arm的spi功能，通过595点亮数码管

单片机程序具体实现电动机的转速测量.-SCM procedures to achieve specific motor speed measurement.

51单片机的模拟I2C总线接口函数，附带完整注释。-51 microcontroller simulation I2C bus interface function, fringe integrity Notes.

pid的一个例程设计程序，希望对大家有用！-pid a routine design process, in the hope that useful to everybody!

可以熟悉51单片机中断机制 大大方便学习51单片机-Be familiar with the 51 single-chip interrupt mechanism would greatly facilitate study of 51 single-chip microcomputer

PHILIP的一双串口单片机的第2个串口的通讯例程-PHILIP pair of the serial microcontroller two serial communication routines

51+sl811读写U盘的源程序，包括USB驱动和fat文件读写程序代码-51 sl811 U-writable disc source, including the USB drive and fat document literacy program code

飞思卡尔单片机的FLASH编程，本实例介绍如何对飞思卡尔单片机进行FLASH编程。-Freescale s MCU FLASH programming, in this example to illustrate how to Freescale s microcontroller FLASH programming.

凌阳061a单片机的中断的使用例程。包括定时，时基等例子-Sunplus 061A MCU interrupt routine use. Including the timing, such as time-base examples

ADS1110的读写程序，已经调试好的，可以放心使用。-ADS1110 for reading and writing program, has a good debugging, you can rest assured that use.

DS18b20温度测试，欢迎指点。。。。。。。