION07
+    #define FIRMWARE_VERSION FIRMWARE_VERSIONNMUMBER " HW0.7"
+#else
+    #define FIRMWARE_VERSION FIRMWARE_VERSIONNMUMBER " HW0.10b"
+#endif
+
+#define MOIST_SENSOR_MAX_FRQ               5200 // 60kHz (500Hz margin)
+#define MOIST_SENSOR_MIN_FRQ                500 // 0.5kHz (500Hz margin)
+
+#define ANALOG_SENSOR_MAX_MV                1300 //successive approximation of good range
+#define ANALOG_SENSOR_MIN_MV                100  //successive approximation of good range
+
+#ifdef HWREVISION07
+#define SOLAR_VOLT_FACTOR           (4.0306f) /**< 100k and 33k voltage dividor */
+#else
+#define SOLAR_VOLT_FACTOR           (11.0f) /**< Configuratiion before dd3888ba52f51338788820a933c0a6f4bee78ed5 */
+#endif
 #define BATTSENSOR_INDEX_SOLAR      0
 #define BATTSENSOR_INDEX_BATTERY    1
-#define MS_TO_S 1000
 
-#define SENSOR_PLANT0 32 /**< GPIO 32 (ADC1) */
-#define SENSOR_PLANT1 33 /**< GPIO 33 (ADC1) */
-#define SENSOR_PLANT2 25 /**< GPIO 25 (ADC2) */
-#define SENSOR_PLANT3 26 /**< GPIO 26 (ADC2) */
-#define SENSOR_PLANT4 27 /**< GPIO 27 (ADC2) */
-#define SENSOR_PLANT5 39 /**< SENSOR_VIN */
-#define SENSOR_PLANT6 36 /**< SENSOR_VP  */
+#define MQTT_TIMEOUT                (1000 * 60) /**< After 10 seconds, MQTT is expected to be connected */
+#define ESP_STALE_TIMEOUT           (MQTT_TIMEOUT+(700*1000))
+#define ESP_ADC_MAX                 4095
 
-#define OUTPUT_PUMP0 17 /**< GPIO 17 */
-#define OUTPUT_PUMP1 5  /**< GPIO 5 */
-#define OUTPUT_PUMP2 18 /**< GPIO 18 */
-#define OUTPUT_PUMP3 19 /**< GPIO 19 */
-#define OUTPUT_PUMP4 21 /**< GPIO 21 */
-#define OUTPUT_PUMP5 22 /**< GPIO 22  */
-#define OUTPUT_PUMP6 23 /**< GPIO 23 */
-
-#define OUTPUT_SENSOR 16 /**< GPIO 16 - Enable Sensors  */
-#define OUTPUT_PUMP   13 /**< GPIO 13 - Enable Pumps  */
-
-#define SENSOR_DS18B20 2 /**< GPIO 2 - Temperatur sensor */
-#define BUTTON         0 /**< GPIO 0 - Fix button of NodeMCU */
-
-#define MIN_TIME_RUNNING    5UL /**< Amount of seconds the controller must stay awoken */
 #define MAX_PLANTS          7
-#define MINIMUM_LIPO_VOLT   3.2f    /**< Minimum voltage of the Lipo, that must be present */
-#define NO_LIPO_VOLT        2.0f    /**< No Lipo connected */
-#define MINIMUM_SOLAR_VOLT  4.0f    /**< Minimum voltage of the sun, to detect daylight */
-#define SOLAR_CHARGE_MIN_VOLTAGE 7  /**< Sun is rising (morning detected) */
-#define SOLAR_CHARGE_MAX_VOLTAGE 9  /**< Sun is shining (noon)  */
+#define SOLAR_CHARGE_MIN_VOLTAGE    7   /**< Sun is rising (morning detected) */
+#define SOLAR_CHARGE_MAX_VOLTAGE    9   /**< Sun is shining (noon)  */
+#define SOLAR_MAX_VOLTAGE_POSSIBLE  100 /**< higher values are treated as not connected sensor  */
 #define VOLT_MAX_BATT               4.2f
+#define VOLT_SENSORS_BATT           3.6f    /**< Minimum battery voltage for sensor (and pump) usage */
+#define VOLT_MIN_BATT               3.4f    /**< Minimum battery voltage for normal operation */
+#define LOWVOLT_SLEEP_FACTOR        6       /**< Factor for nightsleep delay, if the battery drops below minimum (@see VOLT_MIN_BATT) */
+#define LOWVOLT_SLEEP_MINIMUM       7200    /**< At low voltage sleep at least for 120 minutes (two hours) */
 
-#define MAX_CONFIG_SETTING_ITEMS 50 /**< Parameter, that can be configured in Homie */
+#define WATER_LEVEL_MINIMUM         500      /**< Minimum Analog value (1023 is the maximum)*/
 
-#define PANIK_MODE_DEEPSLEEP (60 * 60 * 5U) /**< 5 hours in usecond */
-#define PANIK_MODE_DEEPSLEEP_US (PANIK_MODE_DEEPSLEEP * 1000 * 1000)
-#define LIPO_MAX_TEMPERATUR             85
-#define LIPO_MAX_TEMPERATUR_DIFF        10
+#define MAX_CONFIG_SETTING_ITEMS 100 /**< Parameter, that can be configured in Homie */
+#define MAX_JSON_CONFIG_FILE_SIZE_CUSTOM 2500
 
-#define TEMPERATURE_DELTA_TRIGGER_IN_C  1.0f
-#define MOIST_DELTA_TRIGGER_ADC         10
-#define SOLAR_DELTA_VOLT_ADC            3
-#define LIPO_DELTA_VOLT_ADC             0.2 /**< trigger for lipo voltage */
+#define TEMPERATUR_TIMEOUT              5000    /**< 5 Seconds timeout for the temperatures sensors */
+#define WATERSENSOR_TIMEOUT             1000    /**< 1 Seconds timeout for the water distance sensor */
+#define WATERSENSOR_CYCLE               10      /**< 10 sensor measurement are performed */
+#define DS18B20_RESOLUTION              9       /**< 9bit temperature resolution -> 0.5°C steps */
 
-#define TEMPERATUR_TIMEOUT              3000    /**< 3 Seconds timeout for the temperatur sensors */
-#define TEMP_SENSOR_MEASURE_SERIES      5
+#define UTC_OFFSET_DE                   3600    /* UTC offset in seconds for Germany */
+#define UTF_OFFSET_DE_DST               3600    /* offset in seconds if daylight saving time is active */
 
 /* @} */
-#endif
+
+#endif

esp32/include/DS2438.h

@@ -1,18 +1,6 @@
-/*
- *   DS2438.h
+/**
+ *  @file DS2438.h
  *
- *   by Joe Bechter
- *
- *   (C) 2012, bechter.com
- *
- *   All files, software, schematics and designs are provided as-is with no warranty.
- *   All files, software, schematics and designs are for experimental/hobby use.
- *   Under no circumstances should any part be used for critical systems where safety,
- *   life or property depends upon it. You are responsible for all use.
- *   You are free to use, modify, derive or otherwise extend for your own non-commercial purposes provided
- *       1. No part of this software or design may be used to cause injury or death to humans or animals.
- *       2. Use is non-commercial.
- *       3. Credit is given to the author (i.e. portions © bechter.com), and provide a link to the original source.
  *
  */
 
@@ -21,6 +9,7 @@
 
 #include <Arduino.h>
 #include <OneWire.h>
+#include "RunningMedian.h"
 
 #define DS2438_TEMPERATURE_CONVERSION_COMMAND 0x44
 #define DS2438_VOLTAGE_CONVERSION_COMMAND 0xb4
@@ -42,6 +31,9 @@
 #define DS2438_TEMPERATURE_DELAY 10
 #define DS2438_VOLTAGE_CONVERSION_DELAY 8
 
+#define DS2438_MEDIAN_COUNT 5
+#define DS2438_MEDIAN_DELAY 50
+
 #define DEFAULT_PAGE0(var) uint8_t var[8] { \
     0b00001011 /* X, ADB=0, NVB=0, TB=0, AD=1, EE=0, CA=1, IAD=1 */, \
     0, /* Temperatur */ \
@@ -50,7 +42,7 @@
     0, /* Voltage */ \
     0, /* Current */ \
     0, /* Current */ \
-    0 /* Threashold */ \
+    0b10000000 /* Threshold to 4LSB */ \
 }
 
 typedef struct PageOne {
@@ -79,11 +71,10 @@ typedef uint8_t DeviceAddress[8];
 
 class DS2438 {
     public:
-        DS2438(OneWire *ow, float currentShunt);
-        DS2438(OneWire *ow, uint8_t *address);
-
+        DS2438(OneWire *ow, float currentShunt, int retryOnCRCError);
+    
         void begin();
-        void update();
+        void updateMultiple();
         double getTemperature();
         float getVoltage(int channel=DS2438_CHA);
         float getCurrent();
@@ -96,16 +87,17 @@ class DS2438 {
     private:
         bool validAddress(const uint8_t*);
         bool validFamily(const uint8_t* deviceAddress);
-        
+        void update(bool firstIteration);
         bool deviceFound = false;
         OneWire *_ow;
         DeviceAddress _address;
         uint8_t _mode;
-        double _temperature;
-        float _voltageA;
-        float _voltageB;
-        float _current;
+        RunningMedian _temperature = RunningMedian(DS2438_MEDIAN_COUNT*2);
+        RunningMedian _voltageA = RunningMedian(DS2438_MEDIAN_COUNT);
+        RunningMedian _voltageB = RunningMedian(DS2438_MEDIAN_COUNT);
+        RunningMedian _current = RunningMedian(DS2438_MEDIAN_COUNT);
         float _currentShunt;
+        int _retryOnCRCError;
         long _CCA;
         long _DCA;
         long _ICA;

esp32/include/FileUtils.h

@@ -0,0 +1,9 @@
+#ifndef FILEUTILS_H
+#define FILEUTILS_H
+
+bool doesFileExist(const char *source);
+bool copyFile(const char *source, const char *target);
+bool deleteFile(const char *source);
+void printFile(const char *source);
+
+#endif

esp32/include/HomieConfiguration.h

@@ -19,56 +19,78 @@
 #define MAX_PLANTS 7
 
 /**
- * @name Attributes
+ * @name Homie Attributes
  * generated Information
  * @{
  **/
 
-#define NUMBER_TYPE                     "number"
-#define TEMPERATUR_SENSOR_LIPO          "lipo"
-#define TEMPERATUR_SENSOR_WATER         "water"
-#define TEMPERATUR_SENSOR_OUTSIDE       "temp"
-#define TEMPERATUR_SENSOR_CHIP          "chip"
+#define NUMBER_TYPE                     "Float"        /**< numberic information, published or read in Homie */
+
+/**
+ * @}
+ * 
+ * @name Temperatur Node
+ * @{
+ **/
+
 #define TEMPERATURE_NAME                "Temperature"
 #define TEMPERATURE_UNIT                "°C"
+#define TEMPERATUR_SENSOR_LIPO          "lipo"          /**< Homie node: temperatur, setting: lipo temperatur (or close to it) */
+#define TEMPERATUR_SENSOR_CHIP          "chip"          /**< Homie node: temperatur, setting: battery chip */
+#define TEMPERATUR_SENSOR_WATER         "water"         /**< Homie node: temperatur, setting: water temperatur */
+/** @} 
+ *
+ * @name Plant Nodes
+ * @{
+ */
 
 HomieNode plant0("plant0", "Plant 0", "Plant"); /**< dynamic Homie information for first plant */
 HomieNode plant1("plant1", "Plant 1", "Plant"); /**< dynamic Homie information for second plant */
-HomieNode plant2("plant2", "Plant 2", "Plant"); /**< dynamic Homie information for first plant */
-HomieNode plant3("plant3", "Plant 3", "Plant"); /**< dynamic Homie information for first plant */
-HomieNode plant4("plant4", "Plant 4", "Plant"); /**< dynamic Homie information for first plant */
-HomieNode plant5("plant5", "Plant 5", "Plant"); /**< dynamic Homie information for first plant */
-HomieNode plant6("plant6", "Plant 6", "Plant"); /**< dynamic Homie information for first plant */
+HomieNode plant2("plant2", "Plant 2", "Plant"); /**< dynamic Homie information for third plant */
+HomieNode plant3("plant3", "Plant 3", "Plant"); /**< dynamic Homie information for fourth plant */
+HomieNode plant4("plant4", "Plant 4", "Plant"); /**< dynamic Homie information for fivth plant */
+HomieNode plant5("plant5", "Plant 5", "Plant"); /**< dynamic Homie information for sixth plant */
+HomieNode plant6("plant6", "Plant 6", "Plant"); /**< dynamic Homie information for seventh plant */
+
+#if defined(TIMED_LIGHT_PIN)
+        HomieNode timedLightNode("timedLight", "TimedLight", "Status");
+#endif // TIMED_LIGHT_PIN
+ 
 
 HomieNode sensorLipo("lipo", "Battery Status", "Lipo");
 HomieNode sensorSolar("solar", "Solar Status", "Solarpanel");
 HomieNode sensorWater("water", "WaterSensor", "Water");
 HomieNode sensorTemp("temperature", "Temperature", "temperature");
-HomieNode startupReason("startupReason", "startupReason", "startupReason");
 HomieNode stayAlive("stay", "alive", "alive");  /**< Necessary for Mqtt Active Command */
 
