this is resouse of gps reciever.

利用PWM原理控制电磁阀的实例，对于这方面研究的人很有价值-Use of PWM control of solenoid valve principle examples of research in this area were of great value

智能无线防盗报警器的设计,由AT89C51单片机控制电路、无线收发电路、DTMF（双音多频）电路、语音录放电路、电话接口电路等部分组成-Intelligent wireless burglar alarm design, by the AT89C51 single-chip control circuit, a wireless transceiver circuit, DTMF (Dual Tone Multi-Frequency) circuits, voice recording circuit, telephone interface circuit components, such as

研华PCL841 CAN总线通信程序例程,1Mbps双CAN通信-Advantech PCL841 CAN bus communication procedures routines, 1Mbps-CAN communication

单片机和GPRS通信模块的开发思路，详细描述了GPRS组网过程。

用与计算机的串口通信， MAX232转4-Bunches of communication that used with the computer , MAX232 change into 4

完整的实现RS232与TCP/IP网络协议的转换-Realize the full RS232 and TCP/IP network protocol conversion

单片机C51语言的Mini X 嵌入式操作系统-C51 microcontroller Mini embedded OS X

鼠标应用程序示范 MCU AT89S51 XAL 12MHz 本程序可以实现鼠标的功能,并将位置显示在LCD上-Mouse model application MCU AT89S51 XAL 12MHz mouse in this program can realize the function, and location displayed on the LCD on

单片机开发测试产线流水线速度，led显示速度-Single-chip development and testing of production line assembly line speed, led display speed

TLC5615是TI公司的10位D/A转换芯片，DIP-8封装，数据为串行方式，简单好用。内有该芯片的KIEL C51源代码，希望和大家共享。-TLC5615 is TI