void publishBMP()
{
if (mqtt.getConnectionState() != eTCS_Connected)
startMqttClient(); // Auto reconnect
Serial.print("*********************************************");
Serial.println("Start reading BMP180 sensor");
if (!barometer.EnsureConnected()) {
Serial.println("Could not connect to BMP180");
} else {
// Retrive the current pressure in Pascals
long currentPressure = barometer.GetPressure();
// convert pressure to mmHg
float BMPPress = currentPressure / 133.322;
// Print out the Pressure
Serial.print("Pressure: ");
Serial.print(BMPPress);
Serial.println(" mmHg");
mqtt.publish(BMP_P, String(BMPPress));
// Retrive the current temperature in degrees celcius
float BMPTemp = barometer.GetTemperature();
// Print out the Temperature
Serial.print("Temperature: ");
Serial.print(BMPTemp);
Serial.println(" *C");
mqtt.publish(BMP_T, String(BMPTemp));
Serial.println("BMP180 sensor read and transmitted to server");
Serial.println("*********************************************");
}
}
void BMPinit()
{
// When we have connected, we reset the device to ensure a clean start.
barometer.SoftReset();
// Now we initialize the sensor and pull the calibration data
barometer.Initialize();
barometer.PrintCalibrationData();
publishBMPTimer.initializeMs(TIMER * 3000, publishBMP).start(); // start publish BMP180 sensor data
}
void Read_BMP180 ()
{
if(!barometer.EnsureConnected())
Serial.println("Could not connect to BMP180.");
// When we have connected, we reset the device to ensure a clean start.
//barometer.SoftReset();
// Now we initialize the sensor and pull the calibration data.
barometer.Initialize();
barometer.PrintCalibrationData();
Serial.print("Start reading");
// Retrive the current pressure in Pascals.
long currentPressure = barometer.GetPressure();
// Print out the Pressure.
Serial.print("Pressure: ");
Serial.print(currentPressure);
Serial.print(" Pa");
// Retrive the current temperature in degrees celcius.
float currentTemperature = barometer.GetTemperature();
// Print out the Temperature
Serial.print("\tTemperature: ");
Serial.print(currentTemperature);
Serial.write(176);
Serial.print("C");
Serial.println(); // Start a new line.
cctemp=(int)(currentTemperature*10);
ccpres=(int)(currentPressure/10);
}
// main entry point, go ahead, have fun!
int main(void) {
// hold the power button for 3 seconds or shutdown
//_delay_ms(STARTUP_DELAY);
// keep power pin High unless we want to shutdown
powerControl = 1;
// disable JTAG so we can use PF4,PF5,PF6,PF7 for ADC and GPIO
MCUCSR |=(1<<JTD);MCUCSR |=(1<<JTD); // two times!!
// init time RTC
time.init(callback_timeSecond, callback_timeMinute);
time.startInterval();
// microcontroller features
adc.init(); // needed by gp2y10 and more
spi_init(); // needed by ILI9341
i2c_init(); // needed by bmp180 and mics-vz-89t
uart1.init(1, 9600, 1); // needed by esp8266 . Interrupts are hard on parsing, polling would be easier but blocking
uart0.init(0, 9600, 1);
// CONFIGURE INTERRUPT INT4 to count pulses from Geiger Counter
EICRB |= (1<<ISC00) | (1<<ISC01); // Configure INT4 to trigger on RISING EDGE
EIMSK |= (1<<INT4); // Configure INT4 to fire interrupts
// CREATE Timer T1 PWM to drive inverter for regulated Geiger tube voltage
inverter.initPWM();
// init display
lcd.init();
lcd.setRotation(ILI9341::ROT0);
//lcd.drawClear(BLACK);
backlight(true);
// init sensors
bmp180.init();
dust.init(&dustFlash, &adc, PF1);
beep();
// start UI
// enter main menu
// ## touchscreen calibration code
/*while (1) {
uint16_t x = 0, y = 0, z = 0;
if (touch.read(&x, &y , &z)) {
lcd.drawPixel(x,y, 2, RED);
}
lcd.drawStringF(0,0,2,WHITE, BLACK, "%4u %4u %4u", touch.readRawX(), touch.readRawY(), touch.readRawPressure());
}*/
// draw GUI first page with self check
if (!gui.drawPage(PAGE_INIT))
shutdown();
_delay_ms(1000);
gui.drawPage(PAGE_MAIN);
// ## main code loop
while (1) {
// ## beep
if (cmdBeep && !cmdAlarm && !isMuted) {
beep();
cmdBeep = false;
}
// ## read sensors
// read inverter voltage, via 10M/47K resistive divider, connected to pin ADC2
data.geiger_voltage = readTubeVoltage();
inverter.adjustDutyCycle(data.geiger_voltage); // do nothing on failure, we can't reset
// read battery
data.battery_voltage = readBatVoltage();
// turn backlight off when timeout is reached
if (secTimeout > BACKLIGHT_TIMEOUT) {
backlight(false);
secTimeout = 0;
}
// ## draw titlebar and refresh data display
if (cmdRefreshText) {
// sensor BMP180
bmp180.readAll(&data.bmp180_temp, &data.bmp180_pressure, &data.bmp180_altitude);
dust.readDust(&data.gp2y10_dust);
// sensor MICS-VZ-89T
uint8_t reactivity = 0;
// repeat until successful read with timeout?