-/* @} */
+/**
+ *  @} 
+ */
 
 /**
  * @name Settings
  * General settings for the controller
  * @{
  */
-HomieSetting<long> maxTimeBetweenMQTTUpdates("mqttSleep", "time in seconds to start into mode2");
-HomieSetting<long> deepSleepTime("deepsleep", "time in seconds to sleep (0 deactivats it)");
+HomieSetting<long> deepSleepTime("sleep", "time in seconds to sleep");
 HomieSetting<long> deepSleepNightTime("nightsleep", "time in seconds to sleep (0 uses same setting: deepsleep at night, too)");
-HomieSetting<long> wateringDeepSleep("pumpdeepsleep", "time seconds to sleep, while a pump is running");
-
-HomieSetting<long> waterLevelMax("watermaxlevel", "distance (mm) at maximum water level");
-HomieSetting<long> waterLevelMin("waterminlevel", "distance (mm) at minimum water level (pumps still covered)");
-HomieSetting<long> waterLevelWarn("waterlevelwarn", "warn (mm) if below this water level %");
-HomieSetting<long> waterLevelVol("waterVolume", "(ml) between minimum and maximum");
-HomieSetting<long> lipoSensorIndex("lipoTempIndex", "index onwire bus for lipo temperature sensor");
-HomieSetting<long> waterSensorIndex("waterTempIndex", "index onwire bus for water temperature sensor");
+HomieSetting<long> pumpIneffectiveWarning("pumpConsecutiveWarn", "if the pump was triggered this amount directly after each cooldown, without resolving dryness, warn");
+HomieSetting<long> waterLevelVol("tankVolume", "(ml) between minimum and maximum");
+HomieSetting<const char *> lipoSensorAddr("lipoDSAddr", "1wire address for lipo temperature sensor");
+HomieSetting<const char *> waterSensorAddr("tankDSAddr", "1wire address for water temperature sensor");
 HomieSetting<const char *> ntpServer("ntpServer", "NTP server (pool.ntp.org as default)");
 
+#if defined(TIMED_LIGHT_PIN)
+        HomieSetting<double> timedLightVoltageCutoff("LightVoltageCutoff", "voltage at wich to disable light");
+        HomieSetting<long> timedLightStart("LightStart", "hour to start light");
+        HomieSetting<long> timedLightEnd("LightEnd", "hour to end light");
+        HomieSetting<bool> timedLightOnlyWhenDark("LightOnlyDark", "only enable light, if solar is low");
+        HomieSetting<long> timedLightPowerLevel("LightPowerLevel", "0-255 power level");
+#endif // TIMED_LIGHT_PIN
+
+
 /**
- *@}
+ * @}
  */
 
 /** 
@@ -78,12 +100,15 @@ HomieSetting<const char *> ntpServer("ntpServer", "NTP server (pool.ntp.org as d
  **/
 
 #define GENERATE_PLANT(plant, strplant)                                                                                                                                                                        \
-        HomieSetting<long> mSensorDry##plant = HomieSetting<long>("moistdry" strplant, "Plant " strplant "- Moist sensor dry threshold");                                                                      \
-        HomieSetting<long> mPumpAllowedHourRangeStart##plant = HomieSetting<long>("rangehourstart" strplant, "Plant" strplant " - Range pump allowed hour start (0-23)");                                      \
-        HomieSetting<long> mPumpAllowedHourRangeEnd##plant = HomieSetting<long>("rangehourend" strplant, "Plant" strplant " - Range pump allowed hour end (0-23)");                                            \
-        HomieSetting<bool> mPumpOnlyWhenLowLight##plant = HomieSetting<bool>("onlyWhenLowLightZ" strplant, "Plant" strplant " - Enable the Pump only, when there is light but not enought to charge battery"); \
-        HomieSetting<long> mPumpCooldownInHours##plant = HomieSetting<long>("cooldownpump" strplant, "Plant" strplant " - How long to wait until the pump is activated again (minutes)");                      \
-        PlantSettings_t mSetting##plant = {&mSensorDry##plant, &mPumpAllowedHourRangeStart##plant, &mPumpAllowedHourRangeEnd##plant, &mPumpOnlyWhenLowLight##plant, &mPumpCooldownInHours##plant}; \
+        HomieSetting<double> mSensorDry##plant = HomieSetting<double>("dry" strplant, "Plant" strplant " - Moist sensor dry %");                                                                      \
+        HomieSetting<long> mPumpAllowedHourRangeStart##plant = HomieSetting<long>("hourstart" strplant, "Plant" strplant " - Range pump allowed hour start (0-23)");                                      \
+        HomieSetting<long> mPumpAllowedHourRangeEnd##plant = HomieSetting<long>("hourend" strplant, "Plant" strplant " - Range pump allowed hour end (0-23)");                                            \
+        HomieSetting<bool> mPumpOnlyWhenLowLight##plant = HomieSetting<bool>("lowLight" strplant, "Plant" strplant " - Enable the Pump only, when there is no sunlight"); \
+        HomieSetting<long> mPumpCooldownInSeconds##plant = HomieSetting<long>("delay" strplant, "Plant" strplant " - How long to wait until the pump is activated again (sec)");                      \
+        HomieSetting<long> pPumpDuration##plant = HomieSetting<long>("pumpDuration" strplant, "Plant" strplant " - time seconds to water when pump is active");                      \
+        HomieSetting<long> pPumpMl##plant = HomieSetting<long>("pumpAmount" strplant, "Plant" strplant " - ml (if using flowmeter) to water when pump is active");                      \
+        HomieSetting<long> pPowerLevel##plant = HomieSetting<long>("powerLevel" strplant, "Plant" strplant " - pwm duty cycle in percent");                      \
+        PlantSettings_t mSetting##plant = {&mSensorDry##plant, &mPumpAllowedHourRangeStart##plant, &mPumpAllowedHourRangeEnd##plant, &mPumpOnlyWhenLowLight##plant, &mPumpCooldownInSeconds##plant, &pPumpDuration##plant, &pPowerLevel##plant, &pPumpMl##plant}; \
         /**< Generate all settings for one plant \
          * \
          * Feature to start pumping only at morning: @link{SOLAR_CHARGE_MIN_VOLTAGE} and @link{SOLAR_CHARGE_MAX_VOLTAGE} \
@@ -101,4 +126,7 @@ GENERATE_PLANT(4, "4"); /**< Homie settings for fifth plant */
 GENERATE_PLANT(5, "5"); /**< Homie settings for sixth plant */
 GENERATE_PLANT(6, "6"); /**< Homie settings for seventh plant */
 
-#endif /* HOMIE_PLANT_CONFIG_H @} */
+
+
+#endif /* HOMIE_PLANT_CONFIG_H @} */
+

esp32/include/HomieTypes.h

@@ -13,16 +13,83 @@
 
 #include <Homie.h>
 
-#define DEACTIVATED_PLANT 5000
-#define MISSING_SENSOR 5001
+/**
+ * @name Sensor types
+ * possible sensors:
+ * @{
+ **/
+
+#define FOREACH_SENSOR(SENSOR) \
+        SENSOR(NONE)   \
+        SENSOR(FREQUENCY_MOD_RESISTANCE_PROBE)  \
+        SENSOR(ANALOG_RESISTANCE_PROBE)   
+
+/**
+ * @}
+ */
+
+#define GENERATE_ENUM(ENUM) ENUM,
+#define GENERATE_STRING(STRING) #STRING,
+
+enum SENSOR_MODE {
+    FOREACH_SENSOR(GENERATE_ENUM)
+};
+
+static const char *SENSOR_STRING[] = {
+    FOREACH_SENSOR(GENERATE_STRING)
+};
+
+//plant pump is deactivated, but sensor values are still recorded and published
+#define DEACTIVATED_PLANT -1
+//special value to indicate a missing sensor when the plant is not deactivated but no valid sensor value was read
+#define MISSING_SENSOR -2
+//plant uses only cooldown and duration, moisture is measured but ignored, allowedHours is ignored (eg. make a 30min on 30min off cycle)
+#define HYDROPONIC_MODE -3
+//plant uses cooldown and duration and workhours, moisture is measured but ignored
+#define TIMER_ONLY -4
+//special value to indicate a shorted sensor when the plant is not deactivated but the sensor reads short circuit value
+#define SHORT_CIRCUIT_MODE -5
+
+/**
+ * @brief State of plants
+ * 
+ */
+#define PLANTSTATE_NUM_DEACTIVATED      -1
+#define PLANTSTATE_NUM_NO_SENSOR        -2
+#define PLANTSTATE_NUM_WET              0x00
+#define PLANTSTATE_NUM_SUNNY_ALARM      0x11
+#define PLANTSTATE_NUM_ACTIVE_ALARM     0x41
+#define PLANTSTATE_NUM_ACTIVE_SUPESSED  -3
+#define PLANTSTATE_NUM_ACTIVE           0x40
+#define PLANTSTATE_NUM_SUNNY            0x10
+#define PLANTSTATE_NUM_COOLDOWN_ALARM   0x21
+#define PLANTSTATE_NUM_COOLDOWN         0x20
+#define PLANTSTATE_NUM_AFTERWORK_ALARM  0x31
+#define PLANTSTATE_NUM_AFTERWORK        0x30
+
+#define PLANTSTATE_STR_DEACTIVATED      "deactivated"
+#define PLANTSTATE_STR_NO_SENSOR        "nosensor"
+#define PLANTSTATE_STR_WET              "wet"
+#define PLANTSTATE_STR_SUNNY_ALARM      "sunny+alarm"
+#define PLANTSTATE_STR_ACTIVE_ALARM     "active+alarm"
+#define PLANTSTATE_STR_ACTIVE_SUPESSED  "active+supressed"
+#define PLANTSTATE_STR_ACTIVE           "active"
+#define PLANTSTATE_STR_SUNNY            "sunny"
+#define PLANTSTATE_STR_COOLDOWN_ALARM   "cooldown+alarm"
+#define PLANTSTATE_STR_COOLDOWN         "cooldown"
+#define PLANTSTATE_STR_AFTERWORK_ALARM  "after-work+alarm"
+#define PLANTSTATE_STR_AFTERWORK        "after-work"
 
 typedef struct PlantSettings_t
 {
-    HomieSetting<long> *pSensorDry;
+    HomieSetting<double> *pSensorDry;
     HomieSetting<long> *pPumpAllowedHourRangeStart;
     HomieSetting<long> *pPumpAllowedHourRangeEnd;
     HomieSetting<bool> *pPumpOnlyWhenLowLight;
-    HomieSetting<long> *pPumpCooldownInHours;
+    HomieSetting<long> *pPumpCooldownInSeconds;
+    HomieSetting<long> *pPumpDuration;
+    HomieSetting<long> *pPumpPowerLevel;
+    HomieSetting<long> *pPumpMl;
 } PlantSettings_t;
 
 #endif

esp32/include/LogDefines.h

@@ -0,0 +1,56 @@
+#ifndef LOG_DEFINES_H
+#define LOG_DEFINES_H
+
+#define LOG_LEVEL_ERROR 0
+#define LOG_LEVEL_WARN 1
+#define LOG_LEVEL_INFO 2
+#define LOG_LEVEL_DEBUG 3
+
+
+#define LOG_TANKSENSOR_FAIL_DETECT "Failed to detect and initialize distance sensor!"
+#define LOG_TANKSENSOR_FAIL_DETECT_CODE -1
+
+#define LOG_BACKUP_SUCCESSFUL "Backup sucessful"
+#define LOG_BACKUP_SUCCESSFUL_CODE 1
+
+#define LOG_BACKUP_FAILED "Backup error"
+#define LOG_BACKUP_FAILED_CODE -2
+
+#define LOG_PUMP_BUTNOTANK_MESSAGE "Want to pump but no water"
+#define LOG_PUMP_BUTNOTANK_CODE -3
+
+#define LOG_HARDWARECOUNTER_ERROR_MESSAGE "PCNR returned error"
+#define LOG_HARDWARECOUNTER_ERROR_CODE -4
+
+#define LOG_SENSORMODE_UNKNOWN "Unknown sensor mode requested"
+#define LOG_SENSORMODE_UNKNOWN_CODE -5
+
+#define LOG_SENSOR_MISSING_ERROR_MESSAGE "1Wire: sensors found"
+#define LOG_SENSOR_MISSING_ERROR_CODE -6
+
+#define LOG_PUMP_AND_DOWNLOADMODE "Download mode, ignoring pump request"
+#define LOG_PUMP_AND_DOWNLOADMODE_CODE 2
+
+#define LOG_VERY_COLD_WATER "Water potentially frozen, ignoring pump request"
+#define LOG_VERY_COLD_WATER_CODE -7
+
+#define LOG_PUMP_FULLTANK_MESSAGE "Water Sensor distance unrealistic"
+#define LOG_PUMP_FULLTANK_CODE 3
+
+//msg is dynamic defined
+#define LOG_PUMP_INEFFECTIVE -4
+#define LOG_PUMP_STARTED_CODE 10
+#define LOG_DEBUG_CODE 1001
+#define LOG_SLEEP_NIGHT 100
+#define LOG_SLEEP_DAY 101
+#define LOG_SLEEP_LOWVOLTAGE 502
+#define LOG_SLEEP_CYCLE 102
+#define LOG_MISSING_PUMP -4
+#define LOG_BOOT_ERROR_DETECTION 10000
+#define LOG_BOOT_ERROR_IMG_UNDEFINED        (LOG_BOOT_ERROR_DETECTION + 1)
+#define LOG_BOOT_ERROR_IMG_NEW              (LOG_BOOT_ERROR_DETECTION + 2)
+#define LOG_BOOT_ERROR_IMG_INVALID          (LOG_BOOT_ERROR_DETECTION + 3)
+#define LOG_BOOT_ERROR_IMG_VALID            (LOG_BOOT_ERROR_DETECTION + 4)
+#define LOG_BOOT_ERROR_IMG_PENDING_VERIFY   (LOG_BOOT_ERROR_DETECTION + 5)
+#define LOG_SOLAR_CHARGER_MISSING 300
+#endif

