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Plant Monitoring Project
Dependencies: mbed SHT21_ncleee WakeUp SSD1306 DHT Adafruit_TCS34725 DS1820
main.cpp
- Committer:
- Germaint
- Date:
- 2019-11-04
- Revision:
- 19:d6236253bf5f
- Parent:
- 18:d30cd2967da4
- Child:
- 20:79f4ef29eafd
File content as of revision 19:d6236253bf5f:
#include "mbed.h" #include "DS1820.h" #include "SHT21_ncleee.h" #include "Adafruit_TCS34725.h" #include "ssd1306.h" #define DUREE_MESURE 10 // Durée en seconde entre deux mesures #define DUREE_ECRAN_ON 5 // Durée en seconde d'éveil de l'écran #define I2C_SDA D4 #define I2C_SCL D5 Ticker timeScreen; //Serial pc(SERIAL_TX, SERIAL_RX); Serial nucleo(D1,D0); I2C i2c(I2C_SDA, I2C_SCL); // Pour les deux capteurs i2c SSD1306 oled(I2C_SDA, I2C_SCL); // capteur temperature sol DS1820 DS(D3); // capteur humidité sol AnalogIn capteur_humidity_sol(A0); // capteur humidité + température air SHT21 sht(&i2c); // capteur RGB Adafruit_TCS34725 RGBsens = Adafruit_TCS34725(&i2c, TCS34725_INTEGRATIONTIME_154MS, TCS34725_GAIN_1X); //Interruption Bouton InterruptIn bouton(D10); // Flag OLED state bool oled_on = 0; // Définition de fonctions float temp_sol(void); int fct_humidity_sol(void); void fct_RGB(void); void sendDataSigfox(void); void oledData(void); void readData(void); void interruption_bouton(void); void turnOffScreen(void); float temperature_sol; unsigned char humidity_sol; float temperature_air; unsigned char humidity_air; unsigned char pr, pg, pb; unsigned short lum; int main() { //Initialisation de l'interruption bouton.fall(interruption_bouton); // Affichage logo pour initialisation oled.wake(); oled.init(); oled.cls(0,1); oled.locate(4,4); oled.printf("2PA2S"); oled.redraw(); wait(1); oled.cls(0,1); oled.sleep(); while(1) { readData(); wait(DUREE_MESURE); } } float temp_sol() { DS.convertTemperature(true, DS1820::all_devices); if (DS.unassignedProbe(D3)){ //pc.printf( "D3 not assigned\n\r"); } return DS.temperature(); } int fct_humidity_sol(void) { float val_min = 0.377; float val_max = 0.772; float mesure, mesure_etalonnee; mesure = capteur_humidity_sol.read(); mesure_etalonnee = (1-((mesure - val_min)/(val_max - val_min)))*100; return (int) mesure_etalonnee; } void fct_RGB(void) { int somme; uint16_t clear, red, green, blue; if (!RGBsens.begin()) { //pc.printf("No TCS34725 found ... check your connections"); //while (1); // halt! } RGBsens.getRawData(&red, &green, &blue, &clear); somme = red + green + blue; pr = red*100/somme; pg = green*100/somme; pb = blue*100/somme; lum = clear; } void sendDataSigfox(void){ short tempSol_short, tempAir_short; tempSol_short = (short)(temperature_sol*10); tempAir_short = (short)(temperature_air*10); nucleo.printf("AT$SF=%04x%02x%04x%02x%04x%02x%02x%02x\r\n",tempSol_short, humidity_sol, tempAir_short, humidity_air, lum, pr, pg, pb); } void oledData(void){ if(!oled_on){ oled.wake(); //oled.speed (SSD1306::Medium); //oled.init(); //oled.set_contrast(200); oled_on = 1; } oled.cls(0,1); oled.locate(0,0); oled.printf("AIR T : %.1f", temperature_air); oled.locate(1,0); oled.printf("AIR H : %d", humidity_air); oled.locate(3,0); oled.printf("FLOOR T : %.1f", temperature_sol); oled.locate(4,0); oled.printf("FLOOR H : %d", humidity_sol); oled.locate(6,0); oled.printf("Light : %d", lum); oled.locate(7,0); oled.printf("R %d G %d B %d", pr, pg, pb); oled.redraw(); } void readData(void){ temperature_sol = temp_sol(); humidity_sol = fct_humidity_sol(); temperature_air = sht.readTemp(); humidity_air = sht.readHumidity(); fct_RGB(); sendDataSigfox(); if(oled_on) oledData(); } void interruption_bouton(){ bouton.disable_irq(); if(!oled_on){ oledData(); timeScreen.attach(&turnOffScreen,DUREE_ECRAN_ON); } bouton.enable_irq(); } void turnOffScreen(void){ timeScreen.detach(); oled_on = 0; oled.sleep(); }