# udevadm info -a -p $(udevadm info -q path -n [devicename])
# ..to generate informations
#-----------------------------------------------------------
# HW serial ports
# COM1
ACTION=="add", KERNEL=="ttyS0", SUBSYSTEM=="tty", SYMLINK+="COM1"
# OTportA
ACTION=="add", KERNEL=="ttyS1", SUBSYSTEM=="tty", SYMLINK+="OTportA"
#-----------------------------------------------------------
# USB to Serial internal
# OTportB
ACTION=="add", KERNELS=="1-2.2", SUBSYSTEMS=="usb", ATTRS{idProduct}=="2303", ATTRS{urbnum}=="20", SYMLINK+="OTportB"
# Display
ACTION=="add", KERNELS=="1-2.1", SUBSYSTEMS=="usb", ATTRS{idProduct}=="2303", ATTRS{urbnum}=="516", SYMLINK+="Display"
#-----------------------------------------------------------
# external USB devices
# GPS
ACTION=="add", KERNELS=="3-1", SUBSYSTEMS=="usb", ATTRS{idProduct}=="2303", ATTRS{urbnum}=="32", SYMLINK+="GPS"
#ACTION=="remove", KERNELS=="3-1", SUBSYSTEMS=="usb", ATTRS{idProduct}=="2303", ATTRS{urbnum}=="32", NAME="GPS"