转速表：硬件简单，您可以用89c2051代替89c51，p1口做数据输出；p3口做位驱动，int0为转速信号输入...

72段LCD驱动器SD0418的测试程序-72 LCD drive SD0418 test procedures

单片机驱动标准PC机键盘的C51程序 具体请看程序，-Microprocessor standard PC keyboard C51 specific procedures See procedures, thank you

protues仿真的51单片机做的推箱子游戏，液晶屏实现。-protues Simulation 51 microcontroller to do Sokoban game, LCD screen to achieve.

CC2430 基础实验十二 AVDD实验-CC2430 12 experiments based on experiments AVDD

压缩包内含有一个AVR单片机JTAG的原理图，PDF格式，便于自制AVR单片机JTAG时进行参考。-Compressed packet contains an AVR microcontroller JTAG schematics, PDF format, easy to self-reference when AVR Microcontroller JTAG.

msp430f2274的异步串口通信与lcd1602显示-msp430f2274 asynchronous serial communications and display lcd1602

高速数字电路设计及EMC设计，越来越得到大家的重视，如何解决高速数字电路设计及EMC之间的矛盾呢，希望这这能帮助大家。吐血推荐下载。- The high speed figure circuit design and the EMC design, more and more obtains everybody the value, how solves between the high speed figure circuit design and the EMC contradiction, hoped this this can help everybody. Spits blood recommendation downloading.

本帮助文档是基于nRF24LE1的官方开发平台的SDK。里面有关于nRF24LE1详细的具体的子程序，可以直接应用。本人已经测试通过大部分。-This help document is based on nRF24LE1 the official development platform SDK. Inside details on nRF24LE1 specific subroutines that can be applied directly. I have been tested by the majority.

X5043读写程序，非常少见的可以直接调用的源代码，对你非常有帮助-X5043 to read and write procedures, very rare direct call to the source code, and for your very helpful

单片机AT90S系列 制作简易USB接口（软件模拟,无usb硬件）。doc- Monolithic integrated circuit AT90S series manufacture simple USB connection (software simulation, non- usb hardware). Doc