Components
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Arduino UNO R3 development sensor expansion board |
x 1 | |
|
|
TMP36Analog Devices
|
x 1 | |
|
PTV09A-4225F-B203Bourns Inc.
|
x 2 | |
|
NHD-0216XZ-FSW-GBWNewhaven Display Intl
|
x 1 |
Tools, APP Software Used etc.
|
TinkerCad |
|
|
arduino IDEArduino
|
Description
A thermostat made with arduino
a potentiometer is used to set the temperature and one to adjust the contrast of the LCD display. The sensor sends its values ??to the system, which reports them on the display.
P.s. the project is written in Italian
Link to project on tinkercad: https://www.tinkercad.com/things/amvYOwL7Arc?sharecode=QphMeV2895zfUBXDt0Ugjx3k83XbGaxDgQxdCmvUGE8
Code
Code
C/C++
#include <LiquidCrystal.h>
LiquidCrystal lcd(12,11,5,4,3,2);
// costanti
const int tSens= A5; // linea analogica sensore di temperatura
const int tSet = A0; // linea analogica potenziometro Temp desiderata
const int Cald = 8;
// variabili
unsigned int tSensVal=0; // temperatura ambiente letta dal sens
unsigned int tSetVal=0; // temperatura impostata dal potenziometro
boolean statoCald=0; // stato caldaia on off
int pot;
void setup() {
lcd.begin(16,2);
// inizializza la linea cald come output (attivazione caldaia)
pinMode(Cald, OUTPUT);
// inizializza seriale per l'invio dei dati al PC
Serial.begin(9600);
lcd.print("T. Impos.:");
lcd.setCursor(0,1);
lcd.print("T. Amb.:");
}
void loop() {
delay (200);
tSetVal=analogRead(tSet); //legge Tset del potenziometro
tSetVal=map(tSetVal,0,1023,0,50); // trasforma in Temp tra 0 e 50 T
tSensVal=analogRead(tSens); // acquisisce Tamb
tSensVal=map(tSensVal,0,1023,0,110);
if(tSensVal>tSetVal+1) statoCald=LOW; // verifica le soglie e statoCald
else if(tSensVal<tSetVal-1) statoCald=HIGH;
// aggiorna l'uscita digitale
digitalWrite(Cald, statoCald);
// invia dati via seriale
Serial.print("T ambiente = ");
Serial.println(tSensVal);
Serial.print("T set = ");
Serial.println(tSetVal);
Serial.print("Caldaia = ");
Serial.println(statoCald);
lcd.clear();
lcd.setCursor (10,0);
lcd.print(tSetVal);
lcd.setCursor(8,1);
lcd.print(tSensVal);
lcd.setCursor(13,0);
lcd.print ("C");
lcd.setCursor(11,1);
lcd.print ("C");
lcd.setCursor(0,0);
lcd.print("T. Impos.:");
lcd.setCursor(0,1);
lcd.print("T. Amb.:");
delay(5000);
}
Schematic and Layout
Diagram
Compito - termostato con lcd - 28_01_2022.pdf
Oct 16,2022
1,155 views
A thermostat made with arduino
A small thermostat made with arduino! Forgive any inaccuracies, but I'm just a guy who is studying arduino and trying to learn, even just ha
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Published: Oct 16,2022
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