Unipolar Stepper Motor - Full step drive (one phase on)

this code is used to learn about atmega 32 controller ,here the example code for blinking program in avr studio ide

ＴＣＲＴ５０００光电传感器，体积小，灵敏度高．价格便宜-TCRT5000 photoelectric sensor, small size, high sensitivity. Cheap

进程管理的模拟-Process management simulation

万年历(C语言编的程序打印的万年历和程序原代码)-hefty almanac (Part C language procedure print hefty almanac and procedures original code)

以太网10/100M IP核Verilog源码，可综合。-IP Ethernet 10/100 nuclear Verilog source can be integrated.

在S3C44B0上实现的键盘和LED驱动程序，其关键是使用了系统定时器来提高效率。此代码依赖于硬件的GPIO接口，但只需按照实际稍微改动即可。-S3C44B0 in achieving the keyboard and LED driver, The key is to use a timer system to improve efficiency. This code depends on the hardware GPIO interface, but only in accordance with the actual changes will be slight.

ucosii在DSP28335上的移植，里面包括任务调度的几个LED闪速灯显示，好不容易找的一段工程代码。本人亲自测试过且已经应用于公司代码中可靠稳定。

通过proteus虚拟平台，有51单片机实现MP3的部分功能。可以听音乐，浏览图片-Through the virtual platform proteus, there were 51 single-chip part of the realization of MP3 functionality. Can listen to music, browse pictures

2500ad 的6502 编译器资料，要将扩展名改为arj，不是中文的-2500ad the 6502 compiler, the expansion should be changed arj, is not Chinese

研究了一种基于嵌入式系统和超声波测距系统的设计方案。应用移植嵌入式操作系统并给出障碍物检测优化方法，并且根据超声波测距的工作原对障碍物进行距离测量。实验结果表明，该系统在自然盲道情况下达到了处理实时性和判断的准确性要求，可较好地服务于盲人的独立出行。