有急于51单片机IIC的操作讲解，和at24c02的一些基本资料，和IIC读写基本操作！

我做的超声波测距程序，基于at的8位单片机的，用c语言编写的。-I do ultrasonic distance measurement procedure, based at the 8-bit microcontroller, using c language.

本程序是键盘扫描及静态显示的结合，方便单片机初学者熟悉的掌握汇编-This procedure is the keyboard scanning and static displays combine to facilitate Singlechip beginners familiar with the compilation of the master

51单片机实用子程序 里面有很多单字节,多字节和定点浮点数的运算子程序,初学者可以看,还不错我也是从其它网上找的. -51 SCM utility subroutine There are so many single-byte, multibyte, and fixed-point floating-point arithmetic subroutines, beginners can look, well I am also looking for from the other online.

利用AT89C51单片机做的一个音乐卡,可以播放多首歌曲-AT89C51 single-chip microcomputer use to do a music card, can play more songs

一个微型打印机C51控制程序，希望对大家有用-a micro-C51 printer control procedures in the hope that it may be useful to

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

用MSP430芯片开发的一个内部FLASH的源代码-MSP430 chip developed with an internal FLASH source code

这是一篇关于嵌入式系统的LCD液晶驱动程序的资料及源程序-This is an embedded system on the LCD driver and source of information

频率测量程序，都是正在产品的使用中，高低频自动切换显示-Frequency measurement procedures, are all products in use, high-low-frequency automatic switching display