T265摄像头插着开机后，需要重新插拔才能正常启动

引言：在实际应用中，发现按章了realsense2_camera驱动后，仍然出现找不到T265设备的问题。这里问题主要是两个，一个是版本不能太高，控制在2.50.0以下，另一个就是需要自己添加USB绑定才行。

步骤一、到USB规则绑定目录下，并且新建文件

cd /
cd etc/udev/rules.d/
sudo gedit 99-realsense-libusb.rules

步骤二、添加绑定规则内容如下

99-realsense-libusb.rules

##Version=1.1##
# Device rules for Intel RealSense devices (R200, F200, SR300 LR200, ZR300, D400, L500, T200)
SUBSYSTEMS=="usb", ATTRS{idVendor}=="8086", ATTRS{idProduct}=="0a80", MODE:="0666", GROUP:="plugdev", RUN+="/usr/local/bin/usb-R200-in_udev"
SUBSYSTEMS=="usb", ATTRS{idVendor}=="8086", ATTRS{idProduct}=="0a66", MODE:="0666", GROUP:="plugdev"
SUBSYSTEMS=="usb", ATTRS{idVendor}=="8086", ATTRS{idProduct}=="0aa3", MODE:="0666", GROUP:="plugdev"
SUBSYSTEMS=="usb", ATTRS{idVendor}=="8086", ATTRS{idProduct}=="0aa2", MODE:="0666", GROUP:="plugdev"
SUBSYSTEMS=="usb", ATTRS{idVendor}=="8086", ATTRS{idProduct}=="0aa5", MODE:="0666", GROUP:="plugdev"
SUBSYSTEMS=="usb", ATTRS{idVendor}=="8086", ATTRS{idProduct}=="0abf", MODE:="0666", GROUP:="plugdev"
SUBSYSTEMS=="usb", ATTRS{idVendor}=="8086", ATTRS{idProduct}=="0acb", MODE:="0666", GROUP:="plugdev"
SUBSYSTEMS=="usb", ATTRS{idVendor}=="8086", ATTRS{idProduct}=="0ad0", MODE:="0666", GROUP:="plugdev"
SUBSYSTEMS=="usb", ATTRS{idVendor}=="8086", ATTRS{idProduct}=="04b4", MODE:="0666", GROUP:="plugdev"
SUBSYSTEMS=="usb", ATTRS{idVendor}=="8086", ATTRS{idProduct}=="0ad1", MODE:="0666", GROUP:="plugdev"
SUBSYSTEMS=="usb", ATTRS{idVendor}=="8086", ATTRS{idProduct}=="0ad2", MODE:="0666", GROUP:="plugdev"
SUBSYSTEMS=="usb", ATTRS{idVendor}=="8086", ATTRS{idProduct}=="0ad3", MODE:="0666", GROUP:="plugdev"
SUBSYSTEMS=="usb", ATTRS{idVendor}=="8086", ATTRS{idProduct}=="0ad4", MODE:="0666", GROUP:="plugdev"
SUBSYSTEMS=="usb", ATTRS{idVendor}=="8086", ATTRS{idProduct}=="0ad5", MODE:="0666", GROUP:="plugdev"
SUBSYSTEMS=="usb", ATTRS{idVendor}=="8086", ATTRS{idProduct}=="0ad6", MODE:="0666", GROUP:="plugdev"
SUBSYSTEMS=="usb", ATTRS{idVendor}=="8086", ATTRS{idProduct}=="0af2", MODE:="0666", GROUP:="plugdev"
SUBSYSTEMS=="usb", ATTRS{idVendor}=="8086", ATTRS{idProduct}=="0af6", MODE:="0666", GROUP:="plugdev"
SUBSYSTEMS=="usb", ATTRS{idVendor}=="8086", ATTRS{idProduct}=="0afe", MODE:="0666", GROUP:="plugdev"
SUBSYSTEMS=="usb", ATTRS{idVendor}=="8086", ATTRS{idProduct}=="0aff", MODE:="0666", GROUP:="plugdev"
SUBSYSTEMS=="usb", ATTRS{idVendor}=="8086", ATTRS{idProduct}=="0b00", MODE:="0666", GROUP:="plugdev"
SUBSYSTEMS=="usb", ATTRS{idVendor}=="8086", ATTRS{idProduct}=="0b01", MODE:="0666", GROUP:="plugdev"
SUBSYSTEMS=="usb", ATTRS{idVendor}=="8086", ATTRS{idProduct}=="0b03", MODE:="0666", GROUP:="plugdev"
SUBSYSTEMS=="usb", ATTRS{idVendor}=="8086", ATTRS{idProduct}=="0b07", MODE:="0666", GROUP:="plugdev"
SUBSYSTEMS=="usb", ATTRS{idVendor}=="8086", ATTRS{idProduct}=="0b0c", MODE:="0666", GROUP:="plugdev"
SUBSYSTEMS=="usb", ATTRS{idVendor}=="8086", ATTRS{idProduct}=="0b0d", MODE:="0666", GROUP:="plugdev"
SUBSYSTEMS=="usb", ATTRS{idVendor}=="8086", ATTRS{idProduct}=="0b3a", MODE:="0666", GROUP:="plugdev"
SUBSYSTEMS=="usb", ATTRS{idVendor}=="8086", ATTRS{idProduct}=="0b3d", MODE:="0666", GROUP:="plugdev"
SUBSYSTEMS=="usb", ATTRS{idVendor}=="8086", ATTRS{idProduct}=="0b48", MODE:="0666", GROUP:="plugdev"
SUBSYSTEMS=="usb", ATTRS{idVendor}=="8086", ATTRS{idProduct}=="0b49", MODE:="0666", GROUP:="plugdev"
SUBSYSTEMS=="usb", ATTRS{idVendor}=="8086", ATTRS{idProduct}=="0b4b", MODE:="0666", GROUP:="plugdev"
SUBSYSTEMS=="usb", ATTRS{idVendor}=="8086", ATTRS{idProduct}=="0b4d", MODE:="0666", GROUP:="plugdev"
SUBSYSTEMS=="usb", ATTRS{idVendor}=="8086", ATTRS{idProduct}=="0b52", MODE:="0666", GROUP:="plugdev"
SUBSYSTEMS=="usb", ATTRS{idVendor}=="8086", ATTRS{idProduct}=="0b5b", MODE:="0666", GROUP:="plugdev"
SUBSYSTEMS=="usb", ATTRS{idVendor}=="8086", ATTRS{idProduct}=="0b5c", MODE:="0666", GROUP:="plugdev"
SUBSYSTEMS=="usb", ATTRS{idVendor}=="8086", ATTRS{idProduct}=="0b64", MODE:="0666", GROUP:="plugdev"
SUBSYSTEMS=="usb", ATTRS{idVendor}=="8086", ATTRS{idProduct}=="0b68", MODE:="0666", GROUP:="plugdev"

