AVR PWM程序 UART串口

1）能够输出锯齿波，三角波，正弦波，脉冲波. （2）能根据键盘命令进行波形之间的切换. （3）能对输出的波形频率进行调节。 -1) can output sawtooth, triangle wave, sine wave, pulse wave. (2) according to the keyboard command to switch between waveforms. (3) can adjust the output waveform frequency.

苏州S12学习资料光盘的C语言部分。这本书对DG128的实验。-Suzhou S12 CD-ROM learning materials part of the C language. This book DG128 experiment.

背光控制，使用PWM方式控制背光亮度的无级调节。-Backlight control, the use of PWM control of backlight brightness adjustment stepless.

步 进电 机控 制 程 序-STEP MORER PROG GOOD PROGMER

有了操作系统、TCP/IP协议栈、文件系统，再加上GUI就比较全面了。这是嵌入式系统mingui的移植代码-With the operating system, TCP/IP protocol stack, file system, coupled with the GUI is more comprehensive. This is the embedded system code mingui transplant

基于arm的linux操作系统的minGUI图形库，是较好的GUI，比QT要简洁，代码的集成度高，是很好的参考程序-based on the Linux operating system arm of minGUI graphics library, the GUI is better than QT to be concise, code integration, is a good reference program

通过PIC16F877主控芯片操作ISD1760语音芯片，可以通过手动录音以后实现录音地址的提取。地址计算方法包含在注释中，音质好，可以满足大部分的需求。-PIC16F877 chip operations through the Master ISD1760 voice chip, can be achieved by manually recording after the recording address of the extract. Address calculation method is included in the notes, the sound quality is good, to meet the needs of the majority.

psp ereader 2 新版ereader 由C++重新编写-psp ereader 2 new ereader by C++ rewrite

密码锁，能够进行改密码，正确时有灯显示，错误时也有提示-Password lock password can be changed

应用背景QT5版本以上的版本，用于对指定的视频进行播放，但是没有对所有的视频格式都支持，可以移植到相应的嵌入式系统进行跑程序关键技术用QT5版本以上的QMovie类对指定的视频进行采集和播放，大家可以去参考qt5版本的使用文档，里面详细介绍了这个类可以播放的视频格式类型和使用方法