C51 USB1.1 open source and related development tools and documentation, as well...

这是一个很好的键扫描电路和显示控制程序

lcd12864 显示汉字图片 反白,是一个非常好的程序,可以和大家共享,-lcd12864 display Chinese characters picture anti-white, is a very good process, and everyone can share,

基于keil c51的rtos tiny源代码（keil 7.05 version）-based on the Byelorussian tiny decoder source code (c51 7.05 version)

S12887实时时钟芯片中文资料.-S12887 real-time clock chip Chinese data.

我的液晶显示程序，用C语言写的，包含汉字显示，及正弦波显示。-Liquid crystal display my program written in C language, including Chinese characters display, and the sine wave show.

51单片机控制的电动自行车驱动系统源程序(CHUNTIAN) -51 microcomputer control drive system for electric bicycle source (CHUNTIAN)

这个文件是ATMEGA8的实验板原理图，大家可以下载，在我们公司已经使用，至今效果还可以，大家下载。-This document is ATMEGA8 schematic diagram of the experimental board, everyone can download, in our company have been used and the result also can download the U.S..

基于AVR的数字频率计，使用LCD1602做显示。刷新速度1S，含电路图-AVR-based digital frequency meter, the use of so LCD1602 display. Refresh rate of 1S, with circuit

摩托车的步进电机驱动。用的是LPC900系列单片机的RTC定时器，虽然简单，但足以说明问题。-motorcycle stepper motor driver. The LPC900 Series is the RTC timer, although simple, but enough to illustrate the problem.

C8051F52xA_53xA单片机SPI源代码驱动-C8051F52xA_53xA single-chip SPI driver source code