Interfacing IR temperature sensor with Arduino UNO

Non-contact temperature measurement using GY-90615 IR sensor.

Apr 9, 2020

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arduino uno

ir temperature sensor

gy-90615

temperature sensor

sensors

temperature measurement

Components and supplies

2x 4.7kohm Resistors

Capacitor 0.1uF

Arduino UNO

Jumper wires (generic)

MLX90615 Digital Infrared Temperature Sensor Module for Arduino GY Series

Tools and machines

Breadboard, Plain

Apps and platforms

Arduino IDE

Project description

Code

MLX90615 code

c_cpp

Copy paste into Arduino IDE software and upload onto arduino. Run serial monitor and watch the action happen live.

1#include <mlx90615.h>
2#include <Wire.h>
3MLX90615 mlx = MLX90615();
4
5void   setup() {
6
7  //setup MLX IR sensor
8
9  mlx.begin();
10
11  // initialize   serial communication:
12
13  Serial.begin(9600);
14
15 }
16
17void loop()   {
18  Serial.print("Ambient = ");
19  Serial.print(mlx.get_ambient_temp());   
20  Serial.print(" *C\	Object = ");
21  Serial.print(mlx.get_object_temp());
22   Serial.println(" *C");
23}
24

#include <mlx90615.h>
#include <Wire.h>
MLX90615 mlx = MLX90615();

void   setup() {

  //setup MLX IR sensor

  mlx.begin();

  // initialize   serial communication:

  Serial.begin(9600);

 }

void loop()   {
  Serial.print("Ambient = ");
  Serial.print(mlx.get_ambient_temp());   
  Serial.print(" *C\	Object = ");
  Serial.print(mlx.get_object_temp());
   Serial.println(" *C");
}

MLX90615 code

c_cpp

Copy paste into Arduino IDE software and upload onto arduino. Run serial monitor and watch the action happen live.

1#include <mlx90615.h>
2#include <Wire.h>
3MLX90615 mlx = MLX90615();
4
5void  setup() {
6
7  //setup MLX IR sensor
8
9  mlx.begin();
10
11  // initialize  serial communication:
12
13  Serial.begin(9600);
14
15 }
16
17void loop()  {
18  Serial.print("Ambient = ");
19  Serial.print(mlx.get_ambient_temp());  
20  Serial.print(" *C\	Object = ");
21  Serial.print(mlx.get_object_temp());
22  Serial.println(" *C");
23}
24

#include <mlx90615.h>
#include <Wire.h>
MLX90615 mlx = MLX90615();

void  setup() {

  //setup MLX IR sensor

  mlx.begin();

  // initialize  serial communication:

  Serial.begin(9600);

 }

void loop()  {
  Serial.print("Ambient = ");
  Serial.print(mlx.get_ambient_temp());  
  Serial.print(" *C\	Object = ");
  Serial.print(mlx.get_object_temp());
  Serial.println(" *C");
}

Downloadable files

Schematic for MLX90615 Sensor

For the resistors, use 4.7k for each one. Capacitor is 0.1uF

Schematic for MLX90615 Sensor

For the resistors, use 4.7k for each one. Capacitor is 0.1uF

Schematic for MLX90615 Sensor

Schematic for GY-90615

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