常用组件数据库包（PCB）..................

AT91所有开发板的资料 AT91所有开发板的资料-porting all development board all the information porting Development Board of porting all of the information development board

运算放大器NE5532的中文资料。有需要的朋友请下载-Op-amp NE5532 Chinese information. Friend in need, please download

Keil C51微处理器开发工具使用指南-Keil C51 microprocessor development tools Guide

低压电力线载波调制解调器通信运用源代码，电力猫在集中抄表中稳定使用-Low-voltage power line carrier communication modem to use the source code, the power meter reading in the cat in the concentration of Stability

MICROCHIP滚码接收和存储程序。官方程序-MICROCHIP rolling code receiver and storage procedures. Official procedures

单片机I2C协议代码， 单片机程序 c语言编写 -Single-chip I2C protocol code, single-chip microcomputer program written in c

c8051f020键盘和显示器源码，用hd7129来驱动-C8051f020 keyboard and display the source code used to drive hd7129

PS2键盘设计---C51程序，详细介绍了对PS2键盘的响应和处理-PS2 keyboard design-C51 procedure, described in detail on the PS2 keyboard response and treatment

本程序是在c51低下的菜单程序。 如果要mcu 低下编写菜单的朋友可以拿来参考.-the procedures in the lower menu decoder procedures. If the lower mcu prepared menu can be used to reference a friend.

数码显示实验.zip-digital display experiment. Zip