Farm-Data-Relay-System/Sensors/LilyGo_HiGrow_32/LilyGo_HiGrow_32.ino
2022-06-17 18:51:09 -05:00

113 lines
2.8 KiB
C++

// FARM DATA RELAY SYSTEM
//
// LILYGO HIGROW SENSOR MODULE
//
#define I2C_SDA 25
#define I2C_SCL 26
#define DHT12_PIN 16
#define BAT_ADC 33
#define SALT_PIN 34
#define SOIL_PIN 32
#define BOOT_PIN 0
#define USER_BUTTON 35
#define DS18B20_PIN 21
#include "fdrs_sensor.h"
#include <BH1750.h>
#include <Adafruit_BME280.h>
BH1750 lightMeter(0x23); //0x23
Adafruit_BME280 bmp; //0x77
RTC_DATA_ATTR int the_count = 0;
void setup() {
//Init Sensors
Wire.begin(I2C_SDA, I2C_SCL);
while (!bmp.begin()) {
//Serial.println("bmp");
delay(10);
}
if (lightMeter.begin(BH1750::CONTINUOUS_HIGH_RES_MODE)) {
Serial.println(F("BH1750 Advanced begin"));
} else {
Serial.println(F("Error initialising BH1750"));
}
}
void loadData() {
float s_battery = readBattery();
float bme_temp = bmp.readTemperature();
float bme_pressure = (bmp.readPressure() / 100.0F);
//float bme_altitude = bmp.readAltitude(1013.25);
float bme_humidity = bmp.readHumidity();
float s_soil = readSoil();
float s_salt = readSalt();
while (! lightMeter.measurementReady()) {
delay(10);
}
float lux = lightMeter.readLightLevel();
the_count++;
Serial.println();
Serial.println("Temp: " + String(bme_temp));
Serial.println("Humidity: " + String(bme_humidity));
Serial.println("Light: " + String(lux));
Serial.println("Pressure: " + String(bme_pressure));
Serial.println("Salt: " + String(s_salt));
Serial.println("Soil: " + String(s_soil));
Serial.println("Voltage: " + String(s_battery));
Serial.println("Count: " + String(the_count));
loadFDRS(bme_temp, TEMP_T);
loadFDRS(bme_humidity, HUMIDITY_T);
loadFDRS(lux, LIGHT_T);
loadFDRS(bme_pressure, PRESSURE_T);
loadFDRS(s_salt, SOILR_T);
loadFDRS(s_soil, SOIL_T);
loadFDRS(s_battery, VOLTAGE_T);
loadFDRS(float(the_count), IT_T);
}
uint32_t readSalt() //Soil Electrodes: This code came from the LilyGo documentation.
{
uint8_t samples = 120;
uint32_t humi = 0;
uint16_t array[120];
for (int i = 0; i < samples; i++) {
array[i] = analogRead(SALT_PIN);
delay(2);
}
std::sort(array, array + samples);
for (int i = 0; i < samples; i++) {
if (i == 0 || i == samples - 1)continue;
humi += array[i];
}
humi /= samples - 2;
return humi;
}
uint16_t readSoil() //Soil Capacitance: This code came from the LilyGo documentation.
{
uint16_t soil = analogRead(SOIL_PIN);
return map(soil, 0, 4095, 100, 0);
}
float readBattery() //Battery Voltage: This code came from the LilyGo documentation.
{
int vref = 1100;
uint16_t volt = analogRead(BAT_ADC);
float battery_voltage = ((float)volt / 4095.0) * 2.0 * 3.3 * (vref);
return battery_voltage;
}
void loop() {
}