esp32/include/MQTTUtils.h

@@ -0,0 +1,28 @@
+#ifndef MQTTUtils_h
+#define MQTTUtils_h
+
+#include <Homie.h>
+
+#define LOG_TOPIC "log\0"
+#define TEST_TOPIC "roundtrip\0"
+#define BACKUP_TOPIC "$implementation/config/backup/set\0"
+
+#define CONFIG_FILE "/homie/config.json"
+#define CONFIG_FILE_BACKUP "/homie/config.json.bak"
+
+#define getTopic(test, topic)                                                                                                                 \
+  char *topic = new char[strlen(Homie.getConfiguration().mqtt.baseTopic) + strlen(Homie.getConfiguration().deviceId) + 1 + strlen(test) + 1]; \
+  strcpy(topic, Homie.getConfiguration().mqtt.baseTopic);                                                                                     \
+  strcat(topic, Homie.getConfiguration().deviceId);                                                                                           \
+  strcat(topic, "/");                                                                                                                         \
+  strcat(topic, test);
+
+bool aliveWasRead();
+bool mqttReady();
+void startMQTTRoundtripTest();
+
+void log(int level, String message, int code);
+void mqttWrite(HomieNode* target,const char* key, String value);
+void mqttWrite(HomieNode* target,String key, String value);
+
+#endif

esp32/include/MathUtils.h

@@ -0,0 +1,8 @@
+#ifndef MATHUTILS_H
+#define MATHUTILS_H
+
+
+bool equalish(double x, double y);
+double mapf(double x, double in_min, double in_max, double out_min, double out_max);
+
+#endif

esp32/include/PlantCtrl.h

@@ -4,83 +4,119 @@
  * @brief Abstraction to handle the Sensors
  * @version 0.1
  * @date 2020-05-27
- * 
+ *
  * @copyright Copyright (c) 2020
- * 
+ *
  */
 
 #ifndef PLANT_CTRL_H
 #define PLANT_CTRL_H
 
 #include "HomieTypes.h"
+#include <HomieNode.hpp>
+#include "ControllerConfiguration.h"
 #include "RunningMedian.h"
+#include "MathUtils.h"
+#include "MQTTUtils.h"
+#include "LogDefines.h"
+
+#define ANALOG_REREADS 5
+#define MOISTURE_MEASUREMENT_DURATION 400 /** ms */
+#define PWM_FREQ 50000
+#define PWM_BITS 8
 
 class Plant
 {
 
 private:
-    RunningMedian moistureRaw = RunningMedian(5);
     HomieNode *mPlant = NULL;
+    HomieInternals::PropertyInterface mPump;
+    RunningMedian mMoisture_raw = RunningMedian(ANALOG_REREADS);
+    RunningMedian mTemperature_degree = RunningMedian(ANALOG_REREADS);
     int mPinSensor = 0; /**< Pin of the moist sensor */
     int mPinPump = 0;   /**< Pin of the pump */
     bool mConnected = false;
     int mPlantId = -1;
+    SENSOR_MODE mSensorMode;
+
 
 public:
     PlantSettings_t *mSetting;
     /**
      * @brief Construct a new Plant object
-     * 
+     *
      * @param pinSensor Pin of the Sensor to use to measure moist
      * @param pinPump   Pin of the Pump to use
      */
     Plant(int pinSensor, int pinPump,
           int plantId,
           HomieNode *plant,
-          PlantSettings_t *setting);
+          PlantSettings_t *setting, SENSOR_MODE mode);
 
     void postMQTTconnection(void);
 
     void advertise(void);
 
-    /**
-     * @brief Measure a new analog moister value
-     * 
-     */
-    void addSenseValue(void);
+    // for sensor that might take any time
+    void blockingMoistureMeasurement(void);
+    // for sensor that need a start and a end in defined timing
+    void startMoistureMeasurement(void);
+    void stopMoistureMeasurement(void);
 
     void deactivatePump(void);
 
     void activatePump(void);
 
+    String getSensorModeString()
+    {
+        SENSOR_MODE mode = getSensorMode();
+        return SENSOR_STRING[mode];
+    }
+
+    bool isTimerOnly()
+    {
+        long current = this->mSetting->pSensorDry->get();
+        return equalish(current, TIMER_ONLY);
+    }
+
+    bool isHydroponic()
+    {
+        long current = this->mSetting->pSensorDry->get();
+        return equalish(current, HYDROPONIC_MODE);
+    }
+
+    SENSOR_MODE getSensorMode()
+    {
+        return mSensorMode;
+    }
+
     /**
      * @brief Check if a plant is too dry and needs some water.
-     * 
-     * @return true 
-     * @return false 
+     *
+     * @return true
+     * @return false
      */
     bool isPumpRequired()
     {
-        bool isDry = getCurrentMoisture() > getSettingsMoisture();
+        if (isHydroponic() || isTimerOnly())
+        {
+            // hydroponic only uses timer based controll
+            return true;
+        }
+        bool isDry = getCurrentMoisturePCT() < getTargetMoisturePCT();
         bool isActive = isPumpTriggerActive();
         return isDry && isActive;
     }
 
     bool isPumpTriggerActive()
     {
-        return this->mSetting->pSensorDry->get() != DEACTIVATED_PLANT;
+        long current = this->mSetting->pSensorDry->get();
+        return !equalish(current, DEACTIVATED_PLANT);
     }
 
-    float getCurrentMoisture()
-    {   
-        if(moistureRaw.getCount()==0){
-            return MISSING_SENSOR;
-        }
-        return this->moistureRaw.getMedian();
-    }
-    long getSettingsMoisture()
+    float getTargetMoisturePCT()
     {
-        if (this->mSetting->pSensorDry != NULL)
+        if (isPumpTriggerActive())
         {
             return this->mSetting->pSensorDry->get();
         }
@@ -90,37 +126,95 @@ public:
         }
     }
 
+    float getCurrentMoisturePCT()
+    {
+        switch (getSensorMode())
+        {
+        case NONE:
+            return DEACTIVATED_PLANT;
+        case FREQUENCY_MOD_RESISTANCE_PROBE:
+            return mapf(mMoisture_raw.getMedian(), MOIST_SENSOR_MIN_FRQ, MOIST_SENSOR_MAX_FRQ, 0, 100);
+        case ANALOG_RESISTANCE_PROBE:
+            return mapf(mMoisture_raw.getMedian(), ANALOG_SENSOR_MAX_MV, ANALOG_SENSOR_MIN_MV, 0, 100);
+        }
+        return MISSING_SENSOR;
+    }
+
+    float getCurrentMoistureRaw()
+    {
+        if (getSensorMode() == FREQUENCY_MOD_RESISTANCE_PROBE)
+        {
+            if (mMoisture_raw.getMedian() < MOIST_SENSOR_MIN_FRQ)
+            {
+                return MISSING_SENSOR;
+            }
+            else if (mMoisture_raw.getMedian() > MOIST_SENSOR_MAX_FRQ)
+            {
+                return SHORT_CIRCUIT_MODE;
+            }
+        }
+
+        return mMoisture_raw.getMedian();
+    }
+
     HomieInternals::SendingPromise &setProperty(const String &property) const
     {
         return mPlant->setProperty(property);
     }
-    bool switchHandler(const HomieRange &range, const String &value);
 
     void init(void);
+    void initSensors(void);
 
-    /** @fn  bool isInCooldown(long sinceLastActivation)
-     *  @brief determine, if the plant was recently casted
-     *  @param sinceLastActivation timestamp of last time
-     */
-    bool isInCooldown(long sinceLastActivation)
+    long getCooldownInSeconds()
     {
-        /* if the time difference is greater than one month, we know these are initial values */
-        if (sinceLastActivation > (60 * 60 * 24 * 30))
-        {
-            return false;
-        }
-
-        return (getCooldownInSeconds() > sinceLastActivation);
+        return this->mSetting->pPumpCooldownInSeconds->get();
     }
 
-    long getCooldownInSeconds(){
-        return this->mSetting->pPumpCooldownInHours->get()*60*60;
+    /**
+     * @brief Get the Hours when pumping should start
+     *
+     * @return hour
+     */
+    int getHoursStart()
+    {
+        return this->mSetting->pPumpAllowedHourRangeStart->get();
+    }
+
+    /**
+     * @brief Get the Hours when pumping should end
+     *
+     * @return hour
+     */
+    int getHoursEnd()
+    {
+        return this->mSetting->pPumpAllowedHourRangeEnd->get();
     }
 
     bool isAllowedOnlyAtLowLight(void)
     {
+        if (this->isHydroponic())
+        {
+            return false;
+        }
         return this->mSetting->pPumpOnlyWhenLowLight->get();
     }
+
+    void publishState(int stateNumber, String stateString);
+
+    bool switchHandler(const HomieRange &range, const String &value);
+
+    void setSwitchHandler(HomieInternals::PropertyInputHandler f);
+
+    long getPumpDuration()
+    {
+        return this->mSetting->pPumpDuration->get();
+    }
+    long getPumpMl()
+    {
+        return this->mSetting->pPumpMl->get();
+    }
+
+    
 };
 
 #endif

esp32/include/TimeUtils.h

@@ -0,0 +1,4 @@
+#pragma once
+
+long getCurrentTime(void);
+int getCurrentHour(void);

