由C 语言实现的tl549 利用的是KEIL环境已经得到验证

c8051f020的pca频率输出，针对c8051f020的实验系统-err

iic参考程序，可以改下串口等，已经很详细了可以自己看程序，比较简单-iic reference program

键盘扫描程序，逐行拉低，错位相交的方法实现-Keyboard scanner, progressive degrade realize dislocation intersect method

8155做的电子时钟，对学单片机的人有很大帮助-8155 to do electronic clock, on the school single-chip microcomputer has a lot to help people

第三届飞思卡尔杯智能汽车大赛全国二等奖源程序有兴趣的下载来看看。-Third Freescale Cup National Smart Automobile Competition second prize are interested in downloading source code to look at.

sd卡的程序，上面记录了SD卡的详细读卡写卡方式，适合51单片机或者其他-sd card procedures, the above records the SD card reader to write in detail the way cards for 51 single-chip or other

本程序是基于MFRC500射频卡读写器的单片机控制程序，所用单片机为AT89C52.-This procedure is based on RF card reader MFRC500 microcontroller control procedures, using microcomputer AT89C52.

基于LPC2400入门_以SmartARM2400为例 支持LPC2400系列的说明书，电路图和代码，LPC2470，LPC2478。。LCD-LPC2400-based portal to SmartARM2400 _ as an example to support the LPC2400 series of manuals, circuit diagrams and code, LPC2470, LPC2478. . LCD

用89C51的数控直流稳压电源，含电路图（DDB）以及汇编源程序-89C51 NC with DC power supply, circuit diagram containing (DDB) and the compilation of source code

一个采用C8051F020芯片实现的流量计控制系统源代码，包括了对C8051F020内部AD和DA的编程、共12个LED（采用74HC195)的编码驱动编程等。-A C8051F020 chip using the flowmeter control system source code, including the internal C8051F020 programming AD and DA, a total of 12 LED (using 74HC195) encoding-driven programming.