test_ok

Thrown by the virtual machine when an abstract method is called.

完成数码管的计时功能。同时实现LED灯的流水变化。(Complete digital control of the timing function.)

基于PCF8591的51单片机温度监测系统，串行AD转换，程序已验证可行，显示准确，含proteus仿真文件(Based on PCF8591 51 single chip temperature monitoring system, serial AD conversion, the program has been verified feasible, accurate display, including proteus simulation file.)

说明：  基于IAR平台来开发MSP430单片机，制作四旋翼遥控器的代码。(Based on IAR platform, MSP430 MCU is developed and the code of Four-rotor remote controller is made.)

说明：  LAN8720芯片在ESP32的驱动源码(The driving source code of lan8720 chip in esp32)

用PSCAD软件编写的燃料电池发电模型，包括逆变器(Fuel cell power generation model)

永磁同步电机无传感器矢量控制方法研究及仿真(Research sensorless vector control methods and simulation of permanent magnet synchronous motors)

采用STM407实现摄像头OV2640获取图片数据，通过TCP网络上传显示。图片1024*768的时候，能实现每秒3帧左右的传输，速度还可以。直接工程文件。(The video data of the camera OV2640 is obtained by STM407, and the display is uploaded through the TCP network. Image 1024*768, can achieve about 3 frames per second transmission, the speed is still available. Direct engineering documents.)

PSCAD做的风电变流器网侧变换器，7断式svpwm调制，运行良好。(PSCAD do wind power inverter side converter, 7 broken type SVPWM modulation, work well.)

说明：  迪文DGUS屏modbus开发教程、usart3例程，通过串口3实现迪文屏与下位机的通讯(Devon DGUS screen MODBUS)