步进电机的工作原理，实现正转及逆转的方法

数字示波器全部的原理图以及PCB图，一共包括多个文件，希望大家喜欢-Digital oscilloscope, as well as all of the PCB schematic diagram, including a total of more than one file, I hope you like

单片机的系统的开发中对初学者，有很大的帮助，特别是在电子竞赛中应用。-SCM system development for beginners, will be very helpful, especially in the application of electronic competition.

C8051F350单片机24位AD采样程序。-C8051F350 single-chip 24-bit AD sampling procedures.

经典的电子数码时钟程序，拥有最简单的外围（共阳数码管），且时间误差极小！-Classic digital clock procedures, have the most simple and the external (total yang digital tube), and the time a very small error!

我改了一部分别人的USB,原来的不方便看逻辑，改了后逻辑清楚一些-I changed a part of other people s USB, not convenient to see the original logic, logic clearly changed after some

此为继电器功能测试电路图DDB文件。对应源码为Relay_Function_Tester. keil c51 编写。-This is the relay circuit functional testing DDB file. The corresponding source code for Relay_Function_Tester. Keil c51 prepared.

用8051实现的PS2协议的PC键盘，有详细注释-8051 with the realization of the agreement PS2 PC keyboard, a detailed Notes

此程序为自行车计附带产品．可以计里程，计速度．清零等功能．采用霍尔传感器传输信号，单片机采用中断扫描．然后用数组的形式在LED上显示．-procedure for bicycles or spin-off products. Total mileage can be up speed. Reset function. Hall sensor used for signal transmission interrupt SCM scan. Then in the form of an array of LED show.

基于AVR单片机mega8的电表的C程序（第三部分，接收数据分析并回答）-Based on the AVR Microcontroller mega8 meter C-program (Part III, to receive data analysis and answers)

汉字字库的点阵提取程序,可以转成h格式与0x格式-Chinese characters of the dot-matrix extraction procedures, can be transformed to the format with the 0x format h