可以对microchip的Keeloq编码IC：hcs300

在Windows环境下应用VC++实现PC机与单片机的几种串行通信方法，给出了用Visual C++6.0编写的PC机程序和用C51编写的单片机通信程序。经实际应用系统运行稳定可靠。-In the Windows environment application VC++ Realize PC machine with several single-chip serial communication method using Visual C++ 6.0 prepared PC-preparation procedures and the use of C51 microcontroller communication program. Through the practical application of system operation is stable and reliable.

单片机的秒表程序，经典的学习资料，通过验证，可以迅速的深入单片机编程的精髓-SCM stopwatch program, the classic study of information through the authentication, can be quickly in-depth the essence of single-chip programming

Keil C51使用详解-Keil C51 uses the detailed solution

单片机控制步进电机启动停止，正反转以及转速。proteus+keil.(由于大小不够，还加入了RS485在单片机多机通信中的应用，用到RS485接口芯片max487)-keil+proteus+motorstepper

软件UART示例 两个完整的例子,一个用PCA为波特率发生器的C语言程序和一个用定时器0为波特率发生器的汇编语言程序. 适用于下列器件 C8051F000C8051F001C8051F002C8051F005C8051F006C8051F010C8051F011C8051F012C8051F015C8051F016C8051F017C8051F220C8051F221C8051F226C051F230C8051F231C8051F236-Software UART Examples of two complete example, a baud rate generator with PCA for the C language program and a use timer 0 baud rate generator for the assembly language program. C8051F000C8051F001C8051F002C8051F005C8051F006C8051F010C8051F011C8051F012C8051F015C8051F016C8051F017C8051F220C8051F221C8051F226C051F230C8051F231C8051F236 applies to the following devices

51的一些很有用的子程序 很好的 建议拥有-51 some very useful subprogram has a very good suggestion

ATMEG88 AVR 实时时钟的实现-ATMEG88 AVR realization of real-time clock

ARM 移植好的一种图形界面(440BX)-ARM transplant a good GUI (440BX)

SPMC75F2413A单片机在AC变频空调中的应用-Singlechip SPMC75F2413A in AC inverter air conditioner application

12887的初始化程序――89C51，有助于各位使用12c887芯片！大大加快开发进度！-12,887 initialization procedures-- 89C51 help you use 12c887 chip! Progress greatly accelerated development!