KEIL,ADS两个可选开发环境。在嵌入式软件设计用的，嵌入式系统的C语言 译自C for Embedded Systems...

实现超声波测距功能的电路硬件和程序 介绍了如何用单片机实现高精度超声波测距的具体电路，并给出了源程序。 -Function of the realization of ultrasonic ranging circuit hardware and procedures describes how to use single chip to achieve high-precision ultrasonic ranging specific circuits, and gives the source code.

用C实现的另一个串口通信程序，版本较新^_^-C achieved another serial communication procedures, the newer version ^ _ ^

能实现彩色品目的图像显示，里面有三幅图像，可以自动变换-Items to achieve color image display, which has three images, you can automatically transform

ucos如何移植到单片机mega128-Single-chip ucos how to migrate to mega128

关于arm开发的文档集合 有uCLinux ,usb应用,以及开发步骤等等,非常不错,-development arm of the document set a uCLinux, usb applications, and the development of steps and so on. very good.

超声波模块HC-SR04,MCU ATmega16，不是通过中断实现。MCU先发一个使能信号，然后检测回波信号高电平的时间，通过串口显示。实际测试精确度很高。

详细的红外测温模块的电路原理图，以及驱动程序源代码。-Infrared temperature measurement module detailed schematic diagram of the circuit, as well as the driver source code.

一个液晶显示程序，128x64可以显示汉字等信息在液晶屏上-Procedures for a liquid crystal display, 128x64 can display information such as Chinese characters on the LCD screen ... ...

基于F020的DDS， 非常常用的程序， IN126在电子竞赛中，经常用到。-it is a good resource!

用SAM72N9写的电子秤文档- Electronic scale documents writes which with SAM72N9