一个用PROTEUS仿真可以播放音乐的程序，包括PROTEUS文件和KEIL文件...

very good c program for software

一个单片机的完整开发程序AVR的-an MCU integrity of the development process AVR

这是一个关于PWM调光的程序，二极管等渐灭和渐亮-This is a program on the PWM dimming, diodes, etc., and getting brighter gradually eliminate

采用高发射功率红外光电二极管和高灵敏度光电晶体管组成。 光缝宽度（分辨率）有0.8mm、0.4mm两种。-High transmit power infrared photodiode and high-sensitivity phototransistor. Optical slit width (resolution) of 0.8mm, 0.4mm two kinds.

4*4矩阵键盘（查表法） （C51环境）-4* 4 matrix keyboard (look-up table) (C51 environment)

本程序是一个简单的流水灯程序,对初学者来说是很容易掌握的,特别是对C51的初学者!--A simple water light program. It is easy to understand for beginners, especially who are learning C51.

美国TI公司的protel 元器件库，在应用中需要更新，本人收集了最新的版本共30M，为提高上传速度分六次上传。文件名依次为TI_1到TI_6。希望大家设计电路板时少走弯路 以下是TI_5-TI" s U.S. Treasury protel components, need to be updated in the application, I collected a total of up-to-date version of 30M, to improve the upload speed upload six hours. File name followed by TI_1 to TI_6. Hope that the design of circuit board is less detours following TI_5

编程爱好者，自编C程序跑灯，控制单片机P1口，逐个点亮心中的明灯-Programming enthusiasts, self-compiled C program running lights, control Singlechip P1 mouth, one by one lit the hearts of the light

单片机做的4*4小键盘，学单片机的好资料，proteus仿真通过，学习的好资料-Single-chip to do 4* 4 small keyboard, learning good information on SCM, proteus simulation adoption, learn good information ...

spi设备uclinux驱动源代码，以及编译后的2进制文件。-spi-driven equipment Basis source code and compiled 229 of the two documents.