完全用verliog写的FPGA和CH372与电脑USB设备通信。可以和电脑收发数据，已经测试成功，如有疑问留言，程序可能有点乱，-Written entirely in verilog FPGA and CH372 USB devices to communicate with the computer. And computers can send and receive data, it has been tested successfully, if in doubt leave a m