IR Remote Control

A sensor HX1838, high sensitivity 2 Operating voltage 5V 3 Output Type: Digital Output Module Interface Description 1 VCC external 3.3V-5V voltage (5v microcontroller and can be directly connected to 3.3v MCU) External GND 2 GND 3 IN external microcontroller I / O port, I / O ports have been designed 10K pull-up resistor Kit theory test distance 5-8 meters, but the actual application depends on your surroundings when using factors and the intermediate barrier (such as diaphragms, glass, or other materials obstructions blocking), receiver uses HX1838, work instructions with power lights, can receive any remote 38K frequency encoded data!