This is the phase

提出了一个由AT89C52单片机控制步进电机的实例。可以通过键盘输入相关数据, 并 根据需要, 实时对步进电机工作方式进行设置, 具有实时性和交互性的特点。该系统可应用于 步进电机控制的大多数场合。实践表明, 系统性能优于传统的步进电机控制器。-Put forward a AT89C52 single-chip stepper motor control example. Through the keyboard input data, and in accordance with the needs of real-time work on the stepper motor set up, with real-time and interactive features. The system can be applied to stepper motor control of the majority of occasions. Practice shows that system performance is superior to traditional stepper motor controller.

51使用总线方式驱动ST7920的128*64测试程序-use 51 parallel port to driver LCD display in scale 128*64 testing code

模拟高频头的 驱动程序（搜台、换台等功能）-Simulation of high-frequency driver first (found Taiwan, for Taiwan, and other functions)

485端口抄表程序，通过485端口进行电表抄写-485-port meter-reading program, through the 485 meter port copying

AVR定时器功能 定时器每秒加一,0到255循环,通过数码管显示计数值-AVR timer function Timer per second, plus one, 0 to 255 cycles, through the LED display counts

仿真马路交通灯通过keilproteus进行实时调试-Simulation road traffic lights for real-time debugging keilproteus

DS1302的读写，基于MS430F149的读写，简单-DS1302 reading and writing, based on reading and writing MS430F149, simple

这是一个AVR开发板的所有必需的源码，包括原理图，PCb图以及调试用的C例程-This is an AVR development board of all the necessary source code, including schematics, PCb map and debug using the C routines

MSP430模拟串口程序，希望对大家学习430单片机有用... ... ... ...!-MSP430 analog serial procedures, and they hope to learn from U.S. 430 Singlechip useful ... ... ... ...!