void loop() {
unsigned long currentTime = Time.now();
//TODO: if targets -1, don't do any control
//Request time synchronization from the Particle Cloud every 24 hours
if (millis() - lastTimeSync > ONE_DAY_MILLIS) {
Particle.syncTime();
lastTimeSync = millis();
}
//Update time zone at DSTJumpHour incase DST is now in effect
if(Time.hour(currentTime) == DSTJumpHour && Time.minute(currentTime) == 0) {
Time.zone(isDST(Time.day(currentTime), Time.month(currentTime), Time.weekday(currentTime), preferences.DSTRule) ? preferences.timeZone + 1 : preferences.timeZone);
}
//Record data from sensors every minute
if(millis() - lastDataSync > dataSyncFrequency) {
temperature = tempHumidSensor.readTemperature();
humidity = tempHumidSensor.readHumidity();
light = lightSensor.getFullLuminosity();
fullLight = light & 0xFFFF;
irLight = light >> 16;
visibleLight = fullLight - irLight;
lux = lightSensor.calculateLux(fullLight, irLight);
//TODO: soil moisture sensor
if(postToPhant() == 0) {
//Success
} else {
//failed
//TODO: Handle failure
}
}
void setup() {
//Check for current EEPROM data
if(EEPROM.read(0) == 117) {
EEPROM.get(1, preferences);
} else {
preferences = {-8, 1000, -1, -1, -1, -1, -1.0, -1.0, -1.0, "US"};
EEPROM.put(1, preferences);
EEPROM.put(0, 117);
}
//Update settings according to EEPROM data
if(preferences.DSTRule == "US") {
DSTJumpHour = 2;
} else if(preferences.DSTRule == "EU") {
DSTJumpHour = 1 + preferences.timeZone;
} else {
DSTJumpHour = 0;
}
dataSyncFrequency = preferences.dataSyncFrequency;
lightCycleLength = preferences.lightCycleLength;
waterCycleLength = preferences.waterCycleLength;
targetTemperature = preferences.targetTemperature;
targetHumidity = preferences.targetHumidity;
targetSoilMoisture = preferences.targetSoilMoisture;
//Set the proper time zone according to DST status
Time.zone(isDST(Time.day(), Time.month(), Time.weekday(), preferences.DSTRule) ? preferences.timeZone + 1 : preferences.timeZone);
//Setup sensors
tempHumidSensor.begin();
lightSensor.begin();
lightSensor.setGain(TSL2591_GAIN_MED);
lightSensor.setTiming(TSL2591_INTEGRATIONTIME_100MS);
pinMode(pumpPWMPin, OUTPUT);
pinMode(pumpIn1Pin, OUTPUT);
pinMode(pumpIn2Pin, OUTPUT);
pinMode(growLEDPin, OUTPUT);
pinMode(socketPin, OUTPUT);
pinMode(fanPin, OUTPUT);
//TEST ONLY
lightCycleStartHour = Time.hour();
lightCycleStartMinute = Time.minute()+1;
lightCycleLength = 1 * 60 * 1000;
}
termomether temp_read() {
_t.temperature = htu.readTemperature();
_t.humidity = htu.readHumidity();
return _t;
}
void temp_init() {
htu = Adafruit_HTU21DF();
htu.begin();
}
