Automatic Non-Contact Thermometer V1.2
- ESP32 Dev Board
- MLX90614 non contact IR sensor
- TCRT5000 IR reflected sensor
- MAX7219 Dotmatrix display driver x 3 nos
#TO DO
- To calibrate measurement distance to 5cm
#Updated
- Added nolmal, warning and alert LED, buzzer
#Idea
- May add Wifi access pages
Connection MLX90614
- VIN -> ESP32 3.3v
- GND -> ESP32 GND
- SCL -> ESP32 22
- SDA -> ESP32 21
TCRT5000 - ESp32 34/ADC
MAX MAX7219
- Vcc - 5V
- GND - GND
- DOUT - ESP32
- CS - ESP32
- CLK - ESP32
LED and Buzzer
- NORMAL LED - ESP32 25
- WARNING LED - ESP32 26
- ALERT LED - ESP32 27
- BUZZER 14 - ESP32 14
Used: Adafruit_MLX90614 Lib
- https://github.com/adafruit/Adafruit-MLX90614-Library
- Written by Limor Fried/Ladyada for Adafruit Industries. BSD license, all text above must be included in any redistribution
MAX72XX Display Lib
By: oakkar7, [email protected] oakkar7 blog MYANMAR