ddbtopcb

超再生遥控-遥控步进电机正反转AB的程序(Superregeneration Remote- remote control stepper motor program AB)

NPN silicon planar epitaxial transistor encapsulated in a SOT223 surface mounted envelope and designed primarily for use in hand-held radio equipment in the 470 MHz communications band.

51单片机数码管静态显示，计数器功能，学习如何对数据管进行操作(51 MCU digital static display, the counter function, learning how to operate the data management)

说明：  osg中的switch开关功能，可以显示场景中想要看到的节点。(osgswitch)

提取测量断面数据lisp源码，以便于断面图的绘制等工作开展( Extract measurement section data source lisp)

西电毕业论文，文章详细的阐述了直扩原理并且进行了仿真。扩展频谱技术有多种基本实现方式，本文主要介绍的是直接序列 扩频技术，特别针对二进制的 PSK调制解调技术，直接序列扩频系统的抗干 扰能力分析与直接序列扩频系统的同步方法，并进行了相关仿真分析。(Spread spectrum communications has many basic manners of implementation, this paper main introduces the direct sequence spread spectrum technology. The technology of digital signals’ modulation and demodulation, aiming at phase shift keying analyzing the capacity of resistance to anti-jamming of direct sequence spread spectrum system(DSSS) and the method of synchronization in direct sequence spread spectrum system base on the DSSS of the matlab’s simulation.)

运动控制卡的详细开发资料，可以用来驱动步进电机(Motion control card developed detailed information can be used to drive stepper motor)

direct sparse solver for linear equations

对RC500卡的读和写，假如刷卡正确的话模块上的LED灯就会亮，没有卡、卡不对、或是其他的不能识别的都不能通过(RC500 card to read and write, if correct module on the card will be light, LED lamp without card and card wrong, or other cannot identify cannot pass)

说明：  基于STC51单片机，实现dds的算法部分(Based on 51, the algorithm part of the realization of dds)