这是一个单一的

蓝牙PCB天线设计技巧加实例分析.可以为您节省很多产品成本-Bluetooth antenna design skills plus PCB Case Analysis. Can save you a lot of product cost

LED路灯控制程序，5小时后，将LED路灯关闭

自编的C51串口通讯程序，在AT89C51上测试运行OK，用22.1M晶振最高可跑115KBPS-directed the C51 serial communications procedures, the AT89C51 OK on the test run, with a maximum 22.1M crystal run 115KBPS

proteus经典著作,最全库文件,图形液晶模块驱动芯片-proteus classics, most complete library files, graphic LCD Module Driver IC

motorola单片机08系列计算波特率的好东西，简单，快捷，使用方便-series Baud Rate Calculation of good things, a simple, fast, easy to use

embedded controller application, full data

基于Xilinx Spartan系列开发板的DDR SDRAM设计方案及经验总结!-Based on the Xilinx Spartan family of development boards and the DDR SDRAM design experience!

vb串口通信调试,能够进行16进制和字符的数据传输。-vb serial communication debugging, can be 16 hexadecimal and character data transmission.

此文档是单片机控制的家用饮料快速冷热保温机。。。 -This document is a single-chip microcomputer controlled domestic hot and cold beverages fast machine insulation. . .

：介绍一种无人值守的停车场管理系统的设计。该系统前端主要由GsM 短信模块TC35i和AVR 单片机At― megal6组成，安装在停车场的每个进出口，通过接收车主的手机短信控制进出口道闸的开启并由短信扣取停车费用，各进出 口电路都与监控中心计算机连接。-: A unmanned car park management system design. The system front-end GsM messages by AVR module TC35i and At-megal6 composed of single-chip installed in the parking lot of each import or export through SMS to receive the owner to control the import and export of道闸open parking fees deducted by SMS , the import and export of circuits are connected with the monitoring center computer.