esp32/include/ulp-pwm.h

@@ -0,0 +1,177 @@
+#ifndef ULP_PWM_h
+#define ILP_PWM_h
+
+#include <Arduino.h>
+#include "driver/rtc_io.h"
+#include "soc/rtc_cntl_reg.h"
+#include "soc/rtc.h"
+#include "esp32/ulp.h"
+#include "ControllerConfiguration.h"
+
+#define LBL_START 1
+#define LBL_DELAY_ON 2
+#define LBL_DELAY_OFF 3
+#define LBL_SKIP_ON 4
+#define LBL_SKIP_OFF 5
+#define REGISTER_DELAY_LOOP_COUNTER R0
+#define REGISTER_TICKS_ON R1
+#define REGISTER_TICKS_OFF R2
+#define TOTAL_TICKS_DELAY 255
+#define PIN TIMED_LIGHT_PIN
+
+//support 20 vars
+const size_t ulp_var_offset = CONFIG_ULP_COPROC_RESERVE_MEM - 20;
+//use the first for dimming
+const size_t ulp_dimm_offset = ulp_var_offset + 1;
+const size_t ulp_alive_offset = ulp_var_offset + 2;
+
+//see https://github.com/perseus086/ESP32-notes
+const uint32_t rtc_bit[40] = {
+    25, //gpio0
+    0,  //gpio1
+    26, //gpio2
+    0,  //gpio3
+    24, //gpio4
+    0,  //gpio5
+    0,  //gpio6
+    0,  //gpio7
+    0,  //gpio8
+    0,  //gpio9
+    0,  //gpio10
+    0,  //gpio11
+    29, //gpio12
+    28, //gpio13
+    30, //gpio14
+    27, //gpio15
+    0,  //gpio16
+    31, //gpio17
+    0,  //gpio18
+    0,  //gpio19
+    0,  //gpio20
+    0,  //gpio21
+    0,  //gpio22
+    0,  //gpio23
+    0,  //gpio24
+    20, //gpio25
+    21, //gpio26
+    0,  //gpio27
+    0,  //gpio28
+    0,  //gpio29
+    0,  //gpio30
+    0,  //gpio31
+    23, //gpio32
+    22, //gpio33
+    18, //gpio34
+    19, //gpio35
+    14, //gpio36
+    15, //gpio37
+    16, //gpio38
+    17  //gpio39
+};
+
+static inline void ulp_internal_data_write(size_t offset, uint16_t value)
+{
+    if (offset >= CONFIG_ULP_COPROC_RESERVE_MEM || offset <= ulp_var_offset)
+    {
+        Serial.print("Invalid ULP offset detected, refusing write!");
+        Serial.print(offset);
+        Serial.print("-");
+        Serial.print(ulp_var_offset);
+        Serial.print("-");
+        Serial.println(CONFIG_ULP_COPROC_RESERVE_MEM);
+        return;
+    }
+    else
+    {
+        RTC_SLOW_MEM[offset] = value;
+    }
+}
+
+static inline uint16_t ulp_internal_data_read(size_t offset)
+{
+    if (offset >= CONFIG_ULP_COPROC_RESERVE_MEM || offset <= ulp_var_offset)
+    {
+        Serial.print("Invalid ULP offset detected");
+        Serial.print(offset);
+        Serial.print("-");
+        Serial.print(ulp_var_offset);
+        Serial.print("-");
+        Serial.println(CONFIG_ULP_COPROC_RESERVE_MEM);
+    }
+    return RTC_SLOW_MEM[offset] & 0xffff;
+}
+
+void ulp_internal_start(void)
+{
+    rtc_gpio_init(PIN);
+    rtc_gpio_set_direction(PIN, RTC_GPIO_MODE_OUTPUT_ONLY);
+    rtc_gpio_set_level(PIN, 0);
+    const uint32_t rtc_gpio = rtc_io_number_get(PIN);
+
+    // Define ULP program
+    const ulp_insn_t ulp_prog[] = {
+        M_LABEL(LBL_START),
+
+        I_MOVI(REGISTER_DELAY_LOOP_COUNTER, 1),
+        I_MOVI(REGISTER_TICKS_ON, 0),
+        I_ST(REGISTER_DELAY_LOOP_COUNTER, REGISTER_TICKS_ON, ulp_alive_offset), //store 1 with 0 offset into alive
+
+        I_LD(REGISTER_TICKS_ON, REGISTER_TICKS_ON, ulp_dimm_offset), //REGISTER_TICKS_ON = RTC_DATA[0+ulp_dimm_offset]
+        //in total there is always 255 delay loop iterations, but in different duty cycle
+        I_MOVI(REGISTER_TICKS_OFF, TOTAL_TICKS_DELAY),
+        I_SUBR(REGISTER_TICKS_OFF, REGISTER_TICKS_OFF, REGISTER_TICKS_ON),
+
+        //on phase
+        I_MOVR(REGISTER_DELAY_LOOP_COUNTER, REGISTER_TICKS_ON),
+        M_BL(LBL_SKIP_ON, 1),                                 //if never on, skip on phase
+        I_WR_REG(RTC_GPIO_OUT_REG, rtc_gpio, rtc_gpio, HIGH), // on
+        M_LABEL(LBL_DELAY_ON),
+        I_DELAY(1),                                                          //wait 1 clock
+        I_SUBI(REGISTER_DELAY_LOOP_COUNTER, REGISTER_DELAY_LOOP_COUNTER, 1), // REGISTER_DELAY_LOOP_COUNTER--
+        M_BGE(LBL_DELAY_ON, 1),                                              //if time left, goto start of on loop
+        M_LABEL(LBL_SKIP_ON),
+
+        //off phase
+        I_MOVR(REGISTER_DELAY_LOOP_COUNTER, REGISTER_TICKS_OFF),
+
+        M_BL(LBL_SKIP_OFF, 1),                               //if never off, skip on phase
+        I_WR_REG(RTC_GPIO_OUT_REG, rtc_gpio, rtc_gpio, LOW), // on
+        M_LABEL(3),
+        I_DELAY(1),                                                          //wait 1 clock
+        I_SUBI(REGISTER_DELAY_LOOP_COUNTER, REGISTER_DELAY_LOOP_COUNTER, 1), // REGISTER_DELAY_LOOP_COUNTER--
+        M_BGE(3, 1),                                                         //if time left, goto start of on loop
+        M_LABEL(LBL_SKIP_OFF),
+
+        M_BX(LBL_START),
+    };
+    // Run ULP program
+    size_t size = sizeof(ulp_prog) / sizeof(ulp_insn_t);
+    assert(size < ulp_var_offset && "ULP_DATA_OFFSET needs to be greater or equal to the program size");
+    esp_err_t error = ulp_process_macros_and_load(0, ulp_prog, &size);
+    Serial.print("ULP bootstrap status ");
+    Serial.println(error);
+
+    //allow glitchless start
+    ulp_internal_data_write(ulp_alive_offset, 0);
+
+    error = ulp_run(0);
+    Serial.print("ULP start status ");
+    Serial.println(error);
+}
+
+static inline void ulp_pwm_set_level(uint8_t level)
+{
+    ulp_internal_data_write(ulp_dimm_offset, level);
+}
+
+static inline void ulp_pwm_init()
+{
+    ulp_internal_data_write(ulp_alive_offset, 0);
+    delay(10);
+    if (ulp_internal_data_read(ulp_alive_offset) == 0)
+    {
+        ulp_internal_start();
+    }
+}
+
+#endif

esp32/platformio.ini

@@ -9,18 +9,35 @@
 ; https://docs.platformio.org/page/projectconf.html
 
 [env:esp32doit-devkit-v1]
-platform = espressif32
+platform = espressif32@6.3.2
 board = esp32doit-devkit-v1
 framework = arduino
 build_flags = -DPIO_FRAMEWORK_ARDUINO_LWIP2_LOW_MEMORY
+    -DPLANT0_SENSORTYPE=FREQUENCY_MOD_RESISTANCE_PROBE
+    -DPLANT1_SENSORTYPE=FREQUENCY_MOD_RESISTANCE_PROBE
+    -DPLANT2_SENSORTYPE=FREQUENCY_MOD_RESISTANCE_PROBE
+    -DPLANT3_SENSORTYPE=FREQUENCY_MOD_RESISTANCE_PROBE
+    -DPLANT4_SENSORTYPE=FREQUENCY_MOD_RESISTANCE_PROBE
+    -DPLANT5_SENSORTYPE=FREQUENCY_MOD_RESISTANCE_PROBE
+    -DPLANT6_SENSORTYPE=FREQUENCY_MOD_RESISTANCE_PROBE
+    -DTIMED_LIGHT_PIN=CUSTOM1_PIN5
+    -DFLOWMETER_PIN=CUSTOM1_PIN1
+    -DANALOG_WATER=GPIO_NUM_34
+    ; Optional: Compatibilitymode for hardware revision 0.7
+    ;-DHWREVISION07=1
+
 board_build.partitions = defaultWithSmallerSpiffs.csv
 
+;#https://docs.espressif.com/projects/esp-idf/en/latest/esp32/api-guides/partition-tables.html
+
+
 ; the latest development brankitchen-lightch (convention V3.0.x) 
-lib_deps = ArduinoJson@6.16.1
-            https://github.com/homieiot/homie-esp8266.git#v3.0
-            OneWire
-            DallasTemperature
+lib_deps = bblanchon/ArduinoJson@^6.20.1
+            paulstoffregen/OneWire@^2.3.6
+            milesburton/DallasTemperature@^3.11.0
+            pololu/VL53L0X@^1.3.1
+            https://github.com/homieiot/homie-esp8266.git#develop
 
 [platformio]
 
-extra_configs = custom_platformio.ini
+extra_configs = custom_platformio.ini

esp32/src/CMakeLists.txt

@@ -0,0 +1,6 @@
+# This file was automatically generated for projects
+# without default 'CMakeLists.txt' file.
+
+FILE(GLOB_RECURSE app_sources ${CMAKE_SOURCE_DIR}/src/*.*)
+
+idf_component_register(SRCS ${app_sources})

esp32/src/DS2438.cpp

@@ -24,9 +24,10 @@
 
 #define DS2438MODEL     0x26
 
-DS2438::DS2438(OneWire *ow, float currentShunt = 1.0f) {
+DS2438::DS2438(OneWire *ow, float currentShunt, int retryOnCRCError) {
     _ow = ow;
     _currentShunt = currentShunt;
+    _retryOnCRCError = retryOnCRCError;
 };
 
 void DS2438::begin(){
@@ -34,9 +35,9 @@ void DS2438::begin(){
 
 	_ow->reset_search();
     memset(searchDeviceAddress,0, 8);
-    _temperature = 0;
-    _voltageA = 0.0;
-    _voltageB = 0.0;
+    _temperature.clear();
+    _voltageA.clear();
+    _voltageB.clear();
     _error = true;
     _mode = (DS2438_MODE_CHA | DS2438_MODE_CHB | DS2438_MODE_TEMPERATURE);
 
@@ -71,10 +72,20 @@ bool DS2438::validFamily(const uint8_t* deviceAddress) {
 	}
 }
 
-void DS2438::update() {
-    uint8_t data[9];
+void DS2438::updateMultiple(){
+    for(int i = 0;i< DS2438_MEDIAN_COUNT; i++){
+        update(i==0);
+        if(_error){
+            return;
+        }
+        delay(DS2438_MEDIAN_DELAY);
+    }
+}
 
+void DS2438::update(bool firstIteration) {
+    uint8_t data[9];
     _error = true;
+    
     if(!isFound()){
         return;
     }
@@ -92,10 +103,10 @@ void DS2438::update() {
         }
             
         if (doTemperature) {
-            _temperature = (double)(((((int16_t)data[2]) << 8) | (data[1] & 0x0ff)) >> 3) * 0.03125;
+            _temperature.add((double)(((((int16_t)data[2]) << 8) | (data[1] & 0x0ff)) >> 3) * 0.03125);
         }
         if (_mode & DS2438_MODE_CHA) {
-            _voltageA = (((data[4] << 8) & 0x00300) | (data[3] & 0x0ff)) / 100.0;
+            _voltageA.add((((data[4] << 8) & 0x00300) | (data[3] & 0x0ff)) / 100.0);
         }
     }
     if (_mode & DS2438_MODE_CHB) {
@@ -112,33 +123,35 @@ void DS2438::update() {
             int16_t upperByte = ((int16_t)data[2]) << 8;
             int16_t lowerByte = data[1] >> 3;
             int16_t fullByte = (upperByte | lowerByte);
-            _temperature = ((double)fullByte) * 0.03125;
+            _temperature.add(((double)fullByte) * 0.03125);
         }
-        _voltageB = (((data[4] << 8) & 0x00300) | (data[3] & 0x0ff)) / 100.0;
+        _voltageB.add((((data[4] << 8) & 0x00300) | (data[3] & 0x0ff)) / 100.0);
     }
     
     int16_t upperByte = ((int16_t)data[6]) << 8;
     int16_t lowerByte = data[5];
     int16_t fullByte = (int16_t)(upperByte | lowerByte);
     float fullByteb = fullByte;
-    _current = (fullByteb) / ((4096.0f * _currentShunt));
+    _current.add((fullByteb) / ((4096.0f * _currentShunt)));
+
+
+    if(firstIteration){
+        if (readPage(1, data)){
+            PageOne_t *pOne = (PageOne_t *) data;
+            _ICA = pOne->ICA;
+        }
+
+        if (readPage(7, data)){
+            PageSeven_t *pSeven = (PageSeven_t *) data;
+            _CCA = pSeven->CCA0 | ((int16_t) pSeven->CCA1) << 8;
+            _DCA = pSeven->DCA0 | ((int16_t) pSeven->DCA1) << 8;
+        }
+    }
     _error = false;
-
-    if (readPage(1, data)){
-        PageOne_t *pOne = (PageOne_t *) data;
-        _ICA = pOne->ICA;
-    }
-
-    if (readPage(7, data)){
-        PageSeven_t *pSeven = (PageSeven_t *) data;
-        _CCA = pSeven->CCA0 | ((int16_t) pSeven->CCA1) << 8;
-        _DCA = pSeven->DCA0 | ((int16_t) pSeven->DCA1) << 8;
-    }
-
 }
 
 double DS2438::getTemperature() {
-    return _temperature;
+    return _temperature.getMedian();
 }
 
 float DS2438::getAh(){
@@ -160,16 +173,16 @@ long DS2438::getCCA(){
 
 float DS2438::getVoltage(int channel) {
     if (channel == DS2438_CHA) {
-        return _voltageA;
+        return _voltageA.getMedian();
     } else if (channel == DS2438_CHB) {
-        return _voltageB;
+        return _voltageB.getMedian();
     } else {
         return 0.0;
     }
 }
 
 float DS2438::getCurrent() {
-    return _current;
+    return _current.getMedian();
 }
 
 boolean DS2438::isError() {
@@ -234,22 +247,26 @@ void DS2438::writePage(int page, uint8_t *data) {
 }
 
 boolean DS2438::readPage(int page, uint8_t *data) {
-    //TODO if all data is 0 0 is a valid crc, but most likly not as intended
-    _ow->reset();
-    _ow->select(_address);
-    _ow->write(DS2438_RECALL_MEMORY_COMMAND, 0);
-    if ((page >= PAGE_MIN) && (page <= PAGE_MAX)) {
+    bool valid = false;
+    for(int retry = 0;retry < this->_retryOnCRCError && !valid; retry ++){
+        //TODO if all data is 0 0 is a valid crc, but most likly not as intended
+        _ow->reset();
+        _ow->select(_address);
+        _ow->write(DS2438_RECALL_MEMORY_COMMAND, 0);
+        if ((page >= PAGE_MIN) && (page <= PAGE_MAX)) {
+            _ow->write(page, 0);
+        } else {
+            return false;
+        }
+        _ow->reset();
+        _ow->select(_address);
+        _ow->write(DS2438_READ_SCRATCHPAD_COMMAND, 0);
         _ow->write(page, 0);
-    } else {
-        return false;
+        for (int i = 0; i < 9; i++){
+            data[i] = _ow->read();
+        }
+        valid = _ow->crc8(data, 8) == data[8];
     }
-    _ow->reset();
-    _ow->select(_address);
-    _ow->write(DS2438_READ_SCRATCHPAD_COMMAND, 0);
-    _ow->write(page, 0);
-    for (int i = 0; i < 9; i++){
-        data[i] = _ow->read();
-    }
-    return _ow->crc8(data, 8) == data[8];
+    return valid;
 }
 