//int timeout = 10;
//while (!vz89.read(&data.vz89_co2, &reactivity, &data.vz89_voc) && timeout) { _delay_ms(1500); timeout--; }
vz89.read(&data.vz89_co2, &reactivity, &data.vz89_voc);
// geiger readings
//float dose = aux_CPM2uSVh((uint8_t)DEV_RAD_DETECTOR, geigerCPM);
data.geiger_cpm = geigerCPM;
data.time_hour = time.getHour();
data.time_minute = time.getMin();
data.time_second = time.getSec();
data.setLimits(); // must be changed to proper OOP set/get for all fields
gui.updateValues();
// ## alarm condition
if (geigerCPM >= GEIGER_CPM_ALARM) {
// threshold to sound alarm reached
cmdAlarm = ALARM_RADIATION;
} else if (cmdAlarm) {
// alarm should be turned off
cmdAlarm = 0;
speaker = 0;
}
cmdRefreshText = false;
}
// ## every minute we can dispatch data over serial or over WLAN to uradmonitor
if (cmdSend) {
char tmp[200];
sprintf(tmp,"{\"data\":{ \"id\":\"%08lX\","
"\"type\":\"%X\",\"detector\":\"%s\","
"\"cpm\":%lu,\"temperature\":%.2f,\"uptime\": %lu,"
"\"pressure\":%lu,\"dust\":%.2f,\"co2\":%.2f,\"voc\":%.2f,"
"\"battery\":%.2f,\"tube\":%u}}",
deviceID, DEV_MODEL, aux_detectorName(DEV_RAD_DETECTOR), geigerCPM, data.bmp180_temp, time.getTotalSec(),
data.bmp180_pressure, data.gp2y10_dust,data.vz89_co2, data.vz89_voc, data.battery_voltage, data.geiger_voltage);
data.serial_sent += strlen(tmp);
uart0.send(tmp);
// internet code here
sprintf(tmp,"id=%08lX&ts=%ld&inv=%d&ind=%d&s1t=%2.2f&cpm=%ld&voc=%.2f&co2=%.2f",
deviceID,
time.getTotalSec(),
data.geiger_voltage,
data.geiger_duty,
data.bmp180_temp,
geigerCPM,
data.vz89_voc, data.vz89_co2);
wifi.sendData(tmp);
cmdSend = false;
}
// ## act on the gui elements
// read a new touch event only if we are done with previous: useful for handling confirmation "modal" "dialogs"
if (uiResult == 0) {
uiResult = gui.readTouchEvent();
// reset backlight timeout on valid touch
if (uiResult > 0) {
secTimeout = 0;
backlight(true);
// if screen is pressed while alarm is on, stop alarm
if (cmdAlarm) {
cmdAlarm = false;
speaker = 0;
}
}
}
// handle special cases: click on wlan AP buttons
if (uiResult >= ID_BUTTON_WLAN_START && uiResult < ID_BUTTON_WLAN_STOP) {
uint8_t ap_index = uiResult - ID_BUTTON_WLAN_START;
// connect and return to main screen
wifi.connectWiFi(data.freeAPList[ap_index], "");
uiResult = 0;
gui.drawPage(PAGE_MAIN);
}
// handle regular buttons
switch (uiResult) {
case ID_BUTTON_SHUTDOWN: {
uint16_t result = gui.showYesNoPopup("Are you sure?");
if (result == ID_YES)
shutdown();
else if (result == ID_NO) {
uiResult = 0;
gui.drawPage(PAGE_MAIN);
}
} break;
case ID_BUTTON_MEASURE: {
uiResult = 0;
gui.drawPage(PAGE_MEASURE);
} break;
case ID_BUTTON_MONITOR: {
uiResult = 0;
gui.drawPage(PAGE_MONITOR);
} break;
case ID_BUTTON_SETTINGS: {
uiResult = 0;
gui.drawPage(PAGE_SETTINGS);
} break;
case ID_BUTTON_BACK: {
uiResult = 0;
gui.drawPage(PAGE_MAIN);
} break;
case ID_BUTTON_MUTE: {
isMuted = !isMuted;
if (!isMuted) beep(); // test beep that sound is on
uiResult = 0;
} break;
case ID_BUTTON_CALIBRATE: {
uiResult = 0;
gui.drawPage(PAGE_CALIBRATE);
} break;
case ID_BUTTON_WLAN: {
// request list of WLAN APs
data.freeAPCount = 0;
//wifi.setMode();
wifi.listAP();
uiResult = 0;
gui.drawPage(PAGE_WLAN);
}
break;
// other commands that don't require a popup so we consume asap
default:
uiResult = 0;
}
//uint16_t x, y,z;
//gui.getLastTouch(&x, &y, &z);
//lcd.drawStringF(0,288, 2, RED, BLACK,"%u %d,%d ", uiResult, x,y);
}
}
