From 5bda74bbcc9f430c89bd632899a7da9366f7b277 Mon Sep 17 00:00:00 2001
From: c3ma <c3ma@example.com>
Date: Wed, 14 Oct 2020 17:10:55 +0200
Subject: [PATCH] Temp sensor added

---
 esp32test/Esp32DeepSleepTest/platformio.ini |  1 +
 esp32test/Esp32DeepSleepTest/src/main.cpp   | 18 ++++++++++++++++++
 2 files changed, 19 insertions(+)

diff --git a/esp32test/Esp32DeepSleepTest/platformio.ini b/esp32test/Esp32DeepSleepTest/platformio.ini
index 768aa93..27cb0c8 100644
--- a/esp32test/Esp32DeepSleepTest/platformio.ini
+++ b/esp32test/Esp32DeepSleepTest/platformio.ini
@@ -13,3 +13,4 @@ platform = espressif32
 board = esp32doit-devkit-v1
 framework = arduino
 build_flags = -DPIO_FRAMEWORK_ARDUINO_LWIP2_LOW_MEMORY
+lib_deps = OneWire
diff --git a/esp32test/Esp32DeepSleepTest/src/main.cpp b/esp32test/Esp32DeepSleepTest/src/main.cpp
index b918c7b..161e0b8 100644
--- a/esp32test/Esp32DeepSleepTest/src/main.cpp
+++ b/esp32test/Esp32DeepSleepTest/src/main.cpp
@@ -1,5 +1,6 @@
 #include <Arduino.h>
 #include "esp_sleep.h"
+#include <DS18B20.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) */
@@ -7,6 +8,8 @@
 #define SENSOR_LIPO         34  /**< GPIO 34 (ADC1) */
 #define SENSOR_SOLAR        35  /**< GPIO 35 (ADC1) */
 
+#define SENSOR_DS18B20      2 /**< GPIO 2 */
+
 
 #define OUTPUT_PUMP0        23  /**< GPIO 23  */
 #define OUTPUT_PUMP1        22  /**< GPIO 22  */
@@ -33,6 +36,8 @@ RTC_DATA_ATTR int bootCount = 0;
 RTC_DATA_ATTR int pumpActive = 0;
 int secondBootCount = 0;
 
+Ds18B20 ds(SENSOR_DS18B20);
+
 void print_wakeup_reason(){
   esp_sleep_wakeup_cause_t wakeup_reason;
 
@@ -61,6 +66,7 @@ void setAll2Off() {
 }
 
 void setup() {
+
   pinMode(OUTPUT_PUMP0, OUTPUT);
   pinMode(OUTPUT_PUMP1, OUTPUT);
   pinMode(OUTPUT_PUMP2, OUTPUT);
@@ -126,6 +132,18 @@ void loop() {
   double value = analogRead(SENSOR_LIPO);
   
   Serial.println(value);
+
+  float temp[2] = {0, 0};
+  float* pFloat = temp;
+  
+  Serial.print("DS18B20 sensors: ");
+  Serial.println(ds.readDevices());
+  delay(200);
+  if (ds.readAllTemperatures(pFloat, 2) > 0) {
+      Serial.println(temp[0]);
+      Serial.println(temp[1]);
+  }
+
   
   double volt = ADC_5V_TO_3V3(value);
   Serial.print("Lipo: ");