D12 some of the development of information very useful for the development of D1...

MCS-51单片机软件仿真器-MCS-51 Software Simulator

单片机矩阵键盘扫描程序，已经做成了头文件，非常好用-MCU matrix keyboard scanning process, has made a header file, very easy to use

MCS-51单片机实用子程序库（2），WORD文档-MCS-51 microcontroller practical Subroutine Library (2), Word Document

温度的多机通讯，18b20的高级应用。实现了读写两个传感器-Temperature multi-machine communication, 18b20 advanced applications. Two sensors to achieve the reading and writing

单片机采集数据，并驱动74hc595显示采集数据-Single-chip data collection and data-driven acquisition 74hc595 show

一个很好用的密码锁程序，MCU用的是EM78P447，经试用非常可靠，提供给想学习EMC的用户使用，如有需要原理图的请发邮件到micheal23@sohu.com,注：需注明LOCK原理图-good with a password lock procedures, the MCU is EM78P447, tested very reliable, available to want to learn EMC users, if necessary schematic please send mail to micheal23@sohu.com, Note : LOCK be annotated diagram

与终端的通讯 1.1 采用标准的UART通讯协议，波特率为9600，没有校验位，一个停止位。 1.2 通讯的过程是主从式半双工的。 1.3 详细的通讯协议参见芮鹤龄的文档。 -2051

《单片机原理与实用技术》第2章-"SCM principles and practical technology" Chapter 2

包内含有关于ipod mp3透反式1.46 tft液晶屏的avr示例程序和液晶屏转接板的protel原理图和pcb图。-Packet containing information on trans-ipod mp3 permeability 1.46 tft LCD screen avr sample procedures and LCD screen adapter plate Protel schematic and pcb Fig.

用于单片机4*4键盘扫描，及数码管显示 -muc keybord and led display.