esp32/src/FileUtils.cpp

@@ -0,0 +1,81 @@
+#include <Homie.h>
+#include "FileUtils.h"
+
+bool deleteFile(const char *source)
+{
+    Serial << "deleting file " << source << endl;
+    if (!SPIFFS.begin())
+    {
+        return false;
+    }
+    bool deleted = SPIFFS.remove(source);
+    if (deleted)
+    {
+        Serial << "Deleted " << source << endl;
+    }
+    else
+    {
+        Serial << "Could not delete " << source << endl;
+    }
+    return deleted;
+}
+
+void printFile(const char *source)
+{
+    Serial << "printing file " << source << endl;
+    if (!SPIFFS.begin())
+    {
+        Serial << "could not start spiffs " << source << endl;
+        return;
+    }
+    File file = SPIFFS.open(source, FILE_READ);
+    if (!file)
+    {
+        Serial << "could not start open " << source << endl;
+        return;
+    }
+    Serial << file.readString() << endl;
+    Serial << "Finished printing file " << source << endl;
+    file.close();
+}
+
+bool doesFileExist(const char *source)
+{
+    Serial << "checking if file exist " << source << endl;
+    if (!SPIFFS.begin())
+    {
+        return false;
+    }
+    bool exists = SPIFFS.exists(source);
+    Serial << "File " << source << (exists ? "" : " not") << " found " << endl;
+    return exists;
+}
+
+bool copyFile(const char *source, const char *target)
+{
+    Serial << "copy started " << source << " -> " << target << endl;
+    if (!SPIFFS.begin())
+    {
+        return false;
+    }
+
+    File file = SPIFFS.open(source, FILE_READ);
+    File file2 = SPIFFS.open(target, FILE_WRITE);
+    Serial.flush();
+    if (!file)
+    {
+        Serial << "There was an error opening " << source << " for reading" << endl;
+        return false;
+    }
+    if (!file2)
+    {
+        Serial << "There was an error opening " << target << " for reading" << endl;
+        file.close();
+        return false;
+    }
+    file2.println(file.readString());
+    Serial << "copy finished " << source << " -> " << target << endl;
+    file.close();
+    file2.close();
+    return true;
+}

esp32/src/MQTTUtils.cpp

@@ -0,0 +1,98 @@
+#include "MQTTUtils.h"
+#include "FileUtils.h"
+#include "LogDefines.h"
+
+
+bool volatile mAliveWasRead = false;
+
+void log(int level, String message, int statusCode)
+{
+  String buffer;
+  StaticJsonDocument<200> doc;
+  // Read the current time
+  time_t now; // this is the epoch
+  tm tm;      // the structure tm holds time information in a more convient way
+  doc["level"] = level;
+  doc["message"] = message;
+  doc["statusCode"] = statusCode;
+  time(&now);
+  localtime_r(&now, &tm);
+  if (tm.tm_year > (2021 - 1970)) { /* Only add the time, if we have at least 2021 */
+    doc["time"] =  String(String(1900 + tm.tm_year) + "-" + String(tm.tm_mon + 1) + "-" + String(tm.tm_mday) +
+              " " + String(tm.tm_hour) + ":" + String(tm.tm_min) + ":" + String(tm.tm_sec));
+  }
+
+  serializeJson(doc, buffer);
+  if (mAliveWasRead)
+  {
+    getTopic(LOG_TOPIC, logTopic)
+        Homie.getMqttClient()
+            .subscribe(logTopic, 2);
+
+    Homie.getMqttClient().publish(logTopic, 2, false, buffer.c_str());
+    delete logTopic;
+  }
+  Serial << statusCode << "@" << level << " : " << message << endl;
+  Serial.flush();
+}
+
+
+void mqttWrite(HomieNode* target,String key, String value){
+    if(mAliveWasRead){
+        target->setProperty(key).send(value);
+    }
+}
+
+void mqttWrite(HomieNode* target,const char* key, String value){
+    if(aliveWasRead()){
+        target->setProperty(key).send(value);
+    }
+}
+
+
+void onMQTTMessage(char *incoming, char *payload, AsyncMqttClientMessageProperties properties, size_t len, size_t index, size_t total)
+{
+  getTopic(TEST_TOPIC, testTopic);
+  if (strcmp(incoming, testTopic) == 0)
+  {
+    mAliveWasRead = true;
+  }
+  delete testTopic;
+  getTopic(BACKUP_TOPIC, backupTopic);
+  if (strcmp(incoming, backupTopic) == 0)
+  {
+    if (strcmp(payload, "true") == 0)
+    {
+      bool backupSucessful = copyFile(CONFIG_FILE, CONFIG_FILE_BACKUP);
+      printFile(CONFIG_FILE_BACKUP);
+      if (backupSucessful)
+      {
+        log(LOG_LEVEL_INFO, LOG_BACKUP_SUCCESSFUL, LOG_BACKUP_SUCCESSFUL_CODE);
+      }
+      else
+      {
+        log(LOG_LEVEL_INFO, LOG_BACKUP_FAILED, LOG_BACKUP_FAILED_CODE);
+      }
+      Homie.getMqttClient().publish(backupTopic, 2, true, "false");
+    }
+  }
+  delete backupTopic;
+}
+
+bool aliveWasRead(){
+    return mAliveWasRead;
+}
+
+void startMQTTRoundtripTest(){
+     {
+      getTopic(TEST_TOPIC, testopic)
+          Homie.getMqttClient()
+              .subscribe(testopic, 2);
+      Homie.getMqttClient().publish(testopic, 2, false, "ping");
+      Homie.getMqttClient().onMessage(onMQTTMessage);
+
+      getTopic(BACKUP_TOPIC, backupTopic)
+          Homie.getMqttClient()
+              .subscribe(backupTopic, 2);
+    }
+}

esp32/src/MathUtil.cpp

@@ -0,0 +1,12 @@
+
+#include "MathUtils.h"
+#include <Arduino.h>
+bool equalish(double x, double y)
+{
+        return (abs(x - y) < 0.5);
+}
+
+double mapf(double x, double in_min, double in_max, double out_min, double out_max)
+{
+    return (x - in_min) * (out_max - out_min) / (in_max - in_min) + out_min;
+}

esp32/src/PlantCtrl.cpp

@@ -1,62 +1,173 @@
 /**
  * @file PlantCtrl.cpp
  * @author your name (you@domain.com)
- * @brief 
+ * @brief
  * @version 0.1
  * @date 2020-05-27
- * 
+ *
  * @copyright Copyright (c) 2020
- * 
+ *
 
  */
-
 #include "PlantCtrl.h"
 #include "ControllerConfiguration.h"
+#include "TimeUtils.h"
+#include "driver/pcnt.h"
+#include "MQTTUtils.h"
 
-Plant::Plant(int pinSensor, int pinPump, int plantId, HomieNode *plant, PlantSettings_t *setting)
+Plant::Plant(int pinSensor, int pinPump, int plantId, HomieNode *plant, PlantSettings_t *setting, SENSOR_MODE mode)
 {
     this->mPinSensor = pinSensor;
     this->mPinPump = pinPump;
     this->mPlant = plant;
     this->mSetting = setting;
     this->mPlantId = plantId;
+    this->mSensorMode = mode;
 }
 
 void Plant::init(void)
 {
     /* Initialize Home Settings validator */
     this->mSetting->pSensorDry->setDefaultValue(DEACTIVATED_PLANT);
-    this->mSetting->pSensorDry->setValidator([](long candidate) {
-        return (((candidate >= 0) && (candidate <= 4095)) || candidate == DEACTIVATED_PLANT);
-    });
-    this->mSetting->pPumpAllowedHourRangeStart->setDefaultValue(8); // start at 8:00
-    this->mSetting->pPumpAllowedHourRangeStart->setValidator([](long candidate) {
-        return ((candidate >= 0) && (candidate <= 23));
-    });
-    this->mSetting->pPumpAllowedHourRangeEnd->setDefaultValue(20); // stop pumps at 20:00
-    this->mSetting->pPumpAllowedHourRangeEnd->setValidator([](long candidate) {
-        return ((candidate >= 0) && (candidate <= 23));
-    });
-    this->mSetting->pPumpOnlyWhenLowLight->setDefaultValue(true);
-    this->mSetting->pPumpCooldownInHours->setDefaultValue(20); // minutes
-    this->mSetting->pPumpCooldownInHours->setValidator([](long candidate) {
-        return ((candidate >= 0) && (candidate <= 1024));
-    });
+    this->mSetting->pSensorDry->setValidator([](long candidate)
+                                             { return (((candidate >= 0.0) && (candidate <= 100.0)) || equalish(candidate, DEACTIVATED_PLANT) || equalish(candidate, HYDROPONIC_MODE) || equalish(candidate, TIMER_ONLY)); });
+
+    this->mSetting->pPumpAllowedHourRangeStart->setDefaultValue(5); // start at 5:00 UTC or 7:00 ECST
+    this->mSetting->pPumpAllowedHourRangeStart->setValidator([](long candidate)
+                                                             { return ((candidate >= 0) && (candidate <= 23)); });
+    this->mSetting->pPumpAllowedHourRangeEnd->setDefaultValue(18); // stop pumps at 18 UTC or 20:00 ECST
+    this->mSetting->pPumpAllowedHourRangeEnd->setValidator([](long candidate)
+                                                           { return ((candidate >= 0) && (candidate <= 23)); });
+    this->mSetting->pPumpOnlyWhenLowLight->setDefaultValue(false);
+    this->mSetting->pPumpCooldownInSeconds->setDefaultValue(60 * 60); // 1 hour
+    this->mSetting->pPumpCooldownInSeconds->setValidator([](long candidate)
+                                                         { return (candidate >= 0); });
+
+    this->mSetting->pPumpDuration->setDefaultValue(30);
+    this->mSetting->pPumpDuration->setValidator([](long candidate)
+                                                { return ((candidate >= 0) && (candidate <= 1000)); });
+    this->mSetting->pPumpMl->setDefaultValue(1000);
+    this->mSetting->pPumpMl->setValidator([](long candidate)
+                                          { return ((candidate >= 0) && (candidate <= 5000)); });
+    this->mSetting->pPumpPowerLevel->setDefaultValue(100);
+    this->mSetting->pPumpPowerLevel->setValidator([](long candidate)
+                                                  { return ((candidate >= 0) && (candidate <= 100)); });
 
     /* Initialize Hardware */
     pinMode(this->mPinPump, OUTPUT);
-    pinMode(this->mPinSensor, ANALOG);
     digitalWrite(this->mPinPump, LOW);
+    ledcSetup(this->mPlantId, PWM_FREQ, PWM_BITS);
+    ledcAttachPin(this->mPinPump, this->mPlantId);
+    ledcWrite(this->mPlantId, 0);
+    pinMode(this->mPinSensor, INPUT);
 }
 
