HX1838 Infrared Remote Control Module NEC Code
The HX1838 Infrared Remote Control Module is a compact and high-sensitivity IR receiver sensor based on the HX1838 chip. Designed for compatibility with a variety of microcontrollers, this module enables wireless IR communication using the popular NEC protocol. It includes onboard components such as a 10K pull-up resistor and a status LED for easy monitoring and setup.
Key Features
- Uses high-sensitivity HX1838 IR receiver
- Operating Voltage: 3.3V to 5V (directly compatible with 5V and 3.3V microcontrollers)
- Digital output signal (suitable for direct microcontroller I/O connection)
- Integrated 10K pull-up resistor on the data line
- Built-in power indicator LED
- Receives 38KHz frequency remote control signals (NEC protocol supported)
- Typical test range: 5 to 8 meters (may vary with environment and obstacles)
Pin Interface Description
- VCC: Connect to 3.3V – 5V external power source
- GND: Ground connection
- IN: Data output to microcontroller I/O port
Applications
- TV, fan, or appliance remote control projects
- Arduino and Raspberry Pi IR communication
- Home automation
- DIY IR-controlled robots or gadgets
FAQs
Q: Is this compatible with Arduino?
Yes, it works seamlessly with Arduino using libraries like IRremote.
Q: Can it be used with a Raspberry Pi?
Yes, it can be used with Raspberry Pi by connecting to GPIO and using appropriate libraries.
Q: How far can it receive IR signals?
It typically works well within 5 to 8 meters, depending on the environment and line of sight.
Package Includes
- 1 x HX1838 IR Receiver Module