基于DP

自制的串口控制8路光藕隔离输出，可以通过计算机串口控制，8路输出-homemade serial control a variety of eight-channel optical output isolation can be controlled via computer serial port, eight output

实时程序，对于初学者可以看看 数字I/O的使用 定时器的使用 中断 与PC机进行RS232通信-real-time process for beginners can look at digital I/O using the timer interruption of use for PC and RS232 communication

很好的代码，好好学学，关于51单片机开发的独立键盘程序-A very good code, good to learn about the development of an independent 51 MCU Keyboard Program

ARM7开发板的USB源程序，好东西咯。 -ARM7 development board

本文给出了一种以80C31为主控CPU的固定电话短信息终端的设计，从系统软硬件两个方面说明了固定电话短信息终端的设计方法和各个部分的工作原理 -This paper proposes a 80C31 CPU for controlling the fixed telephone short message terminal design, system software and hardware from the two showed that the fixed telephone short message terminal design methods and various parts of the work principle

c51程序集，适合有一定基础的人做为学习和提高用。-C51 assembly, suitable for people who have a certain foundation for the study and improve with.

智能车仿真程序++仿真 在protel环境下单片机-smartcar simulation program++ simulation

java门禁系统源码,专业用于门禁系统开发-java source code access control system, professional development for Access Control System

单片机通过Modbus协议与HMI通信.rar-microcontroller through an agreement with HMI Modbus communications. Rar

超声波测距，C语言，AT89S52,keil3通过-Ultrasonic Ranging