-void Plant::addSenseValue(void)
-{   
-    int raw = analogRead(this->mPinSensor);
-    if(raw < MOIST_SENSOR_MAX_ADC && raw > MOIST_SENSOR_MIN_ADC){
-        this->moistureRaw.add(raw);
-    } else {
-        int plantId = this->mPlantId;
-        Serial << "ignoring sensor " << plantId << " value due to being strange " << raw  << endl;
+void Plant::initSensors(void)
+{
+    switch (getSensorMode())
+    {
+    case FREQUENCY_MOD_RESISTANCE_PROBE:
+    {
+
+        pcnt_unit_t unit = (pcnt_unit_t)(PCNT_UNIT_0 + this->mPlantId);
+        pcnt_config_t pcnt_config = {}; // Instancia PCNT config
+
+        pcnt_config.pulse_gpio_num = this->mPinSensor; // Configura GPIO para entrada dos pulsos
+        pcnt_config.ctrl_gpio_num = PCNT_PIN_NOT_USED; // Configura GPIO para controle da contagem
+        pcnt_config.unit = unit;                       // Unidade de contagem PCNT - 0
+        pcnt_config.channel = PCNT_CHANNEL_0;          // Canal de contagem PCNT - 0
+        pcnt_config.counter_h_lim = INT16_MAX;         // Limite maximo de contagem - 20000
+        pcnt_config.pos_mode = PCNT_COUNT_INC;         // Incrementa contagem na subida do pulso
+        pcnt_config.neg_mode = PCNT_COUNT_DIS;         // Incrementa contagem na descida do pulso
+        pcnt_config.lctrl_mode = PCNT_MODE_KEEP;       // PCNT - modo lctrl desabilitado
+        pcnt_config.hctrl_mode = PCNT_MODE_KEEP;       // PCNT - modo hctrl - se HIGH conta incrementando
+        pcnt_unit_config(&pcnt_config);                // Configura o contador PCNT
+
+        pcnt_counter_pause(unit); // Pausa o contador PCNT
+        pcnt_counter_clear(unit); // Zera o contador PCNT
+        break;
+    }
+    case ANALOG_RESISTANCE_PROBE:
+    {
+        adcAttachPin(this->mPinSensor);
+        break;
+    }
+    case NONE:
+    {
+        // do nothing
+        break;
+    }
+    }
+}
+
+void Plant::blockingMoistureMeasurement(void)
+{
+    switch (getSensorMode())
+    {
+    case ANALOG_RESISTANCE_PROBE:
+    {
+        for (int i = 0; i < ANALOG_REREADS; i++)
+        {
+            this->mMoisture_raw.add(analogReadMilliVolts(this->mPinSensor));
+            delay(5);
+        }
+        break;
+    }
+    case FREQUENCY_MOD_RESISTANCE_PROBE:
+    case NONE:
+    {
+        // nothing to do here
+        break;
+    }
+    }
+}
+
+void Plant::startMoistureMeasurement(void)
+{
+    switch (getSensorMode())
+    {
+    case FREQUENCY_MOD_RESISTANCE_PROBE:
+    {
+        pcnt_unit_t unit = (pcnt_unit_t)(PCNT_UNIT_0 + this->mPlantId);
+        pcnt_counter_resume(unit);
+        break;
+    }
+    case ANALOG_RESISTANCE_PROBE:
+    case NONE:
+    {
+        // do nothing here
+    }
+    }
+}
+
+void Plant::stopMoistureMeasurement(void)
+{
+    switch (getSensorMode())
+    {
+    case FREQUENCY_MOD_RESISTANCE_PROBE:
+    {
+        int16_t pulses;
+        pcnt_unit_t unit = (pcnt_unit_t)(PCNT_UNIT_0 + this->mPlantId);
+        pcnt_counter_pause(unit);
+        esp_err_t result = pcnt_get_counter_value(unit, &pulses);
+        pcnt_counter_clear(unit);
+        if (result != ESP_OK)
+        {
+            log(LOG_LEVEL_ERROR, LOG_HARDWARECOUNTER_ERROR_MESSAGE, LOG_HARDWARECOUNTER_ERROR_CODE);
+            this->mMoisture_raw.clear();
+            this->mMoisture_raw.add(-1);
+        }
+        else
+        {
+            this->mMoisture_raw.add(pulses * (1000 / MOISTURE_MEASUREMENT_DURATION));
+        }
+        break;
+    }
+    case ANALOG_RESISTANCE_PROBE:
+    case NONE:
+    {
+        break;
+    }
     }
 }
 
@@ -65,11 +176,33 @@ void Plant::postMQTTconnection(void)
     const String OFF = String("OFF");
     this->mConnected = true;
     this->mPlant->setProperty("switch").send(OFF);
+
+    float pct = getCurrentMoisturePCT();
+    float raw = getCurrentMoistureRaw();
+    if (equalish(raw, MISSING_SENSOR))
+    {
+        pct = 0;
+    }
+    if (pct < 0)
+    {
+        pct = 0;
+    }
+    if (pct > 100)
+    {
+        pct = 100;
+    }
+
+    this->mPlant->setProperty("moist").send(String(pct));
+    this->mPlant->setProperty("sensormode").send(getSensorModeString());
+    this->mPlant->setProperty("moistraw").send(String(raw));
+    this->mPlant->setProperty("moisttrigger").send(String(getTargetMoisturePCT()));
 }
 
 void Plant::deactivatePump(void)
 {
-    digitalWrite(this->mPinPump, LOW);
+    int plantId = this->mPlantId;
+    Serial << "deactivating pump " << plantId << endl;
+    ledcWrite(this->mPlantId, 0);
     if (this->mConnected)
     {
         const String OFF = String("OFF");
@@ -77,39 +210,69 @@ void Plant::deactivatePump(void)
     }
 }
 
-void Plant::activatePump(void)
+void Plant::publishState(int stateNumber, String stateString)
 {
-    digitalWrite(this->mPinPump, HIGH);
+    String buffer;
+    StaticJsonDocument<200> doc;
     if (this->mConnected)
     {
-        const String OFF = String("ON");
-        this->mPlant->setProperty("switch").send(OFF);
+        doc["number"] = stateNumber;
+        doc["message"] = stateString;
+        serializeJson(doc, buffer);
+        this->mPlant->setProperty("state").send(buffer.c_str());
     }
 }
 
+void Plant::activatePump(void)
+{
+    int plantId = this->mPlantId;
+
+    Serial << "activating pump " << plantId << endl;
+    long desiredPowerLevelPercent = this->mSetting->pPumpPowerLevel->get();
+    ledcWrite(this->mPlantId, desiredPowerLevelPercent * PWM_BITS);
+    if (this->mConnected)
+    {
+        const String ON = String("ON");
+        this->mPlant->setProperty("switch").send(ON);
+        this->mPlant->setProperty("lastPump").send(String(getCurrentTime()));
+    }
+}
+
+bool Plant::switchHandler(const HomieRange &range, const String &value)
+{
+    if (range.isRange)
+    {
+        return false; // only one switch is present
+    }
+
+    if ((value.equals("ON")) || (value.equals("On")) || (value.equals("on")) || (value.equals("true")))
+    {
+        this->activatePump();
+        return true;
+    }
+    else if ((value.equals("OFF")) || (value.equals("Off")) || (value.equals("off")) || (value.equals("false")))
+    {
+        this->deactivatePump();
+        return true;
+    }
+    else
+    {
+        return false;
+    }
+}
+
+void Plant::setSwitchHandler(HomieInternals::PropertyInputHandler f)
+{
+    this->mPump.settable(f);
+}
+
 void Plant::advertise(void)
 {
     // Advertise topics
-    this->mPlant->advertise("switch").setName("Pump 1").setDatatype("boolean");
-    //FIXME add .settable(this->switchHandler)
-    this->mPlant->advertise("moist").setName("Percent").setDatatype("number").setUnit("%");
-    this->mPlant->advertise("moistraw").setName("adc").setDatatype("number").setUnit("3.3/4096V");
+    mPump = this->mPlant->advertise("switch").setName("Pump").setDatatype("Boolean");
+    this->mPlant->advertise("lastPump").setName("lastPump").setDatatype("Integer").setUnit("unixtime").setRetained(true);
+    this->mPlant->advertise("moist").setName("Percent").setDatatype("Float").setUnit("%").setRetained(true);
+    this->mPlant->advertise("moistraw").setName("frequency").setDatatype("Float").setUnit("hz").setRetained(true);
+    this->mPlant->advertise("state").setName("state").setDatatype("String").setRetained(true);
+    
 }
-
-/* FIXME
-bool Plant::switchHandler(const HomieRange& range, const String& value) {
-  if (range.isRange) return false;  // only one switch is present
-  
-
-    if ((value.equals("ON")) || (value.equals("On")) || (value.equals("on")) || (value.equals("true"))) {
-      this->activatePump();
-      return true;
-    } else if ((value.equals("OFF")) || (value.equals("Off")) || (value.equals("off")) || (value.equals("false")) ) {
-      this->deactivatePump();
-      return true;
-    } else {
-      return false;
-    }
-  }
-}
-*/

esp32/src/TimeUtils.cpp

@@ -0,0 +1,18 @@
+#include "TimeUtils.h"
+#include <Homie.h>
+
+long getCurrentTime()
+{
+  struct timeval tv_now;
+  gettimeofday(&tv_now, NULL);
+  return tv_now.tv_sec;
+}
+
+int getCurrentHour()
+{
+  struct tm info;
+  time_t now;
+  time(&now);
+  localtime_r(&now, &info);
+  return info.tm_hour;
+}

esp32test/Esp32DeepSleepTest/.vscode/extensions.json

@@ -1,7 +1,10 @@
-{
-    // See http://go.microsoft.com/fwlink/?LinkId=827846
-    // for the documentation about the extensions.json format
-    "recommendations": [
-        "platformio.platformio-ide"
-    ]
-}
+{
+    // See http://go.microsoft.com/fwlink/?LinkId=827846
+    // for the documentation about the extensions.json format
+    "recommendations": [
+        "platformio.platformio-ide"
+    ],
+    "unwantedRecommendations": [
+        "ms-vscode.cpptools-extension-pack"
+    ]
+}

esp32test/Esp32DeepSleepTest/PlantControlTest.code-workspace

@@ -15,7 +15,14 @@
 			"functional": "cpp",
 			"string": "cpp",
 			"typeinfo": "cpp",
-			"cmath": "cpp"
+			"cmath": "cpp",
+			"array": "cpp",
+			"deque": "cpp",
+			"unordered_map": "cpp",
+			"unordered_set": "cpp",
+			"vector": "cpp",
+			"initializer_list": "cpp",
+			"regex": "cpp"
 		}
 	}
 }

esp32test/Esp32DeepSleepTest/include/DS2438.h

@@ -1,112 +0,0 @@
-/*
- *   DS2438.h
- *
- *   by Joe Bechter
- *
- *   (C) 2012, bechter.com
- *
- *   All files, software, schematics and designs are provided as-is with no warranty.
- *   All files, software, schematics and designs are for experimental/hobby use.
- *   Under no circumstances should any part be used for critical systems where safety,
- *   life or property depends upon it. You are responsible for all use.
- *   You are free to use, modify, derive or otherwise extend for your own non-commercial purposes provided
- *       1. No part of this software or design may be used to cause injury or death to humans or animals.
- *       2. Use is non-commercial.
- *       3. Credit is given to the author (i.e. portions © bechter.com), and provide a link to the original source.
- *
- */
-
-#ifndef DS2438_h
-#define DS2438_h
-
-#include <Arduino.h>
-#include <OneWire.h>
-
-#define DS2438_TEMPERATURE_CONVERSION_COMMAND 0x44
-#define DS2438_VOLTAGE_CONVERSION_COMMAND 0xb4
-#define DS2438_WRITE_SCRATCHPAD_COMMAND 0x4e
-#define DS2438_COPY_SCRATCHPAD_COMMAND 0x48
-#define DS2438_READ_SCRATCHPAD_COMMAND 0xbe
-#define DS2438_RECALL_MEMORY_COMMAND 0xb8
-
-#define PAGE_MIN 0
-#define PAGE_MAX 7
-
-#define DS2438_CHA 0
-#define DS2438_CHB 1
-
-#define DS2438_MODE_CHA 0x01
-#define DS2438_MODE_CHB 0x02
-#define DS2438_MODE_TEMPERATURE 0x04
-
-#define DS2438_TEMPERATURE_DELAY 10
-#define DS2438_VOLTAGE_CONVERSION_DELAY 8
-
-#define DEFAULT_PAGE0(var) uint8_t var[8] { \
-    0b00001011 /* X, ADB=0, NVB=0, TB=0, AD=1, EE=0, CA=1, IAD=1 */, \
-    0, /* Temperatur */ \
-    0, /* Temperatur */ \
-    0, /* Voltage */ \
-    0, /* Voltage */ \
-    0, /* Current */ \
-    0, /* Current */ \
-    0 /* Threashold */ \
-}
-
-typedef struct PageOne {
-    uint8_t eleapsedTimerByte0; /**< LSB of timestamp */
-    uint8_t eleapsedTimerByte1;
-    uint8_t eleapsedTimerByte2;
-    uint8_t eleapsedTimerByte3; /**< MSB of timestamp */
-    uint8_t ICA; /**< Integrated Current Accumulator (current flowing into and out of the battery) */
-    uint8_t offsetRegisterByte0; /**< Offset for ADC calibdation */
-    uint8_t offsetRegisterByte1; /**< Offset for ADC calibdation */
-    uint8_t reserved;
-} PageOne_t;
-
-typedef struct PageSeven {
-    uint8_t userByte0;
-    uint8_t userByte1;
-    uint8_t userByte2;
-    uint8_t userByte3;
-    uint8_t CCA0;   /**< Charging Current Accumulator (CCA) */
-    uint8_t CCA1;   /**< Charging Current Accumulator (CCA) */
-    uint8_t DCA0;   /**< Discharge Current Accumulator (DCA) */
-    uint8_t DCA1;   /**< Discharge Current Accumulator (DCA) */
-} PageSeven_t;
-
-typedef uint8_t DeviceAddress[8];
-
-class DS2438 {
-    public:
-        DS2438(OneWire *ow, float currentShunt);
-        DS2438(OneWire *ow, uint8_t *address);
-
-        void begin();
-        void update();
-        double getTemperature();
-        float getVoltage(int channel=DS2438_CHA);
-        float getCurrent();
-        boolean isError();
-        boolean isFound();
-    private:
-        bool validAddress(const uint8_t*);
-        bool validFamily(const uint8_t* deviceAddress);
-        
-        bool deviceFound = false;
-        OneWire *_ow;
-        DeviceAddress _address;
-        uint8_t _mode;
-        double _temperature;
-        float _voltageA;
-        float _voltageB;
-        float _current;
-        float _currentShunt;
-        boolean _error;
-        boolean startConversion(int channel, boolean doTemperature);
-        boolean selectChannel(int channel);
-        void writePage(int page, uint8_t *data);
-        boolean readPage(int page, uint8_t *data);
-};
-
-#endif

