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代码说明：

  基本51单片机制作的电视机遥控器，24M的晶振，并且已经通过实验，可以成功遥控。工作原理： 由另一遥控器发射出来的红外进行解码，并且经单片机识别后，发射电视遥控器相应的功能键代码。(51 Microcontroller basic TV remote, 24M crystal, and has been through experiments, can successfully remote control. How it works: emitted by another infrared remote control decoding and identification by the MCU after the launch of the corresponding function key remote control code.)