一个LCD时钟显示程序，也好似比较简单的，适合初学者

单片机的程序，欢迎探讨-Microcomputer Program, welcomed the study

51单片机 高精度7135 模数转换的的程序,内有详细注释-51 SCM 7135 precision analog-to-digital conversion of the proceedings, with detailed Notes

能准确测量输入频率，配备相应的C语言程序。-An accurate measure of input frequency, with the corresponding C language procedure.

虽然很多人都知道FFT是什么，可以用来做什么，怎么去做，但是却不知道FFT之后的结果是什意思、如何决定要使用多少点来做FFT。-Although a lot of people know what is the FFT can be used to what to do, how to do, but do not know the results after the FFT is a very mean, how to decide how many points do want to use FFT.

51单片机的多机串口互连 通信函数，提供缓冲区，通过P2口的输入决定从机号。在STC89C52，AT89S52上通过。-51 Single-chip interconnection of multi-machine serial communications function, providing a buffer, through the input port P2 from the machine its decision. In STC89C52, AT89S52 adopted.

超声波倒车雷达应用方案，配合硬件电路一起使用-Ultrasonic reversing radar applications, used in conjunction with the hardware circuit

rs485单线程数据通讯程序，KEY键触发能使单片机之间能够通讯-rs485 data communications single-threaded process, KEY key trigger enable communication between the single-chip

这是62420的源代码程序,已通过调试并成功应用于产批品中-This is the source code 62420 procedures have been adopted and successfully used in debugging awarded materials

红外线遥控的相关代码及主控芯片的参考资料-Infrared remote control code and master the relevant reference chip

对讲机7021 -7021 walkie-talkie walkie-talkie 7021