pmsg+erjiguan

晶振12M，定时器溢出中断每一秒触发一次，中断函数控制秒数加一，当秒数等于99时归零。秒数由两位数码管动态显示。定时器的溢出中断的暂停和继续由两个外部中断控制。外部中断按下后由其相应的中断程序使能或失能定时器溢出中断。定时器部分参考叶大鹏老师代码，外部中断代码自行编写。亲测有效。

超音频串联谐振式感应加热电源为研究对象，应用锁相环和PID 技术，采用数字信号处理器(DSP)和复杂可编程逻辑器件(CPLD)联合控制的数字化技术实现感应加热电源的频率跟踪和0°～180° 自由移相调功，为感应加热电源系统的数字化、信息化、柔性化、智能化控制提供了优质、可靠的技术基础。(Superaudio series resonant induction heating power supply as the research object, the application of PLL and PID technology, using digital signal processor (DSP) and complex programmable logic device (CPLD) to achieve frequency tracking of induction heating power supply and 0 degrees to 180 degrees of freedom PS-PWM digital technology combined control for induction heating power supply system. Digital information, flexible and intelligent control to provide high-quality and reliable technical basis.)

一个非常好的微处理器检测遥控器编码的C++ 原代码项目文件,直接可用,LED显示,成果真诚奉献-a very good microprocessor remote detection coding in C source code project documents directly available, LED Display, results sincere dedication

说明：  vscode2019快捷键说明文档大全英文版，非常好用(Vscode2019 shortcut key description document in English, very easy to use)

JGeek 是一个 J2ME 手机策略游戏。-JGeek is a J2ME mobile phone game strategy.

前后张图片部分截图幻灯片是一款通栏带上一张下一张图片部分截图的幻灯片(The front and back picture partial screenshots slide is a slide with the next picture partial screenshots on the banner.)

说明：  选择类问题优化算法，启发式仿生类优化算法(An optimization algorithm based on problems of sample selection)

说明：  酒店管理，下载解压就可以，不是源码，是已经做好的成品压缩文件(Hotel management, download and decompress, not source code, but finished product compressed file)

余发芬西

说明：  在学习非线性动力学的过程中，可以利用matlab 画分岔图(Drawing bifurcation diagram with MATLAB)