PlantCtrl/esp32test/Esp32DeepSleepTest/src/main.cpp
2020-10-14 17:10:55 +02:00

174 lines
5.0 KiB
C++

#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) */
#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 */
#define OUTPUT_PUMP2 21 /**< GPIO 21 */
#define OUTPUT_PUMP3 19 /**< GPIO 19 */
#define OUTPUT_PUMP4 18 /**< GPIO 18 */
#define OUTPUT_PUMP5 5 /**< GPIO 5 */
#define OUTPUT_PUMP6 15 /**< GPIO 15 */
#define OUTPUT_SENSOR 16 /**< GPIO 16 - Enable Sensors */
#define OUTPUT_PUMP 13 /**< GPIO 13 - Enable Pumps */
#define SENSOR_PLANT0 32 /**< GPIO 32 (ADC1) */
#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;
Ds18B20 ds(SENSOR_DS18B20);
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;
}
}
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);
pinMode(OUTPUT_SENSOR, OUTPUT);
pinMode(OUTPUT_PUMP, OUTPUT);
pinMode(SENSOR_LIPO, ANALOG);
pinMode(SENSOR_SOLAR, ANALOG);
pinMode(SENSOR_PLANT0, ANALOG);
setAll2Off();
Serial.begin(115200);
//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();
/*
First we configure the wake up source
We set our ESP32 to wake up every 5 seconds
*/
esp_sleep_enable_timer_wakeup(TIME_TO_SLEEP * uS_TO_S_FACTOR);
Serial.println("Setup ESP32 to sleep for every " + String(TIME_TO_SLEEP) +
" Seconds");
esp_sleep_pd_config(ESP_PD_DOMAIN_RTC_PERIPH, ESP_PD_OPTION_OFF);
esp_sleep_pd_config(ESP_PD_DOMAIN_RTC_SLOW_MEM, ESP_PD_OPTION_ON);
esp_sleep_pd_config(ESP_PD_DOMAIN_RTC_FAST_MEM, ESP_PD_OPTION_OFF);
esp_sleep_pd_config(ESP_PD_DOMAIN_XTAL,ESP_PD_OPTION_ON);
pinMode(GPIO_NUM_32, ANALOG);
digitalWrite(GPIO_NUM_32, HIGH);
pinMode(GPIO_NUM_33, INPUT_PULLUP);
digitalWrite(GPIO_NUM_33, HIGH);
pinMode(GPIO_NUM_25, INPUT_PULLUP);
digitalWrite(GPIO_NUM_25, HIGH);
pinMode(GPIO_NUM_26, INPUT_PULLUP);
pinMode(GPIO_NUM_27, INPUT_PULLUP);
pinMode(GPIO_NUM_14, INPUT_PULLUP);
pinMode(GPIO_NUM_12, INPUT_PULLUP);
/* Sensor activieren */
digitalWrite(OUTPUT_SENSOR, HIGH);
/* activate power pump and pump 0 */
digitalWrite(OUTPUT_PUMP, HIGH);
}
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: ");
Serial.println(volt);
pumpActive = (pumpActive + 1) % 2;
if (pumpActive) {
digitalWrite(OUTPUT_PUMP0, HIGH);
} else {
digitalWrite(OUTPUT_PUMP0, LOW);
}
double solarVal = analogRead(SENSOR_SOLAR);
Serial.println(solarVal);
double solarVolt = SOLAR_VOLT(solarVal);
Serial.print("Solar: ");
Serial.println(solarVolt);
Serial.print("Moist0: ");
Serial.println(analogRead(SENSOR_PLANT0));
delay(1000);
gpio_deep_sleep_hold_en();
gpio_hold_en(GPIO_NUM_13);
esp_deep_sleep_start();
}