实现一个基于8051单片机控制的4相步进电机系统 ，由单片机产生正确的驱动脉冲信号。...

PIC18（现在PIC18的下载资源太少了）的马达速度测试程序。-PIC18 (download now PIC18 too few resources) and motor speed test program.

用GSM手机控制报警器，报警器触发时可发送信息通知，并控制解防/设防。-GSM mobile phone control with alarm, triggered when the alarm notification can be sent information and control solution of anti-/ security.

430学习书籍,好东西,希望大家下载-430 learning books, good things, I hope everyone downloads

SPWM三相波形发生器，可应用于SA4828芯片的应用-SPWM three-phase waveform generator can be used SA4828 chip Application

由3926个源代码，包括8051/8096/8099/8048单片机汇编工具、 汇编语言、摩托罗拉m68HC11、m680x0系列汇编语言、inter8051单 片机汇编语言、dos未公开的秘密、windows进程控制、图形编程、 创新32位声开发、视频实例等众多内容，内容十分的丰富，绝对是 汇编语言的知识宝库！-by 3926 source code, including SCM 8051/8096/8099/8048 compilation tools, assembly language, Motorola m68HC11, m680x0 series of assembly language, assembly language inter8051 SCM, dos not an open secret, process control windows, graphical programming, innovative 32 Sound development, and many other examples of video content, which is very rich, is absolutely assembly language reservoir of knowledge!

显示驱动芯片HT1621的C51底层程序-display driver chip HT1621 the bottom procedures C51

zlg7290的一个开发源文件，用于单片机与数码管之间的驱动-zlg7290 development of a source file for the single-chip digital control and drive between the

介绍了如何设计射频电路中的S参数，资料非常详细，有例子，不过是英文版的-Describes how to design RF circuits in the S parameter, information is very detailed, has examples, but the English version of

ht1621驱动C语言版本,基本是一个通用的版本-ht1621 driver C language version of the basic version is a generic

c5131-usb-kbd-stand-alone-1_0_1