diff --git a/Examples/WeatherNode/WeatherNode.ino b/Examples/WeatherNode/WeatherNode.ino index 313baf1..3116c1c 100644 --- a/Examples/WeatherNode/WeatherNode.ino +++ b/Examples/WeatherNode/WeatherNode.ino @@ -5,7 +5,7 @@ // http://www.LowPowerLab.com/WeatherShield // Example setup (with R1): http://lowpowerlab.com/blog/2015/07/24/attic-fan-cooling-tests/ // ********************************************************************************** -// Copyright Felix Rusu 2016, http://www.LowPowerLab.com/contact +// Copyright Felix Rusu 2018, http://www.LowPowerLab.com/contact // ********************************************************************************** // License // ********************************************************************************** @@ -33,7 +33,7 @@ #include //get it here: https://github.com/lowpowerlab/spiflash #include //included in Arduino IDE (www.arduino.cc) #include //included in Arduino IDE (www.arduino.cc) -#include //get it here: https://github.com/sparkfun/SparkFun_BME280_Breakout_Board/tree/master/Libraries/Arduino/src +#include //get it here: https://github.com/sparkfun/SparkFun_BME280_Arduino_Library/tree/master/src #include //get it here: https://github.com/lowpowerlab/lowpower //writeup here: http://www.rocketscream.com/blog/2011/07/04/lightweight-low-power-arduino-library/ @@ -104,6 +104,7 @@ BME280 bme280; char Pstr[10]; char Fstr[10]; char Hstr[10]; +double F,P,H; char buffer[50]; void setup(void) @@ -130,15 +131,21 @@ void setup(void) sprintf(buffer, "WeatherMote - transmitting at: %d Mhz...", FREQUENCY==RF69_433MHZ ? 433 : FREQUENCY==RF69_868MHZ ? 868 : 915); DEBUGln(buffer); + Wire.begin(); + Wire.setClock(400000); //Increase to fast I2C speed! + //initialize weather shield BME280 sensor - bme280.settings.commInterface = I2C_MODE; - bme280.settings.I2CAddress = 0x77; - bme280.settings.runMode = 3; //Normal mode - bme280.settings.tStandby = 0; - bme280.settings.filter = 0; - bme280.settings.tempOverSample = 1; - bme280.settings.pressOverSample = 1; - bme280.settings.humidOverSample = 1; + bme280.setI2CAddress(0x77); //0x76,0x77 is valid. + bme280.beginI2C(); + bme280.setMode(MODE_SLEEP); //MODE_SLEEP, MODE_FORCED, MODE_NORMAL is valid. See 3.3 + bme280.setStandbyTime(0); //0 to 7 valid. Time between readings. See table 27. + bme280.setFilter(0); //0 to 4 is valid. Filter coefficient. See 3.4.4 + bme280.setTempOverSample(1); //0 to 16 are valid. 0 disables temp sensing. See table 24. + bme280.setPressureOverSample(1); //0 to 16 are valid. 0 disables pressure sensing. See table 23. + bme280.setHumidityOverSample(1); //0 to 16 are valid. 0 disables humidity sensing. See table 19. + P = bme280.readFloatPressure() * 0.0002953; //read Pa and convert to inHg + F = bme280.readTempF(); + H = bme280.readFloatHumidity(); radio.sendWithRetry(GATEWAYID, "START", 6); Blink(LED, 100);Blink(LED, 100);Blink(LED, 100); @@ -159,7 +166,6 @@ void setup(void) unsigned long doorPulseCount = 0; char input=0; -double F,P,H; byte sendLoops=0; byte battReadLoops=0; float batteryVolts = 5; @@ -179,12 +185,11 @@ void loop() sendLoops = SEND_LOOPS-1; //read BME sensor - bme280.begin(); + bme280.setMode(MODE_FORCED); //Wake up sensor and take reading P = bme280.readFloatPressure() * 0.0002953; //read Pa and convert to inHg F = bme280.readTempF(); H = bme280.readFloatHumidity(); - bme280.writeRegister(BME280_CTRL_MEAS_REG, 0x00); //sleep the BME280 - + dtostrf(F, 3,2, Fstr); dtostrf(H, 3,2, Hstr); dtostrf(P, 3,2, Pstr);