用C51做的计算器源码，矩阵键盘，液晶显示，C和ASM混合编程，PROTUSE自带的例程...

1开放源码的CanOpen(C)-an open source CanOpen (C)

一个字符叠加模块的源代码，主要用于可视对讲上的字符叠加，包括了整个工程文件-A character overlay module" s source code, mainly for the characters superimposed on the video intercom, including the entire project file

基于MEGA8的电子钟源代码，有时分秒日月年而且还加入了润年的算法-based Zhong Yuan MEGA8 electronic code, the moon and sometimes accurate, but also joined the algorithm Runnian

采用ST的UPSD33XX系列单片机的双串口，实现串口通信的波特率转换，一边为25针串口，一边为9针串口，两天波特率可在程序中修改！文件中包括原理图，PCB和源程序-UPSD33XX using ST"s Microcontroller series dual serial ports, Serial communication baud rate conversion, the side of the 25-pin serial port side of the 9-pin serial ports, two days baud rate can change in the proceedings! Documents including schematics, and source of PCB

用C51实现模糊控制器的软件设计,51系列单片机接口.定时器中断等。-C51 realize the fuzzy controller with the software design, 51 Series MCU Interface. Timer interruption.

powerpcb快捷命令，希望对大家有用-powerpcb quick order, everyone would like to be useful

AVR单片机学习的许多简单但是非常有用的试验程序源码，对初学者极好！-AVR single-chip learning many simple but very useful source of testing procedures, excellent for beginners!

基于单片机可编程低通滤波器设计。有需要的朋友请下载-Based on single-chip programmable low-pass filter design. Friend in need, please download

* 功能：使用PWM6输出PWM信号，通过滤波电实现DAC转换。由KEY1控制PWM的占空比， * 每按一次按键将会改变一次PWM的占空比。 * 说明：使用示波器观察测试点PWM和PWMDAC。-* Function: Use PWM6 output PWM signal, by filtering electrical realize DAC conversion. Key1 controlled by the PWM duty cycle,* every time a button will change the PWM duty cycle.* Note: Use the oscilloscope to observe test points PWM and PWMDAC.

sd2000系列实时时钟芯片应用说明及开发应用程序。-sd2000 serial real-time clock chip application and development applications.