PADS电路图赏析，格式为图片的，推荐下载，新手可以做参考

用Keil　C51写的步进电机驱动程序。-Keil C51 was made with the stepper motor driver.

串口调试程序，接收FLOAT的4BYTE并解析显示，常用于单片机开发-Serial port debugger, receive FLOAT(4BYTE)and parse it to show that commonly used in MCU development

l045w型段码液晶例程（汇编语言）-l045w type of code routines LCD (assembly language)

dds 信号发生器的参考程序，，精工参考-dds reference signal generator procedures, Seiko reference

用定时器和控制端口,定时扫描,实现多种流水效果-With timer and control of ports, timing scan, to achieve a variety of water effects

8路数字电压表,有过流保护,过载保护-8-way digital voltage meter, has over-current protection, overload protection

PS2 读取键盘数具,非常好的一个软件PCB-PS2 keyboard to read a few, a very good software, PCB

AT89C4051单片机的产品手册，详细地说明了AT89C4051单片机的各项性能指标、产品结构和工作原理。-AT89C4051 microcontroller product manuals, detailed description of the AT89C4051 MCU performance, product structure and working principle.

TI MSC1210 的AD4中断处理程序!非常经典! 不可不看!-TI MSC1210 AD5 interrupt handling procedures! Very classic! Must-see!

用C8051F060开发的光功率计 由C51编写的程序-Optical Power Meter with C8051F060 development program prepared by the C51