用单片机 AVR mega48来模拟usb 很好的通讯方案

51单片机c语言编程实例及一些经验，很实用的。-51 MCU c language programming examples and some experience, it is practical.

SM5964 ISP程序。-SM5964 ISP program. .........

keil c51 小模式下uc/os应用，版本keil uv2 6.12，很好用-decoder mode uc/os application, version 6.12 Keil uv2 good use

PTR8000发送接收驱动程序。只需在主程序中只需做小小的改动就可以，使用这个模块！！！ -Send PTR8000 receive driver. Only in the main program in only small changes can make use of this module! ! !

键盘扫描算法有很多中，这个程序在IAR编译器下，用C语言描述了其中一种算法-Keyboard scan algorithm has a lot in this process in the IAR compiler, using C language to describe an algorithm which

STM32 I2C 例程，开发环境为KEIL for arm,并带Proteus仿真-STM32 I2C routines

用8051单片机控制的8个LED等的跑马功能，具有花样变化，暂停和变速功能-By 8051 the control of eight LED functions such as horse racing, with pattern changes, suspension and transmission functions

本文档详细的介绍了51单片机的程序设计方法-this document detailed account of the 51 Microcomputer Program Design

飞思卡尔单片机MC9SDG128B的计数器源程序，用于速度测量中脉冲个数统计，可以实现速度测量，路程测量等。-Freescale" s single-chip counters MC9SDG128B source for the pulse velocity measurement in the number of statistics, can achieve the speed measurement, distance measurement.

51单片机开发的8道门出入记录控制板，具有RTC时钟功能，同时具有声光抱紧，能实时的记录被监控门的打开时间。本案例只有8路，但可以方便的扩展至32路。-51 MCU development of 8 door access control panel recorded with RTC clock function, both sound and light to hold fast, can be monitored real-time record of the time the door opened. This case is only 8-way, but can be easily extended to 32.