Wojciech Burda
65 lines
1.4 KiB
Arduino
65 lines
1.4 KiB
Arduino
#include <OneWire.h>
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#include <DallasTemperature.h>
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#define ONE_WIRE_BUS 2
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OneWire oneWire(ONE_WIRE_BUS);
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DallasTemperature sensors(&oneWire);
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int red_light_pin = 5;
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int green_light_pin = 4;
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int blue_light_pin = 0;
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unsigned long previousMillis = 0;
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const long interval = 60000;
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void setup(void) {
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Serial.begin(9600);
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sensors.begin();
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pinMode(red_light_pin, OUTPUT);
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pinMode(green_light_pin, OUTPUT);
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pinMode(blue_light_pin, OUTPUT);
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showTempWithLED(meassureTemp());
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}
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void loop(void) {
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unsigned long currentMillis = millis();
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if (currentMillis - previousMillis >= interval) {
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previousMillis = currentMillis;
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showTempWithLED(meassureTemp());
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}
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}
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float meassureTemp() {
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sensors.requestTemperatures();
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float tempC = sensors.getTempCByIndex(0);
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if (tempC != DEVICE_DISCONNECTED_C) {
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Serial.print("Temperature: ");
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Serial.println(tempC);
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} else {
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Serial.println("Error: Could not read temperature data");
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}
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return tempC;
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}
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// Had to invert colors because of LED type
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void showTempWithLED(float tempC) {
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if (tempC <= 21) {
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RGB_color(255, 255, 0);
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}
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else if(tempC >= 24) {
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RGB_color(0, 255, 255);
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}
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else {
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RGB_color(255, 0, 255);
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}
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}
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void RGB_color(int red_light_value, int green_light_value, int blue_light_value) {
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analogWrite(red_light_pin, red_light_value);
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analogWrite(green_light_pin, green_light_value);
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analogWrite(blue_light_pin, blue_light_value);
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}
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