键盘和单片机，电脑通信，功能虽然简单，但是理解起来很容易...

基于89S51芯片开发的篮球倒计时系统,开发环境KEIL,仿真环境PROTUES-89S51 chip based on the development of basketball countdown system, development environment KEIL, simulation environment PROTUES

忙了很久,,终于找到在Keil 中加入汇编的方法-Busy for a long time, finally found in the Keil added to the compilation method

c51单片机实现GPS数据接受并通过数码管显示时间-c51 achieve single-chip GPS data receive and display digital time

控制步进电机正转，如：p3.2正转,p3.3反转,p3.4停止 步进电机接p1.0p1.1p1.2p1.3，正转，反转各3圈，正反快慢功能，是步进机的经典程序。-Stepper motor control is transferred, such as: p3.2 is transferred, p3.3 inversion, p3.4 stop stepper motor then p1.0p1.1p1.2p1.3, is turn, reversal of the 3 lap, both positive and negative speed function, is a classic step process machine.

自已编的程序.能通过RS485总线更新单片机中的应用程序,带一程序流程图和一些说明希望能对大家有所帮助!-Made their own procedures. Through RS485 Bus update MCU applications with a process flow chart and some that I hope can be helpful to everyone!

本文主要介绍ARM JTAG调试的基本原理，基本内容包括了TAP 和BOUNDARY-SCAN ARCHITECTURE的介绍。在此基础上，结合ARM7TDMI详细介绍了JTAG的调试原理。-This paper describes the basic principles of ARM JTAG debugger, the basic elements including TAP and BOUNDARY-SCAN ARCHITECTURE introduction. On this basis, combined with detailed information on ARM7TDMI principles of JTAG debugging.

是液晶显示屏的驱动程序，很好的啊-LCD display driver, very good ah

MSP430通信调试技巧 -MSP430 debugging communication skills

单片机操作串口，同时通过串行助手进行操作显示验证传输的数据正确与否-Single-chip serial port operations, while aides to operate via the serial transmission of data shows that the right to verify whether or not

RC500 MF1 非接触读卡器 开发板 资料-Demo board of philips rc500 chip hv Ev Kit of it and all datasheet