DDS芯片9851的驱动程序~用来产生不同频率的正弦波波形~

比较详细地列出了各种现行的稳压电源，对于从事模拟开发的工程人员有很大的参考价值-a more detailed list of all the existing power supply, engaged in the development of simulation engineering staff have great reference value

Nokia3310的proteus仿真模型model.zip

周立功公司推广的一个小型实时嵌入式操作系统，适合在51或AVR等单片机上使用。压缩包里包括系统源代码和一个在51下移植的例子。在KEILC51下开发-weeks meritorious promotion company of a small real-time embedded operating system, for the other 51 or AVR microcontroller use. Compression bundle including system source code and the next one in 51 transplant examples. Under development in KEILC51

我修改的可以用串口访问的webserver（51平台），使用slip连接-I can change the serial visit the webserver (51 platforms), the use of slip link

用KEIL开发的操作C51单片机的IO口，使得完成对IO口的读写等操作-KEIL development operation with C51 MCU IO mouth, making completion of the IO port to read and write operations, etc.

zlg7290测试程序-zlg7290 test procedures

单片机做的贪食蛇游戏，proteus仿真通过，学习的好资料-Single-chip do贪食蛇game, proteus simulation adoption, learn good information ...

定时器中断实验代码， 定时器3进行0.1秒定时，每0.5秒改变一次P2,P3口的值以产生走马灯效果。-timer interruption experimental code, three timers for 0.1 seconds regularly, every 0.5 seconds to change a P2, P3 to the values I have merry-go-round effect.

基于PIC单片机的IC卡读写器的设计，以pic167c4单片机为核心的IC卡读写器的设计-PIC microcontroller-based IC card reader designed to pic167c4 microcontroller core of the IC card reader design

包含51模拟IIC和硬件IIC的操作代码-IIC contains the 51 simulation and hardware IIC operation code