根据以下命令结果,我的串口名为ttyUSB0:
dmesg 2545.722631 ch341 3-2:1.0:设备断开 2547.010185 usb 3-2:新的全速USB设备编号9使用xhci_hcd2547.139087 usb 3-2:新的usb设备发现,idVendor=1a86,idProduct=7523 2547.139097 USB 3-2:新的usb设备字符串: Mfr=0,Product=2,SerialNumber=0 2547.139102 usb 3-2:产品: USB2.0
笔记本电脑:MSI GE60-2PE 640XPL产出:Bus 002 Device 008: ID 1770:ff00 [16358.555738] usb 3-2: New USB device strings: Mfr=1, Product=2, SerialNumber=0[16370.52525