我自己整理的单片机4*4键盘最简扫描算法，相当精炼。

7541数字高频头源程序，7541数字高频头源程序-7541 digital tuner source, 7541 the first digital high-frequency source

ATT7022B与C8051F的通讯licheng-C8051F communication with ATT7022B Licheng

cygnal的一个应用，用SMBus实现串行通信。-of an application, with SMBus serial communications.

protues64X16四个汉字点阵仿真-the four Chinese characters protues64X16 lattice simulation

PIC单片机SPI通信C语言程序（93LS46）-PIC single-chip SPI communications C Programming Language (93LS46)

很好的单片机控制继电器代码，与大家分享-Good single-chip microcomputer to control the relay code to share with you

讲述如何提高单片机的运行速度,包括硬件上和软件上如何做相应的设计-on how to improve the speed MCU, including hardware and software on how to do the design accordingly

86xing 步进电机的资料-86xing information stepper motor

parameters of model induction motor

AT89c2051控制9200b发双音频码用8870解码并将BCD码返回AT89C2051,然后比较的源代码和Hex文件。-AT89c2051 Two-control 9200b audio decoder yards with 8,870 and will return to BCD AT89C2051, then compare the source code and Hex documents.