usb_dev_audio

电力仪表测量电压，电流，有功，无功，等电力参数，用PIC和ATT7026 数码显示(Electricity meters measure voltage, current, active power, reactive power, and other electrical parameters, with the PIC and ATT7026 digital display)

利用easyx写的矩阵键盘仿真，希望可以给爱好者提供参考。(Use easyx wrote matrix keyboard emulation, hoping to provide a reference for enthusiasts.)

stm32学习 十三：RS485总线的使用 十四：TFT屏的图片，中文和字符显示(stm32 learning 13: RS485 bus use 14: TFT screen pictures, Chinese, and character)

最新版的佳能单反相机开发包，国内下载不到哦 Canon Digital EOS SDK ED-SDK v2.11 支持以下相机： EOS-1D Mark III EOS 40D EOS-1Ds Mark III EOS DIGITAL REBEL Xsi/450D/ Kiss X2 EOS DIGITAL REBEL XS/ 1000D/ KISS F EOS 50D EOS 5D Mark II EOS Kiss X3/EOS REBEL T1i /EOS 500D EOS 7D EOS-1D Mark IV EOS Kiss X4/EOS REBEL T2i /EOS 550D EOS 60D EOS Kiss X5/EOS REBEL T3i /EOS 600D EOS Kiss X50/EOS REBEL T3 /EOS 1100D EOS-1D X EOS 5D MarkIII EOS 60Da EOS 650D (The latest version of Canon SLR camera development kits, domestic not download Oh Canon Digital EOS SDK ED-SDK v2.11 supports the following cameras: EOS-1D Mark III EOS 40D EOS-1Ds Mark III EOS DIGITAL REBEL Xsi/450D/Kiss X2 EOS DIGITAL REBEL XS/1000D/KISS F EOS 50D EOS 5D Mark II EOS Kiss X3/EOS REBEL T1i/EOS 500D EOS 7D EOS-1D Mark IV EOS Kiss X4/EOS REBEL T2i/EOS 550D EOS 60D EOS Kiss X5/EOS REBEL T3i/EOS 600D EOS Kiss X50/EOS REBEL T3/EOS 1100D EOS-1D X EOS 5D MarkIII EOS 60Da EOS 650D)

STM32的USB声卡程序。内有详细的注释和文档。很好的学习资料。(STM32 USB sound card program. There are detailed notes and documentation. Good study materials.)

说明：  30章51单片机入门教程，让你轻松学会单片机，不用老师，自学也能学会(30 Chapter 51 MCU introductory tutorial, allow you to easily learn the microcontroller without the teacher, can learn to self-)

利用kinect获取原始的音频波形，得到四声道的pcm波形。(Use kinect to get the original audio waveform, get pcm waveform four channels.)

基于单片机的电阻测量系统，带vb上位机控制和显示同时还有无线发射(MCU-based resistance measurement system with vb PC control and display as well as a wireless transmitter)

lax-wendroff求前台阶超声速流动(lax-wendroff format)

配电网零序电流故障定位方法在PSCAD中的模型搭建，可以调整故障类型和短路电阻等进行故障模拟(The fault location method of zero sequence current in distribution network is built in PSCAD, which can adjust the fault type and short circuit resistance. )