Simple Electric Thermometer

Measures the ambient temperature and displays both the Fahrenheit and Celsius on the LCD.

Aug 30, 2018

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temperature

thermometer

Devices & Components

Arduino Uno Rev3

MCP9808 High Accuracy I2C Temperature Sensor Breakout Board

Standard LCD - 16x2 White on Blue

Project description

Code

LCD_Thermometer

arduino

Makes use of both the LCD and temperature sensor libraries (MCP9808).

1#include <Adafruit_MCP9808.h>
2#include <LiquidCrystal.h>
3#include  <Wire.h>
4
5Adafruit_MCP9808 tempsensor = Adafruit_MCP9808();
6LiquidCrystal  lcd(1,2,4,5,6,7);
7
8void setup() {
9  if (!tempsensor.begin()) {
10    while  (1);
11  }
12  lcd.begin(16,2);  
13  lcd.setCursor(0,0);
14}
15void loop()  {
16  float c = tempsensor.readTempC();
17  float f = c * 9.0 / 5.0 + 32;
18  
19  lcd.setCursor(4,0);
20  lcd.print(f);
21  lcd.print(" F");
22 
23  lcd.setCursor(4,1);
24  lcd.print(c);
25  lcd.print(" C");
26  
27  delay(1000);
28  lcd.clear();
29}

#include <Adafruit_MCP9808.h>
#include <LiquidCrystal.h>
#include  <Wire.h>

Adafruit_MCP9808 tempsensor = Adafruit_MCP9808();
LiquidCrystal  lcd(1,2,4,5,6,7);

void setup() {
  if (!tempsensor.begin()) {
    while  (1);
  }
  lcd.begin(16,2);  
  lcd.setCursor(0,0);
}
void loop()  {
  float c = tempsensor.readTempC();
  float f = c * 9.0 / 5.0 + 32;
  
  lcd.setCursor(4,0);
  lcd.print(f);
  lcd.print(" F");
 
  lcd.setCursor(4,1);
  lcd.print(c);
  lcd.print(" C");
  
  delay(1000);
  lcd.clear();
}

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