USB port 고정

1. ls /dev/ttyUSB*

2. lsusb

• 10c4:ea60(CP2102)

• 1a86:7523(1a86:7523)

ex)
unicon@unicon-desktop:~/nav_ws$ lsusb
Bus 002 Device 002: ID 0bda:0489 Realtek Semiconductor Corp. 4-Port USB 3.0 Hub
Bus 002 Device 001: ID 1d6b:0003 Linux Foundation 3.0 root hub
Bus 001 Device 003: ID 13d3:3549 IMC Networks Bluetooth Radio
Bus 001 Device 005: ID 10c4:ea60 Silicon Labs CP210x UART Bridge
Bus 001 Device 002: ID 0bda:5489 Realtek Semiconductor Corp. 4-Port USB 2.0 Hub
Bus 001 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub

3. udevadm info -a /dev/ttyUSB0 | grep "{serial}"

unicon@unicon-desktop:~/nav_ws$ udevadm info -a /dev/ttyUSB0 | grep "{serial}"
ATTRS{serial}=="0001"
ATTRS{serial}=="3610000.usb"

4. cd /etc/udev/rules.d

5. sudo gedit 99_usb.rules

SUBSYSTEM=="tty", \
ATTRS{idVendor}=="10c4", \
ATTRS{idProduct}=="ea60", \
ATTRS{serial}=="0001", \
SYMLINK+="imu"

6. sudo service udev restart

7. port를 빼고 꼽음