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141 lines
3.3 KiB
C++
141 lines
3.3 KiB
C++
#include <Adafruit_GFX.h>
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#include <Adafruit_SSD1306.h>
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#include <OneWire.h>
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#include <DallasTemperature.h>
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// Data wire is plugged into port 2 on the Arduino
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#define ONE_WIRE_BUS 2
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OneWire oneWire(ONE_WIRE_BUS); // (a 4.7K resistor is necessary)
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DallasTemperature sensors(&oneWire);
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DeviceAddress Thermometer; // variable to hold device addresses
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int deviceCount = 0;
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// Addresses of 2 DS18B20s
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uint8_t sensor1[8] = { 0x28, 0x63, 0x92, 0xF3, 0x62, 0x20, 0x01, 0x3C };
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uint8_t sensor2[8] = { 0x28, 0x7F, 0x38, 0x01, 0x63, 0x20, 0x01, 0x49 };
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#define OLED_RESET 4
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Adafruit_SSD1306 display(OLED_RESET);
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#define NUMFLAKES 10
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#define XPOS 0
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#define YPOS 1
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#define DELTAY 2
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#define LOGO16_GLCD_HEIGHT 16
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#define LOGO16_GLCD_WIDTH 16
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static const unsigned char PROGMEM logo16_glcd_bmp[] =
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{ B00000000, B11000000,
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B00000001, B11000000,
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B00000001, B11000000,
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B00000011, B11100000,
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B11110011, B11100000,
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B11111110, B11111000,
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B01111110, B11111111,
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B00110011, B10011111,
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B00011111, B11111100,
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B00001101, B01110000,
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B00011011, B10100000,
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B00111111, B11100000,
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B00111111, B11110000,
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B01111100, B11110000,
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B01110000, B01110000,
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B00000000, B00110000 };
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#if (SSD1306_LCDHEIGHT != 32)
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#error("Height incorrect, please fix Adafruit_SSD1306.h!");
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#endif
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const int Led = 9;
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const int Relay = 4;
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const int diffDegree = 3;
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long waitTime = 60000;
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long TimeRequestMillis;
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char* relaystate = "Close";
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bool lock = false;
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void setup() {
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Serial.begin(9600);
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Serial.println("-----------------");
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Serial.println("");
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Serial.println("Initialisation...");
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Serial.println("");
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display.begin(SSD1306_SWITCHCAPVCC, 0x3C); // initialize with the I2C addr 0x3C (for the 128x32)
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display.display();
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delay(2000);
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// Clear the buffer.
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display.clearDisplay();
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pinMode(Relay, OUTPUT);
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digitalWrite(Relay, LOW);
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TimeRequestMillis = millis();
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}
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void loop() {
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sensors.requestTemperatures();
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unsigned long currentMillis = millis();
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Serial.print("temperature_Panneaux - ");
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float temperature_Panneaux = getTemperature(sensor2);
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Serial.print("temperature_Boiler - ");
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float temperature_Boiler = getTemperature(sensor1);
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if(lock == false){
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if((temperature_Panneaux > temperature_Boiler + diffDegree) && (lock == false)){
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digitalWrite(Relay, HIGH);
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relaystate = "Open";
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Serial.println("Relay Open");
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}
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else{
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digitalWrite(Relay, LOW);
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relaystate = "Close";
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Serial.println("Relay Close");
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}
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Serial.println("Lock");
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lock = true;
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}
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if(currentMillis - TimeRequestMillis > waitTime){
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TimeRequestMillis = currentMillis;
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Serial.println("Unlocked !");
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lock = false;
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}
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// text display values
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display.setTextSize(1);
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display.setTextColor(WHITE);
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display.setCursor(0,0);
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display.print("Panneaux: ");
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display.print(temperature_Panneaux);
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display.println("C");
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display.print("Boiler: ");
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display.print(temperature_Boiler);
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display.println("C");
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display.print("Statut relay : ");
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display.println(relaystate);
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display.display();
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delay(2000); //mettre plus ! ;)
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display.clearDisplay();
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}
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float getTemperature(DeviceAddress deviceAddress)
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{
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float tempC = sensors.getTempC(deviceAddress);
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Serial.print(tempC);
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Serial.print("C");
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Serial.println();
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return tempC;
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}
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