能实现多功能。既可做倒计时秒表,又可进行定时，还可以通过扩展完成其他功能，而且功能的相互转换也十分简单...

单片机USB接口驱动,适用于AT89C51SND1C-SCM USB drive, applicable to AT89C51SND1C

atmega128在线升级程序，自编程通过xmodem协议 -atmega128 online promotion procedures, since the programming agreement through XModem

单片机应用程序集，含PIC elong 等-SCM application sets, as with PIC elong

与C51相关模块LCD,24CXX,等的源代码程序-associated with the C51 LCD module, 2 PROM, the source code procedures

： 8×8，16×16，至256×256大小的各种字体字母，数字，汉字点阵字库提取程序支持C51和汇编格式,232通信发送二进制文件,能把所生成的字库数据通过232串口发送出去,不用任何协议,方便单片机调试 8×8，16×16，至256×256大小的各种字体的字母，数字，汉字点阵字库提取程序,支持C51和汇编格式,232通信发送二进制文件,能把所生成的字库数据通过232串口发送出去,不用任何协议,方便单片机调试-: 8 × 8,16 × 16, to 256 × 256 size of the various fonts of letters, numbers, Chinese characters dot-matrix font support C51 extraction procedures and compilation format, 232 communications to send binary file, can the font data generated through 232 serial port to send out, without any agreement, to facilitate debugging single-chip 8 × 8,16 × 16, to 256 × 256 size of the various fonts of letters, numbers, Chinese characters dot-matrix font extraction procedures, to support the C51 and compilation format , 232 communications to send binary file, can the generated font data sent through the serial port 232, do not have any agreement to facilitate the single-chip debugging

口调试助手源程序AVR单片机在线编程下载线电路图,PCB图及HEX文件.zip- The mouth debugs the assistant source program AVR monolithic integrated circuit on-line programming downloading line circuit chart, the PCB chart and the HEX document zip

自己用C语言编的一个看门狗，由于刚学单片机，写得功能比较简单-Own use C language compiled a watchdog, as just learning microcontroller, written in relatively simple function

80C52单片机上用C语言实现的双机红外通信程序，可以替代遥控器遥控长虹电视机，具有一定的学习性功能。-80C52 single-chip using C language to achieve the two-plane infrared communication program, an alternative to Changhong TV remote control, the study has certain features.

arm lpc2132 driver for GPIO_Led1

实现CAN总线通讯的自测试功能，如果硬件条件具备，也可用来实现CAN控制器之间的通讯。 具体内容见代码中每一句的注释，经调试成功-CAN bus communication realize the self-test function, if hardware conditions are ripe, but also can be used to realize communication between the CAN controller. The specific content of the code, see the Notes of each sentence, after the successful commissioning