HX1838 NEC Code Infrared Remote Control module DIY Kit Description: 1. Sensor uses HX1838, high sensitivity. 2. Operating voltage 5V. 3. Output form: Digital output. 4. VCC: 3.3V-5V external voltage (can be directly connected to the 5v microcontroller and 3.3v microcontroller). 5. GND: external GND. 6. IN: external microcontroller I/O port, I/O port has been designed 10K pull-up resistor. 7. Kit https://elecena.pl/product/16455102/nec-code-infrared-remote-control 2020-04-14 https://elecena.pl/product/16455102/nec-code-infrared-remote-control 2020-09-01 https://elecena.pl/product/16455102/nec-code-infrared-remote-control 2021-03-02 https://elecena.pl/product/16455102/nec-code-infrared-remote-control 2025-07-09