at89s51，超级牛的教程，可以配合proteus仿真实验，

浮点除法子程序,可以高效率计算浮点浮点除法,程序短小精干,非常讨巧-floating-point division subroutine, high efficiency calculation float float division, procedures small and lean, very quick and easy

i2c总线协议，很好的协议-i2c bus protocol, good deal

利用单片机的定时器定时，令十字路口的红绿灯交替点亮和熄灭，实现主支路路口的交通信号灯控制（尽可能保持主线的畅通，即在通常情况下，保持主线的放行，只有在支线到达时，才放行支线），同时采用LCD显示倒计时时间及当前灯的状态-The use of MCU timer timing, so that the crossroads at the traffic lights turn out light and to achieve the main slip road junction traffic lights control (as far as possible the smooth flow of the main line, that is, under normal circumstances, to maintain the release of the main line, and only arrived at the branch only when the release branch), while using LCD display countdown time and the current state of light

《51系列单片机高级实例开发指南》一书的can总线的PC端的源代码-"51 MCU Development Guide Senior example," a book can Bus PC side of the source code! !

飞思卡尔单片机MC9SDG128B的计数器源程序，用于速度测量中脉冲个数统计，可以实现速度测量，路程测量等。-Freescale" s single-chip counters MC9SDG128B source for the pulse velocity measurement in the number of statistics, can achieve the speed measurement, distance measurement.

DS1302的读写，基于MS430F149的读写，简单-DS1302 reading and writing, based on reading and writing MS430F149, simple

DDS集成芯片AD9851的应用，用键盘输入任意频率，液晶1602显示，由DDS输出正弦波-DDS chip AD9851 applications, using keyboard input at any frequency, liquid crystal display 1602, by the DDS output sine wave

TLC2543的程序,己调试通,C51版的-TLC2543 procedures, debugging others pass, C51 version of

本程序可以利用74164串入并出芯片在七段共阴数码管上依次点亮0至9十个数字.. PA0....数据 PA1.....CP PA2.....是位选 在ATMEGA644P上调试通过-This procedure can be used to string 74,164 and a total of a chip in the seventh followed by vaginal digital tube light figures 0-9 10 .. PA0 .... data PA1 ..... CP PA2 ..... is selected through ATMEGA644P debugging

485通讯的底层驱动,完成485网络数据收发功能-The bottom of drive 485 to complete the network data transceiver function 485