[ 4192.300959] ftdi_sio ttyUSB0: FTDI USB Serial Device converter now disconnected from ttyUSB0
[ 4192.300979] ftdi_sio 1-3:1.0: device disconnected
[ 4195.944541] usb 1-3: new full-speed USB device number 7 using xhci_hcd
[ 4196.078638] usb 1-3: New USB device found, idVendor=0403, idProduct=6001
[ 4196.078644] usb 1-3: New USB device strings: Mfr=1, Product=2, SerialNumber=3
[ 4196.078647] usb 1-3: Product: FT232R USB UART
[ 4196.078649] usb 1-3: Manufacturer: FTDI
[ 4196.078651] usb 1-3: SerialNumber: A703FZBC
[ 4196.081420] ftdi_sio 1-3:1.0: FTDI USB Serial Device converter detected
[ 4196.081474] usb 1-3: Detected FT232RL
[ 4196.081806] usb 1-3: FTDI USB Serial Device converter now attached to ttyUSB0

[ 4196.081474] usb 1-3: Detected FT232RL
[ 4196.081806] usb 1-3: FTDI USB Serial Device converter now attached to ttyUSB0
[ 4233.976566] usb 1-2: new full-speed USB device number 8 using xhci_hcd
[ 4234.105337] usb 1-2: New USB device found, idVendor=1a86, idProduct=5523
[ 4234.105342] usb 1-2: New USB device strings: Mfr=0, Product=0, SerialNumber=0
[ 4234.105882] ch341 1-2:1.0: ch341-uart converter detected
[ 4234.106669] usb 1-2: ch341-uart converter now attached to ttyUSB1

screen /dev/ttyUSB0 9600 8N1

screen /dev/ttyUSB1 9600 8N1

s = serial.Serial(port='/dev/ttyATH0')
s.write('xABxCD')