i have a simcom module.
when connect this module create ttyUSB0, ttyUSB1, ttyUSB2, ttyUSB3, ttyUSB4.
and when diconnect module remove ttyUSB0, ttyUSB1, ttyUSB2, ttyUSB3, ttyUSB4 from "/dev/".
when turn off friendlyarm and connect module then turn on friendlyarm this module not work and must disconnect and connect to work.
now i want to change defualt usb-serial port numbers to start from 10 -> etc ttyUSB10, ttyUSB11, ttyUSB12, ttyUSB13
to not conflit with this module.

http://mt-system.ru/sites/default/files ... driver.pdf

please help me.