使用UART转USB芯片CP2110的应用示例，能获得UART发送到USB的数据-CP2110 USB chip UART transfer using the application example, can be sent to the USB UART data

HL-340系列 USB转串口线驱动,用USB转串口线HL-340-HL-340 USB-UART driver

不知道硬件能不能上传，这是usb口转串口的硬件电路图和PCB板（已经排好版，直接印刷都行，我刷了个，15200没问题），带光耦隔离，器件型号上面都有，至于驱动，直接上网搜去吧，通用。-I do not know the hardware can not upload, which is the usb port to serial port hardware schematics and PCB board (already lined version, direct printing are