esp32test/Esp32DeepSleepTest/include/ulp-pwm.h

@@ -0,0 +1,187 @@
+#ifndef ULP_PWM_h
+#define ILP_PWM_h
+
+#include <Arduino.h>
+#include "driver/rtc_io.h"
+#include "soc/rtc_cntl_reg.h"
+#include "soc/rtc.h"
+#include "esp32/ulp.h"
+
+#define LBL_START 1
+#define LBL_DELAY_ON 2
+#define LBL_DELAY_OFF 3
+#define LBL_SKIP_ON 4
+#define LBL_SKIP_OFF 5
+#define REGISTER_DELAY_LOOP_COUNTER R0
+#define REGISTER_TICKS_ON R1
+#define REGISTER_TICKS_OFF R2
+#define TOTAL_TICKS_DELAY 255
+#define PIN GPIO_NUM_12
+
+//support 20 vars
+const size_t ulp_var_offset = CONFIG_ULP_COPROC_RESERVE_MEM - 20;
+//use the first for dimming
+const size_t ulp_dimm_offset = ulp_var_offset + 1;
+const size_t ulp_alive_offset = ulp_var_offset + 2;
+
+//see https://github.com/perseus086/ESP32-notes
+const uint32_t rtc_bit[40] = {
+    25, //gpio0
+    0,  //gpio1
+    26, //gpio2
+    0,  //gpio3
+    24, //gpio4
+    0,  //gpio5
+    0,  //gpio6
+    0,  //gpio7
+    0,  //gpio8
+    0,  //gpio9
+    0,  //gpio10
+    0,  //gpio11
+    29, //gpio12
+    28, //gpio13
+    30, //gpio14
+    27, //gpio15
+    0,  //gpio16
+    31, //gpio17
+    0,  //gpio18
+    0,  //gpio19
+    0,  //gpio20
+    0,  //gpio21
+    0,  //gpio22
+    0,  //gpio23
+    0,  //gpio24
+    20, //gpio25
+    21, //gpio26
+    0,  //gpio27
+    0,  //gpio28
+    0,  //gpio29
+    0,  //gpio30
+    0,  //gpio31
+    23, //gpio32
+    22, //gpio33
+    18, //gpio34
+    19, //gpio35
+    14, //gpio36
+    15, //gpio37
+    16, //gpio38
+    17  //gpio39
+};
+
+static inline void ulp_data_write(size_t offset, uint16_t value)
+{
+    if (offset >= CONFIG_ULP_COPROC_RESERVE_MEM || offset <= ulp_var_offset)
+    {
+        Serial.print("Invalid ULP offset detected, refusing write!");
+        Serial.print(offset);
+        Serial.print("-");
+        Serial.print(ulp_var_offset);
+        Serial.print("-");
+        Serial.println(CONFIG_ULP_COPROC_RESERVE_MEM);
+        return;
+    }
+    else
+    {
+        RTC_SLOW_MEM[offset] = value;
+    }
+}
+
+static inline uint16_t ulp_data_read(size_t offset)
+{
+    if (offset >= CONFIG_ULP_COPROC_RESERVE_MEM || offset <= ulp_var_offset)
+    {
+        Serial.print("Invalid ULP offset detected");
+        Serial.print(offset);
+        Serial.print("-");
+        Serial.print(ulp_var_offset);
+        Serial.print("-");
+        Serial.println(CONFIG_ULP_COPROC_RESERVE_MEM);
+    }
+    return RTC_SLOW_MEM[offset] & 0xffff;
+}
+
+static inline uint32_t rtc_io_number_get(gpio_num_t gpio_num)
+{
+    assert(rtc_gpio_is_valid_gpio(gpio_num) && "Invalid GPIO for RTC");
+    uint32_t bit = rtc_bit[gpio_num];
+    Serial.print("Resolved GPIO ");
+    Serial.print(gpio_num);
+    Serial.print(" to rtc bit ");
+    Serial.println(bit);
+    return bit;
+}
+
+void ulp_pwm_start(void)
+{
+    rtc_gpio_init(PIN);
+    rtc_gpio_set_direction(PIN, RTC_GPIO_MODE_OUTPUT_ONLY);
+    rtc_gpio_set_level(PIN, 0);
+    const uint32_t rtc_gpio = rtc_io_number_get(PIN);
+
+    // Define ULP program
+    const ulp_insn_t ulp_prog[] = {
+        M_LABEL(LBL_START),
+
+        I_MOVI(REGISTER_DELAY_LOOP_COUNTER, 1),
+        I_MOVI(REGISTER_TICKS_ON, 0),
+        I_ST(REGISTER_DELAY_LOOP_COUNTER, REGISTER_TICKS_ON, ulp_alive_offset), //store 1 with 0 offset into alive
+
+        I_LD(REGISTER_TICKS_ON, REGISTER_TICKS_ON, ulp_dimm_offset), //REGISTER_TICKS_ON = RTC_DATA[0+ulp_dimm_offset]
+        //in total there is always 255 delay loop iterations, but in different duty cycle
+        I_MOVI(REGISTER_TICKS_OFF, TOTAL_TICKS_DELAY),
+        I_SUBR(REGISTER_TICKS_OFF, REGISTER_TICKS_OFF, REGISTER_TICKS_ON),
+
+        //on phase
+        I_MOVR(REGISTER_DELAY_LOOP_COUNTER, REGISTER_TICKS_ON),
+        M_BL(LBL_SKIP_ON, 1),                                 //if never on, skip on phase
+        I_WR_REG(RTC_GPIO_OUT_REG, rtc_gpio, rtc_gpio, HIGH), // on
+        M_LABEL(LBL_DELAY_ON),
+        I_DELAY(1),                                                          //wait 1 clock
+        I_SUBI(REGISTER_DELAY_LOOP_COUNTER, REGISTER_DELAY_LOOP_COUNTER, 1), // REGISTER_DELAY_LOOP_COUNTER--
+        M_BGE(LBL_DELAY_ON, 1),                                              //if time left, goto start of on loop
+        M_LABEL(LBL_SKIP_ON),
+
+        //off phase
+        I_MOVR(REGISTER_DELAY_LOOP_COUNTER, REGISTER_TICKS_OFF),
+
+        M_BL(LBL_SKIP_OFF, 1),                               //if never off, skip on phase
+        I_WR_REG(RTC_GPIO_OUT_REG, rtc_gpio, rtc_gpio, LOW), // on
+        M_LABEL(3),
+        I_DELAY(1),                                                          //wait 1 clock
+        I_SUBI(REGISTER_DELAY_LOOP_COUNTER, REGISTER_DELAY_LOOP_COUNTER, 1), // REGISTER_DELAY_LOOP_COUNTER--
+        M_BGE(3, 1),                                                         //if time left, goto start of on loop
+        M_LABEL(LBL_SKIP_OFF),
+
+        M_BX(LBL_START),
+    };
+    // Run ULP program
+    size_t size = sizeof(ulp_prog) / sizeof(ulp_insn_t);
+    assert(size < ulp_var_offset && "ULP_DATA_OFFSET needs to be greater or equal to the program size");
+    esp_err_t error = ulp_process_macros_and_load(0, ulp_prog, &size);
+    Serial.print("ULP bootstrap status ");
+    Serial.println(error);
+
+    //allow glitchless start
+    ulp_data_write(ulp_alive_offset, 0);
+
+    error = ulp_run(0);
+    Serial.print("ULP start status ");
+    Serial.println(error);
+}
+
+static inline void ulp_pwm_set_level(uint8_t level)
+{
+    ulp_data_write(ulp_dimm_offset, level);
+}
+
+static inline void ulp_pwm_init()
+{
+    ulp_data_write(ulp_alive_offset, 0);
+    delay(10);
+    if (ulp_data_read(ulp_alive_offset) == 0)
+    {
+        ulp_pwm_start();
+    }
+}
+
+#endif

esp32test/Esp32DeepSleepTest/platformio.ini

@@ -12,6 +12,5 @@
 platform = espressif32
 board = esp32doit-devkit-v1
 framework = arduino
-build_flags = -DPIO_FRAMEWORK_ARDUINO_LWIP2_LOW_MEMORY
-lib_deps = OneWire
-            DallasTemperature
+lib_deps = pololu/VL53L0X@^1.3.1
+build_flags = -DPIO_FRAMEWORK_ARDUINO_LWIP2_LOW_MEMORY -DBOOTLOADER_LOG_LEVEL_VERBOSE -DLOG_DEFAULT_LEVEL_VERBOSE -DCORE_DEBUG_LEVEL=5

esp32test/Esp32DeepSleepTest/src/DS2438.cpp

@@ -1,286 +0,0 @@
-/*
- *   DS2438.cpp
- *
- *   by Joe Bechter
- *
- *   (C) 2012, bechter.com
- *
- *   All files, software, schematics and designs are provided as-is with no warranty.
- *   All files, software, schematics and designs are for experimental/hobby use.
- *   Under no circumstances should any part be used for critical systems where safety,
- *   life or property depends upon it. You are responsible for all use.
- *   You are free to use, modify, derive or otherwise extend for your own non-commercial purposes provided
- *       1. No part of this software or design may be used to cause injury or death to humans or animals.
- *       2. Use is non-commercial.
- *       3. Credit is given to the author (i.e. portions © bechter.com), and provide a link to the original source.
- *
- */
-
-#include "DS2438.h"
-
-// DSROM FIELDS
-#define DSROM_FAMILY    0
-#define DSROM_CRC       7
-
-#define DS2438MODEL     0x26
-
-DS2438::DS2438(OneWire *ow, float currentShunt = 1.0f) {
-    _ow = ow;
-    _currentShunt = currentShunt;
-};
-
-void DS2438::begin(){
-    DeviceAddress searchDeviceAddress;
-
-	_ow->reset_search();
-    memset(searchDeviceAddress,0, 8);
-    _temperature = 0;
-    _voltageA = 0.0;
-    _voltageB = 0.0;
-    _error = true;
-    _mode = (DS2438_MODE_CHA | DS2438_MODE_CHB | DS2438_MODE_TEMPERATURE);
-
-	deviceFound = false; // Reset the number of devices when we enumerate wire devices
-
-	while (_ow->search(searchDeviceAddress)) {
-		if (validAddress(searchDeviceAddress)) {
-			if (validFamily(searchDeviceAddress)) {
-                memcpy(_address,searchDeviceAddress,8);
-                DEFAULT_PAGE0(defaultConfig);
-                writePage(0, defaultConfig);
-                deviceFound = true;
-			}
-		}
-	}
-}
-
-bool DS2438::isFound(){
-    return deviceFound;
-}
-
-bool DS2438::validAddress(const uint8_t* deviceAddress) {
-	return (_ow->crc8(deviceAddress, 7) == deviceAddress[DSROM_CRC]);
-}
-
-bool DS2438::validFamily(const uint8_t* deviceAddress) {
-	switch (deviceAddress[DSROM_FAMILY]) {
-	case DS2438MODEL:
-		return true;
-	default:
-		return false;
-	}
-}
-
-void DS2438::update() {
-    uint8_t data[9];
-
-    _error = true;
-    if(!isFound()){
-        return;
-    }
-
-    if (_mode & DS2438_MODE_CHA || _mode == DS2438_MODE_TEMPERATURE) {
-        boolean doTemperature = _mode & DS2438_MODE_TEMPERATURE;
-        if (!startConversion(DS2438_CHA, doTemperature)) {
-            Serial.println("Error starting temp conversion ds2438 channel a");
-            return;
-        }
-        if (!readPage(0, data)){
-            
-            Serial.println("Error reading zero page ds2438 channel a");
-            return;
-        }
-        Serial.print(data[0],16);
-        Serial.print(" ");
-        Serial.print(data[1],16);
-        Serial.print(" ");
-        Serial.print(data[2],16);
-        Serial.print(" ");
-        Serial.print(data[3],16);
-        Serial.print(" ");
-        Serial.print(data[4],16);
-        Serial.print(" ");
-        Serial.print(data[5],16);
-        Serial.print(" ");
-        Serial.print(data[6],16);
-        Serial.print(" ");
-        Serial.println(data[7],16);
-
-            
-        if (doTemperature) {
-            _temperature = (double)(((((int16_t)data[2]) << 8) | (data[1] & 0x0ff)) >> 3) * 0.03125;
-        }
-        if (_mode & DS2438_MODE_CHA) {
-            _voltageA = (((data[4] << 8) & 0x00300) | (data[3] & 0x0ff)) / 100.0;
-        }
-    }
-    if (_mode & DS2438_MODE_CHB) {
-        boolean doTemperature = _mode & DS2438_MODE_TEMPERATURE && !(_mode & DS2438_MODE_CHA);
-        if (!startConversion(DS2438_CHB, doTemperature)) {
-            Serial.println("Error starting temp conversion channel b ds2438");
-            return;
-        }
-        if (!readPage(0, data)){
-            Serial.println("Error reading zero page ds2438 channel b");
-            return;
-        }
-        if (doTemperature) {
-            int16_t upperByte = ((int16_t)data[2]) << 8;
-            int16_t lowerByte = data[1] >> 3;
-            int16_t fullByte = (upperByte | lowerByte);
-            _temperature = ((double)fullByte) * 0.03125;
-        }
-        _voltageB = (((data[4] << 8) & 0x00300) | (data[3] & 0x0ff)) / 100.0;
-    }
-    
-    int16_t upperByte = ((int16_t)data[6]) << 8;
-    int16_t lowerByte = data[5];
-    int16_t fullByte = (int16_t)(upperByte | lowerByte);
-    float fullByteb = fullByte;
-    _current = (fullByteb) / ((4096.0f * _currentShunt));
-    _error = false;
-        Serial.print(data[0],16);
-        Serial.print(" ");
-        Serial.print(data[1],16);
-        Serial.print(" ");
-        Serial.print(data[2],16);
-        Serial.print(" ");
-        Serial.print(data[3],16);
-        Serial.print(" ");
-        Serial.print(data[4],16);
-        Serial.print(" ");
-        Serial.print(data[5],16);
-        Serial.print(" ");
-        Serial.print(data[6],16);
-        Serial.print(" ");
-        Serial.println(data[7],16);
-        Serial.println("-");
-
-
-
-    uint16_t ICA = 0;
-    if (readPage(1, data)){
-        PageOne_t *pOne = (PageOne_t *) data;
-        Serial.println(pOne->ICA);
-        float Ah = pOne->ICA / (2048.0f * _currentShunt);
-        Serial.print("Ah=");
-        Serial.println(Ah);
-        ICA = pOne->ICA;
-    }
-
-       
-
-
-    if (readPage(7, data)){
-        PageSeven_t *pSeven = (PageSeven_t *) data;
-        int16_t CCA = pSeven->CCA0 | ((int16_t) pSeven->CCA1) << 8;
-        int16_t DCA = pSeven->DCA0 | ((int16_t) pSeven->DCA1) << 8;
-        Serial.println("ICA, DCA, CCA");
-        Serial.print(ICA);
-        Serial.print(", ");
-        Serial.print(DCA);
-        Serial.print(", ");
-        Serial.println(CCA);
-    }
-
-}
-
-double DS2438::getTemperature() {
-    return _temperature;
-}
-
-float DS2438::getVoltage(int channel) {
-    if (channel == DS2438_CHA) {
-        return _voltageA;
-    } else if (channel == DS2438_CHB) {
-        return _voltageB;
-    } else {
-        return 0.0;
-    }
-}
-
-float DS2438::getCurrent() {
-    return _current;
-}
-
-boolean DS2438::isError() {
-    return _error;
-}
-
-boolean DS2438::startConversion(int channel, boolean doTemperature) {
-    if(!isFound()){
-        return false;
-    }
-    if (!selectChannel(channel)){
-        return false;
-    }
-    _ow->reset();
-    _ow->select(_address);
-    if (doTemperature) {
-        _ow->write(DS2438_TEMPERATURE_CONVERSION_COMMAND, 0);
-        delay(DS2438_TEMPERATURE_DELAY);
-        _ow->reset();
-        _ow->select(_address);
-    }
-    _ow->write(DS2438_VOLTAGE_CONVERSION_COMMAND, 0);
-    delay(DS2438_VOLTAGE_CONVERSION_DELAY);
-    return true;
-}
-
-boolean DS2438::selectChannel(int channel) {
-    if(!isFound()){
-        return false;
-    }
-    uint8_t data[9];
-    if (readPage(0, data)) {
-        if (channel == DS2438_CHB){
-            data[0] = data[0] | 0x08;
-        }
-        else {
-            data[0] = data[0] & 0xf7;
-        }
-        writePage(0, data);
-        return true;
-    }
-    Serial.println("Could not read page zero data");
-    return false;
-}
-
-void DS2438::writePage(int page, uint8_t *data) {
-    _ow->reset();
-    _ow->select(_address);
-    _ow->write(DS2438_WRITE_SCRATCHPAD_COMMAND, 0);
-    if ((page >= PAGE_MIN) && (page <= PAGE_MAX)) {
-        _ow->write(page, 0);
-    } else {
-        return;
-    }
-    for (int i = 0; i < 8; i++){
-        _ow->write(data[i], 0);
-    }
-    _ow->reset();
-    _ow->select(_address);
-    _ow->write(DS2438_COPY_SCRATCHPAD_COMMAND, 0);
-    _ow->write(page, 0);
-}
-
-boolean DS2438::readPage(int page, uint8_t *data) {
-    //TODO if all data is 0 0 is a valid crc, but most likly not as intended
-    _ow->reset();
-    _ow->select(_address);
-    _ow->write(DS2438_RECALL_MEMORY_COMMAND, 0);
-    if ((page >= PAGE_MIN) && (page <= PAGE_MAX)) {
-        _ow->write(page, 0);
-    } else {
-        return false;
-    }
-    _ow->reset();
-    _ow->select(_address);
-    _ow->write(DS2438_READ_SCRATCHPAD_COMMAND, 0);
-    _ow->write(page, 0);
-    for (int i = 0; i < 9; i++){
-        data[i] = _ow->read();
-    }
-    return _ow->crc8(data, 8) == data[8];
-}
-

