这是一份Ｉ２Ｃ数据传输程序．自己写的，有识之士看看，

完全正确的频率计供大家参考（1602显示),非常适合单片机学习和使用-Completely correct frequency for your reference (1602 show), very suitable for the learning and use of single-chip microcomputer

pcb设计集锦，内涵一些重要的有关protel99se布板的经验-Collection pcb design, meaning a number of important experiences related to protel99se layout

KeilC51下的USB的slave设备源码,MCS51开发.-In KeilC51 environment, slave device source code for USBand the exploitation for MCS51

ok very good os

• 直接PWM 输出控制马达转速 • PWM 频率可达31kHz • 三种输入型态控制转速：PWM 输入，VR 输入以及热敏电阻输入 • 操作电压：12VDC • 过电流保护 • 霍尔采集器输出控制转速反馈 • 马达转子锁定保护 • 马达转速可调-err

这是一个使用M128芯片的多功能仪器，使用了16位的定时器，2路的UART。开发工具为 GCC3.2，PC上机位程序使用VB6开发-It is a multifunctional M128 chip equipment, the use of 16 of the timer, 2 UART Road. Tools for GCC3.2, PC procedures for the use of aircraft development VB6

挪威公司的NRFXXX系列产品,本代码里详述了NRFXXX是怎么样与单片机通讯的,代码易懂!--NRFXXX series products. It explains in details how NRFXXX communicates with SCM. The code is easy to understand.

8051 control CF CARD

详细介绍T6963C控制芯片资料，全中文显示，点阵液晶显示模块-Detailed information T6963C controller chip, all-Chinese display, dot-matrix LCD Module

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.