液晶显示屏应用源程序

一个用C51编写的倒计时程序，可通过PC传送起始时间，也可回传当前时间。比较简单-C51 with a countdown of the preparation process, through PCs starting time, but also back- the present time. Relatively simple

一个警报声程序 　　　　　　　　　　　　　　　　　 一个警报声程序-an alarm sounded a siren procedures procedures

详细介绍了AD7490的性能和参数，对用AD7490来开发定位系统的工作是很有作用的。-AD7490 detailed performance and parameters of the AD7490 used to develop the work positioning system is very effect.

这是单片机C51的各种代码包，包括：I2C应用程序、滚动码应用原程序、红外应用源程序集、用计算机并口模拟SPI通讯的C源程序-C51 microcontroller This is the code, including : I2C applications, rolling code original application procedures, Application of infrared source sets, computer simulation of SPI communications Parallel C source files, etc.

关于单片机（51系列）通过GPRS模块和上位机进行通信-on SCM (51) GPRS modules and PC communication

Atmel算法(pid)-步进电机驱动源码 ,不好用你找我,绝对ok! -Atmel algorithm (pid)- stepper motor driver source code, not with you to find me, is absolutely ok!

PCB最强的设计工具ALLEGRO辅助工具SKILL源代码,很多功能应有仅有，可以直接安装使用-PCB design tools ALLEGRO strongest aids SKILL source code, there should be a lot of features only, can be directly installed on the use of

基于51单片机的电压调节系统，可以实时显示电压值。用keil开发环境，protuse仿真。-Based on 51 single-chip voltage regulation system that can display real-time voltage value. Keil development environment with, protuse simulation.

Microchip Technology Inc. The crypt key, serial number and configuration data are stored in an EEPROM array which is not accessible via any external connection. The EEPROM data is pro-grammable but read-protected.

三菱PLC上位机程序详细例子，很适合基础入门-Fix-PLC Commuation to Computer