新农村建设红外遥控无线广播音量控制模块设计
rocontroller was designed by using infrared remote and communication technology in continuous tone coded squelch frequency. The equipment is composed of handheld infrared transceiver, volume control, system processing, storage, buzzer, audio I/O interface, continuous tone coded squelch signal input interface, etc. It was implemented by C language. The device has the advantages of simple operation, easy to expand and intelligent volume memory, various control styles, etc.
Keywords: infrared remote control; continuous tone coded squelch system; rural wireless radio; STC microcontroller
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