35 lines
720 B
Arduino
35 lines
720 B
Arduino
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#include <Wire.h>
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#include <LiquidCrystal_I2C.h>
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const int TEMPERATURE_SENSOR_IN = A0;
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float temperature_value = 0;
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LiquidCrystal_I2C lcd(0x27, 16, 2);
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inline float get_C_temperature() {
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return analogRead(TEMPERATURE_SENSOR_IN) * (5.0 / 1023.0) * 100;
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}
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inline float C_to_F_temperature(float C_temperature) {
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return (C_temperature * 9.0 / 5.0) + 32.0;
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}
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void setup() {
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lcd.init();
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lcd.backlight();
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lcd.print("T:");
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lcd.setCursor(10, 0);
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lcd.print("C");
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lcd.setCursor(10, 1);
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lcd.print("F");
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}
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void loop() {
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temperature_value = get_C_temperature();
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lcd.setCursor(3, 0);
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lcd.print(temperature_value);
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lcd.setCursor(3, 1);
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lcd.print(C_to_F_temperature(temperature_value));
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delay(100);
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}
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