这是一个周界报警的报警控制程序,采用89C52芯片,KEIL 51开发!

AVR单片机控制下的实时按键显示,已测试通过，有makefile文件。-AVR single-chip real-time under the control of key shows that have been tested, there makefile file.

1602 液晶 字符翻页程序 使用的是新华龙单片机 100脚 的 -1602 characters LCD flip process

基于easyarm2200的混合HID设备（鼠标+键盘）-Easyarm2200 based on a mixture of HID devices (mouse+ Keyboard)

红外遥控器7461的接收程序 其中有显示和键盘驱动-7461 infrared remote control receiver procedures which display and keyboard

用C语言写的CCD摄像头数据采集源代码，适用于飞思卡尔单片机MC9SDG128B，使用智能车比赛专用软件CodeWarrior编写，给需要的人。-Writing C language with the CCD camera data acquisition source code, applies to single-chip Freescale MC9SDG128B, the use of smart cars match CodeWarrior special software prepared for the needs of people.

Interface Design Vehicle Busses Computer buses Peripheral buses Instrumentation buses Vehicle buses

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.

通过控制步进电机的驱动板来控制步进电机实现阀门流量的恒定，可作为反馈系统的参考-By controlling the stepper motor driver board to control the stepper motor to achieve a constant flow valve can be used as a reference feedback system

profibus TO RS485 profibus TO RS485

CAN总线物理层协议的描述，对通信最底层的细节了解很有帮助。-CAN protocol physical layer