pid-control

国内专业手机生产厂商PCBA验收检验标准！！！(Professional mobile phone manufacturer PCBA test)

cfx子程序，基于该子程序，用户能够方便的将子程序与CFX进行连接，解决CFX接口问题。(CFX subroutine, based on the subroutine, the user can convenient to connect subroutine provided with CFX, provided to solve CFX interface problem )

给大家介绍一个PDF操作的sdk。通过这个sdk你可以直接对PDF文件进行显示、修改、新建及打印(Debenu Quick PDF Library Guide)

tms320F28335是一款新的dsp芯片，svpwm算法的实现和以前的2812等有点不同，现在将我写的分享给大家，已经调试过了，晶振是20MHz。28335的svpwm的实现。(tms320F28335 is a new dsp chip, svpwm algorithm implementation and the previous 2812 and so a little bit different, now I write for everyone to share, debugging, and the crystal is 20MHz. 28335 svpwm implementation.)

基于STM32F4的示波器的源代码，内部含有ucos-ii操作系统。(STM32F4 based oscilloscope source code contains an internal ucos-ii operating system.)

模拟BMS，测试充电桩，经测试完好！符合《GB-T 27930-2015 电动汽车非车载传导式充电机与电池管理系统之间的通信协议》，用的USB转CAN外接模块。(Analog BMS, charging pile test, tested good! In line with the communication protocol between the GB-T 27930-2015-board electric vehicle conductive charging unit and battery management system. )

MC9S12XEP100的程序，适合中低级程序员练习(MC9S12XEP100 program, suitable for junior programmers to practice)

NTC热敏电阻计算器（B值、R25、指定温度、指定阻值均可计算，给定四个参数即可计算第五个参数）(NTC thermistors Calculator (B value, R25, specified temperature, the resistance can be specified calculation, four parameters can be calculated given the fifth parameter))

用PIC单片机实现带音乐播放的电压表,最高实现3.3V的电压测试(PIC mcu)

说明：  各位C51的爱好者能够看到我的拙作，这离不开龙 啸九天版主的支持，在此，我向他表示感谢，也相信C51BBS会越办越好！(C51 fan you can see my apology, which is inseparable from Long Xiao nine moderator support in this, I thanked him, and believe C51BBS will be better and better!)