用LCD显示器的计算器，可以进行简单的确加减乘除

详细介绍了WinCE系统下的媒体播放软件及其源码。-WinCE system, described in detail under the media player software and its source code.

这是通讯接口实验《中断原理及8259A中断控制器实验》的原理程序，适合于那些上嵌入式系统、通信、计算机专业的人-This is the communication interface experiment, "interrupted Principle and 8259A interrupt controller experiment," the principle procedures, suitable for those on embedded systems, communications, computer specialists in the

led,key,i2c,uart,adc,rtc,wdt测SHI 文件代码-led, key, i2c, uart, adc, rtc, wdt measured SHI document code

来自开源的无感无刷电机，支持： 1. 开环检测电机启动； 2. 速度检测； 3. 电机换相控制；

在89C51芯片上运行，采用两个中断方式，一个外部0中断实现救护车通行，南北红灯10秒后恢复中断前状态，另一个是定时器0中断实现南北灯状态转换，16X16 LED点阵对应显示“南北”字样信息-89C51 chip in operation, interruption of the use of two methods to achieve an external 0 interrupt the passage of ambulances, the North-South red light 10 seconds after the resumption of state, and the other is the timer 0 interrupt to achieve the state of North-South light conversion, 16X16 LED dot-matrix corresponding show " South-North" in the information

资源描述 飞思卡尔MC9S12XET，PWM程序 演示程序使用说明： 1.串口9600bps，中断显示 2.PWM波形测试，测试方法：   按u:增加频率   按d:降低频率   按l:减小占空比   按r:增加占空比   按o:开启声音   按c:关闭声音 

AD converter by using PICf458

不怕掉电的万年历,用了两个专用芯片8155及DS12887,-Power-down is not afraid of the calendar, with two dedicated chips 8155 and DS12887,

对软件进行可达性测试的软件，并提供源代码，能够有效实施软件测试任务-Up to the software testing software, and provide source code, to the effective implementation of software testing mission

D1302充电程序-D1302 charging procedure