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EnvironmentMonitor.cpp
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EnvironmentMonitor.cpp
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/**
* @file EnvironmentMonitor.cpp
* @copyright 2015 Bernd Wachter
* @author Bernd Wachter <[email protected]>
* @date 2015
*/
#include <Arduino.h>
#if ENVIRONMENTMONITOR_SENSOR_BME280 > 0
#if ENVIRONMENTMONITOR_BME_LIBRARY == L_Glenn || ENVIRONMENTMONITOR_BME_LIBRARY == L_SparkFun
#include <Wire.h>
#endif
#endif
#include "EnvironmentMonitor.h"
EnvironmentMonitor::EnvironmentMonitor(){
}
bool EnvironmentMonitor::begin(){
// TODO: check configuration structure with sensor data
startSensors();
return true;
}
#if ENVIRONMENTMONITOR_LPM > 0
void EnvironmentMonitor::sleep(){
set_sleep_mode(SLEEP_MODE_PWR_DOWN);
delay(100);
sleep_mode();
sleep_disable();
}
#endif
measurement* EnvironmentMonitor::data(byte *ptr){
*ptr = m_data_p;
return m_data;
}
bool EnvironmentMonitor::pollSensors(){
if (m_pollCnt >= ENVIRONMENTMONITOR_HISTORY_LENGTH && !m_ready)
m_ready = true;
#if ENVIRONMENTMONITOR_SENSOR_BMP085 > 0
if (sensors.bmp085){
m_data[m_data_p].bmp085.temperature = bmp.readTemperature();
// store the pressure in easier to use hPA
m_data[m_data_p].bmp085.pressure = bmp.readPressure()/100.0;
}
#endif
#if ENVIRONMENTMONITOR_SENSOR_BME280 > 0
if (sensors.bme280){
#if ENVIRONMENTMONITOR_BME_LIBRARY == L_Adafruit
m_data[m_data_p].bme280.temperature = bme.readTemperature();
// store the pressure in easier to use hPA
m_data[m_data_p].bme280.pressure = bme.readPressure()/100.0;
m_data[m_data_p].bme280.humidity = bme.readHumidity();
#elif ENVIRONMENTMONITOR_BME_LIBRARY == L_Bosch
bool ok = bme.measure();
if (ok){
m_data[m_data_p].bme280.temperature = bme.getTemperature()/100.0;
// store the pressure in easier to use hPA
m_data[m_data_p].bme280.pressure = bme.getPressure()/100.0;
m_data[m_data_p].bme280.humidity = bme.getHumidity()/1024.0;
}
#elif ENVIRONMENTMONITOR_BME_LIBRARY == L_Glenn
BME280::TempUnit tempUnit(BME280::TempUnit_Celsius);
BME280::PresUnit presUnit(BME280::PresUnit_Pa);
bme.read(m_data[m_data_p].bme280.pressure,
m_data[m_data_p].bme280.temperature,
m_data[m_data_p].bme280.humidity,
tempUnit,
presUnit);
#elif ENVIRONMENTMONITOR_BME_LIBRARY == L_SparkFun
m_data[m_data_p].bme280.temperature = bme.readTempC();
// store the pressure in easier to use hPA
m_data[m_data_p].bme280.pressure = bme.readFloatPressure()/100.0;
m_data[m_data_p].bme280.humidity = bme.readFloatHumidity();
#elif ENVIRONMENTMONITOR_BME_LIBRARY == L_Forced
bme.takeForcedMeasurement();
m_data[m_data_p].bme280.temperature = bme.getTemperatureCelcius();
m_data[m_data_p].bme280.pressure = bme.getPressure();
m_data[m_data_p].bme280.humidity = bme.getRelativeHumidity();
#endif
}
#endif
#if ENVIRONMENTMONITOR_SENSOR_MCP9808 > 0
if (sensors.mcp9808){
#if ENVIRONMENTMONITOR_LPM > 0
mcp9808.shutdown_wake(0);
#endif
m_data[m_data_p].mcp9808.temperature = mcp9808.readTempC();
#if ENVIRONMENTMONITOR_LPM > 0
mcp9808.shutdown_wake(1);
#endif
}
#endif
#if ENVIRONMENTMONITOR_SENSOR_DHT22 > 0
if (sensors.dht22){
m_data[m_data_p].dht22.temperature = dht22.readTemperature();
m_data[m_data_p].dht22.humidity = dht22.readHumidity();
}
#endif
#if ENVIRONMENTMONITOR_SENSOR_RAIN > 0
// we can't autodetect presence of the rain sensor, so just read values if
// it is compiled in.
if (digitalRead(ENVIRONMENTMONITOR_RAIN_INPUT) == LOW){
m_data[m_data_p].rain.rain = analogRead(ENVIRONMENTMONITOR_RAIN_INPUT);
} else {
m_data[m_data_p].rain.rain = 0;
}
#endif
if (m_data_p == ENVIRONMENTMONITOR_HISTORY_LENGTH - 1)
m_data_p = 0;
else
m_data_p++;
m_pollCnt++;
return m_ready;
}
void EnvironmentMonitor::startSensors(){
#if ENVIRONMENTMONITOR_SENSOR_BMP085 > 0
if (bmp.begin())
sensors.bmp085 = true;
#endif
#if ENVIRONMENTMONITOR_SENSOR_BME280 > 0
#if ENVIRONMENTMONITOR_BME_LIBRARY == L_Adafruit
if (bme.begin())
sensors.bme280 = true;
#elif ENVIRONMENTMONITOR_BME_LIBRARY == L_Bosch
if (bme.beginI2C(0x77))
sensors.bme280 = true;
#elif ENVIRONMENTMONITOR_BME_LIBRARY == L_Glenn
Wire.begin();
if (bme.begin())
sensors.bme280 = true;
#elif ENVIRONMENTMONITOR_BME_LIBRARY == L_SparkFun
Wire.begin();
if (bme.beginI2C())
sensors.bme280 = true;
#elif ENVIRONMENTMONITOR_BME_LIBRARY == L_Forced
Wire.begin();
bme.begin();
// forced sensor doesn't check availability
sensors.bme280 = true;
#endif
#endif
#if ENVIRONMENTMONITOR_SENSOR_MCP9808 > 0
if (mcp9808.begin())
sensors.mcp9808 = true;
#endif
#if ENVIRONMENTMONITOR_SENSOR_DHT22 > 0
dht22.begin();
sensors.dht22 = true;
#endif
#if ENVIRONMENTMONITOR_SENSOR_RAIN > 0
// rain sensor
pinMode(ENVIRONMENTMONITOR_RAIN_INPUT, INPUT);
// rain sensor voltage
pinMode(ENVIRONMENTMONITOR_RAIN_OUTPUT, OUTPUT);
#endif
}
bool EnvironmentMonitor::hasBMP085(){
#if ENVIRONMENTMONITOR_SENSOR_BMP085 > 0
return sensors.bmp085;
#else
return false;
#endif
}
bool EnvironmentMonitor::hasBME280(){
#if ENVIRONMENTMONITOR_SENSOR_BME280 > 0
return sensors.bme280;
#else
return false;
#endif
}
bool EnvironmentMonitor::hasMCP9808(){
#if ENVIRONMENTMONITOR_SENSOR_MCP9808 > 0
return sensors.mcp9808;
#else
return false;
#endif
}
bool EnvironmentMonitor::hasDHT22(){
#if ENVIRONMENTMONITOR_SENSOR_DHT22 > 0
return sensors.dht22;
#else
return false;
#endif
}