for LCUS-1 5V USB Relay Module CH340 USB Control Switch in LINUX
Baud Rate: 9600bps
Usage: ./usbser2relay.sh <path_to_tty_device> <0|1>
0: Turn the Relay ON
1: Turn the Relay OF
note: you should run the script with root permission!
Example:
# ./usbser2relay.sh /dev/ttyUSB1 0