Description
The HX1838 VS1838 Infrared Remote Control Sensor Module is a fundamental component for adding wireless control to embedded systems. The kit centers on the HX1838 integrated IR receiver, which combines a photodetector and preamplifier in a single, EMI-shielded package with an internal filter for the 38kHz carrier frequency. This design simplifies integration, requiring only power, ground, and a single digital signal output pin to read NEC-encoded commands.
The accompanying VS1838 remote transmitter uses a 455kHz crystal oscillator to generate precise timing for the NEC protocol, ensuring reliable communication with the receiver module. The remote is powered by a single CR2025 coin cell battery (not included) and is engineered for durability, with tactile buttons rated for a lifecycle exceeding 200,000 actuations. This system is ideal for developers and makers building custom remote-controlled interfaces for home automation, multimedia centers, or educational robotics platforms.
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