[zbyszek78]

Spróbuj coś takiego:

Kod:

#include <OneWire.h>
#include <DallasTemperature.h>
#include <Wire.h>
#include <LiquidCrystal_I2C.h>
#define BACKLIGHT_PIN 3
LiquidCrystal_I2C  lcd(0x27,2,1,0,4,5,6,7);

#define ONE_WIRE_BUS 8
OneWire oneWire(ONE_WIRE_BUS);
DallasTemperature sensors(&oneWire);

byte temp[8] = //ikona temperatury
{
  B00100,
  B01010,
  B01010,
  B01110,
  B01110,
  B11111,
  B11111,
  B01110
};
byte stopnie[8] = //ikona stopni
{
  B01100,
  B10010,
  B10010,
  B01100,
  B00000,
  B00000,
  B00000,
  B00000
};

DeviceAddress P1 = { 0x28, 0x00, 0x00, 0x1E, 0x07, 0x00, 0x00, 0x00 }; // tu trzeba wpisać swoje adresy
DeviceAddress P2 = { 0x28, 0x00, 0x00, 0x1F, 0x07, 0x00, 0x00, 0x00 };
DeviceAddress P3 = { 0x28, 0x00, 0x00, 0x1F, 0x07, 0x00, 0x00, 0x00 };
DeviceAddress P4 = { 0x28, 0x00, 0x00, 0x1F, 0x07, 0x00, 0x00, 0x00 };

void setup()
{
 Serial.begin(115200);
sensors.begin();
Wire.begin();
 lcd.begin(16, 2);
 lcd.setBacklightPin(BACKLIGHT_PIN,POSITIVE);
 lcd.setBacklight(HIGH);
 lcd.createChar(0, temp);
 lcd.createChar(3, stopnie);
}
void loop(){
sensors.requestTemperatures();
float tempC1 = sensors.getTempC(P1);
float tempC2 = sensors.getTempC(P2);
float tempC3 = sensors.getTempC(P3);
float tempC4 = sensors.getTempC(P4);

  lcd.setCursor (0, 0);
  lcd.write("1");
  lcd.write(byte(0));
  lcd.print("=");
  lcd.print(tempC1, 1);
  lcd.write(byte(3));
  lcd.print("C");
 
  lcd.setCursor (10, 0);
  lcd.write("2");
  lcd.write(byte(0));
  lcd.print("=");
  lcd.print(tempC2, 1);
  lcd.write(byte(3));
  lcd.print("C");
 
  lcd.setCursor (0, 1);
  lcd.write("3");
  lcd.write(byte(0));
  lcd.print("=");
  lcd.print(tempC3, 1);
  lcd.write(byte(3));
  lcd.print("C");
 
  lcd.setCursor (10, 1);
  lcd.write("4");
  lcd.write(byte(0));
  lcd.print("=");
  lcd.print(tempC4, 1);
  lcd.write(byte(3));
  lcd.print("C");
 
}