esp32test/Esp32DeepSleepTest/src/main.cpp

@@ -1,141 +1,83 @@
 #include <Arduino.h>
-#include "esp_sleep.h"
-#include "DallasTemperature.h"
-#include "DS2438.h"
+#include "driver/pcnt.h"
+#include <VL53L0X.h>
 
-#define uS_TO_S_FACTOR 1000000  /* Conversion factor for micro seconds to seconds */
-#define TIME_TO_SLEEP  5        /* Time ESP32 will go to sleep (in seconds) */
-
-#define SENSOR_DS18B20      2 /**< GPIO 2 */
+#define SENSOR_TANK_SDA    GPIO_NUM_16 /**< GPIO 16 - echo feedback of water sensor */ 
+#define SENSOR_TANK_SCL    GPIO_NUM_17 /**< GPIO 17 - trigger for water sensor */
 
 
-#define OUTPUT_PUMP0        17  /**< GPIO 23  */
-#define OUTPUT_PUMP1        05  /**< GPIO 22  */
-#define OUTPUT_PUMP2        18  /**< GPIO 21 */
-#define OUTPUT_PUMP3        19  /**< GPIO 19 */
-#define OUTPUT_PUMP4        21  /**< GPIO 18 */
-#define OUTPUT_PUMP5        22  /**< GPIO 5  */
-#define OUTPUT_PUMP6        23  /**< GPIO 15 */
+#define OUTPUT_SENSOR       14
+#define SENSOR_PLANT        17
 
-#define OUTPUT_SENSOR       16  /**< GPIO 16 - Enable Sensors  */
-#define OUTPUT_PUMP         13  /**< GPIO 13 - Enable Pumps  */
+VL53L0X tankSensor;
+bool distanceReady = false;
 
-#define SENSOR_PLANT0       32  /**< GPIO 32 (ADC1) */
+void initializeTanksensor() {
+  Wire.begin(SENSOR_TANK_SDA, SENSOR_TANK_SCL, 100000UL /* 100kHz */);
+  tankSensor.setBus(&Wire);
+  delay(100);
+  tankSensor.setTimeout(500);
+  long start = millis();
+  while (start + 500 > millis())
+  {
+    if (tankSensor.init())
+    {
+      distanceReady = true;
+      break;
+    }
+    else
+    {
+      delay(20);
+    }
+  }
 
-
-#define ADC_TO_VOLT(adc)                      ((adc) * 3.3 ) / 4095)
-#define ADC_TO_VOLT_WITH_MULTI(adc, multi)    (((adc) * 3.3 * (multi)) / 4095)
-
-
-#define SOLAR_VOLT(adc)     ADC_TO_VOLT_WITH_MULTI(adc, 4.0306) /**< 100k and 33k voltage dividor */
-#define ADC_5V_TO_3V3(adc)  ADC_TO_VOLT_WITH_MULTI(adc, 1.7)    /**< 33k and 47k8 voltage dividor */
-
-RTC_DATA_ATTR int bootCount = 0;
-RTC_DATA_ATTR int pumpActive = 0;
-int secondBootCount = 0;
-
-OneWire oneWire(SENSOR_DS18B20);
-DallasTemperature temp(&oneWire);
-DS2438 battery(&oneWire,0.1f);
-
-
-void print_wakeup_reason(){
-  esp_sleep_wakeup_cause_t wakeup_reason;
-
-  wakeup_reason = esp_sleep_get_wakeup_cause();
-
-  switch(wakeup_reason){
-    case ESP_SLEEP_WAKEUP_EXT0 : Serial.println("Wakeup caused by external signal using RTC_IO"); break;
-    case ESP_SLEEP_WAKEUP_EXT1 : Serial.println("Wakeup caused by external signal using RTC_CNTL"); break;
-    case ESP_SLEEP_WAKEUP_TIMER : Serial.println("Wakeup caused by timer"); break;
-    case ESP_SLEEP_WAKEUP_TOUCHPAD : Serial.println("Wakeup caused by touchpad"); break;
-    case ESP_SLEEP_WAKEUP_ULP : Serial.println("Wakeup caused by ULP program"); break;
-    default : Serial.printf("Wakeup was not caused by deep sleep: %d\n",wakeup_reason); break;
+  if ((distanceReady) && (!tankSensor.timeoutOccurred()))
+  {
+    Serial.println("Sensor init done");
+    tankSensor.setSignalRateLimit(0.1);
+    // increase laser pulse periods (defaults are 14 and 10 PCLKs)
+    tankSensor.setVcselPulsePeriod(VL53L0X::VcselPeriodPreRange, 18);
+    tankSensor.setVcselPulsePeriod(VL53L0X::VcselPeriodFinalRange, 14);
+    tankSensor.setMeasurementTimingBudget(200000);
+    tankSensor.startContinuous();
+  } else {
+    Serial.println("Sensor init failed");
   }
 }
 
-bool whatever = true;
-
-void setAll2Off() {
-  digitalWrite(OUTPUT_PUMP0, LOW);
-  digitalWrite(OUTPUT_PUMP1, LOW);
-  digitalWrite(OUTPUT_PUMP2, LOW);
-  digitalWrite(OUTPUT_PUMP3, LOW);
-  digitalWrite(OUTPUT_PUMP4, LOW);
-  digitalWrite(OUTPUT_PUMP5, LOW);
-  digitalWrite(OUTPUT_PUMP6, LOW);
-  digitalWrite(OUTPUT_SENSOR, LOW);
-  digitalWrite(OUTPUT_PUMP, LOW);
-}
-
-void setup() {
-
-  pinMode(OUTPUT_PUMP0, OUTPUT);
-  pinMode(OUTPUT_PUMP1, OUTPUT);
-  pinMode(OUTPUT_PUMP2, OUTPUT);
-  pinMode(OUTPUT_PUMP3, OUTPUT);
-  pinMode(OUTPUT_PUMP4, OUTPUT);
-  pinMode(OUTPUT_PUMP5, OUTPUT);
-  pinMode(OUTPUT_PUMP6, OUTPUT);
+void setup()
+{
+  Serial.begin(115200);
   pinMode(OUTPUT_SENSOR, OUTPUT);
-  pinMode(OUTPUT_PUMP, OUTPUT);
-
-  pinMode(SENSOR_PLANT0, ANALOG);
-
-  setAll2Off();
-  
-  Serial.begin(9600);
-
-  //Increment boot number and print it every reboot
-  ++bootCount;
-  ++secondBootCount;
-  Serial.println("Boot number: " + String(bootCount) + " " + String(secondBootCount));
-
-  //Print the wakeup reason for ESP32
-  print_wakeup_reason();
-
-  /* activate power pump and pump 0 */
 
   digitalWrite(OUTPUT_SENSOR, HIGH);
+  Serial.println("Nodemcu ESP32 Start done");
 
-  delay(1);
-  
-  temp.begin();
-  battery.begin();
-
-  Serial.print("Battery");
-  Serial.print("\t");
-  Serial.print("Solar");
-  Serial.print("\t");
-  Serial.print("Bat I");
-  Serial.print("\t");
-  Serial.println("Temp/10");
+  initializeTanksensor();
 }
 
 void loop() { 
-  whatever = !whatever;
-  digitalWrite(OUTPUT_PUMP, HIGH);
+    
   delay(500);
-  digitalWrite(OUTPUT_PUMP6, HIGH);
-
-  for(int j=0; j < 5 && temp.getDeviceCount() == 0; j++) {
-    delay(10);
-   // Serial.println("Reset 1wire temp");
-    temp.begin();
+    
+   
+  if ((distanceReady) && (!tankSensor.timeoutOccurred()))
+  {
+    uint16_t distance = tankSensor.readRangeSingleMillimeters();
+    if (distance > 8000) {
+      Serial.println("Reset due invalid distance: 8 meter");
+      Wire.end();
+      delay(1000);
+      initializeTanksensor();
+    } else {
+      Serial.print("Distance");
+      Serial.println(distance);
+    }
+  } else {
+    Serial.println("Timeout");
+    tankSensor.stopContinuous();
+    Wire.end();
+    delay(100);
+    initializeTanksensor();
   }
-  
-  for(int j=0; j < 5 && (0 == battery.isFound()); j++) {
-    delay(10);
-    Serial.println("Reset 1wire bat");
-    battery.begin();
-    battery.update();
-  }
-  battery.update();
-  Serial.print(battery.getVoltage(0)); //use define here, solar
-  Serial.print("\t");
-  Serial.print(battery.getVoltage(1)); //use define here, battery
-  Serial.print("\t");
-  Serial.print(battery.getCurrent());
-  Serial.print("\t");
-  Serial.println(battery.getTemperature()/10);
-}
+}