# Intel RealSense recovery devices (DFU)
SUBSYSTEMS=="usb", ATTRS{idVendor}=="8086", ATTRS{idProduct}=="0ab3", MODE:="0666", GROUP:="plugdev"
SUBSYSTEMS=="usb", ATTRS{idVendor}=="8086", ATTRS{idProduct}=="0adb", MODE:="0666", GROUP:="plugdev"
SUBSYSTEMS=="usb", ATTRS{idVendor}=="8086", ATTRS{idProduct}=="0adc", MODE:="0666", GROUP:="plugdev"
SUBSYSTEMS=="usb", ATTRS{idVendor}=="8086", ATTRS{idProduct}=="0b55", MODE:="0666", GROUP:="plugdev"

# Intel RealSense devices (Movidius, T265)
SUBSYSTEMS=="usb", ENV{DEVTYPE}=="usb_device", ATTRS{idVendor}=="8087", ATTRS{idProduct}=="0af3", MODE="0666", GROUP="plugdev"
SUBSYSTEMS=="usb", ENV{DEVTYPE}=="usb_device", ATTRS{idVendor}=="8087", ATTRS{idProduct}=="0b37", MODE="0666", GROUP="plugdev"
SUBSYSTEMS=="usb", ENV{DEVTYPE}=="usb_device", ATTRS{idVendor}=="03e7", ATTRS{idProduct}=="2150", MODE="0666", GROUP="plugdev"

KERNEL=="iio*", ATTRS{idVendor}=="8086", ATTRS{idProduct}=="0ad5", MODE:="0777", GROUP:="plugdev", RUN+="/bin/sh -c 'chmod -R 0777 /sys/%p'"
DRIVER=="hid_sensor_custom", ATTRS{idVendor}=="8086", ATTRS{idProduct}=="0ad5", RUN+="/bin/sh -c 'chmod -R 0777 /sys/%p && chmod 0777 /dev/%k'"
KERNEL=="iio*", ATTRS{idVendor}=="8086", ATTRS{idProduct}=="0af2", MODE:="0777", GROUP:="plugdev", RUN+="/bin/sh -c 'chmod -R 0777 /sys/%p'"
DRIVER=="hid_sensor*", ATTRS{idVendor}=="8086", ATTRS{idProduct}=="0af2", RUN+="/bin/sh -c 'chmod -R 0777 /sys/%p && chmod 0777 /dev/%k'"
KERNEL=="iio*", ATTRS{idVendor}=="8086", ATTRS{idProduct}=="0afe", MODE:="0777", GROUP:="plugdev", RUN+="/bin/sh -c 'chmod -R 0777 /sys/%p'"
DRIVER=="hid_sensor_custom", ATTRS{idVendor}=="8086", ATTRS{idProduct}=="0afe", RUN+="/bin/sh -c 'chmod -R 0777 /sys/%p && chmod 0777 /dev/%k'"
KERNEL=="iio*", ATTRS{idVendor}=="8086", ATTRS{idProduct}=="0aff", MODE:="0777", GROUP:="plugdev", RUN+="/bin/sh -c 'chmod -R 0777 /sys/%p'"
DRIVER=="hid_sensor_custom", ATTRS{idVendor}=="8086", ATTRS{idProduct}=="0aff", RUN+="/bin/sh -c 'chmod -R 0777 /sys/%p && chmod 0777 /dev/%k'"
KERNEL=="iio*", ATTRS{idVendor}=="8086", ATTRS{idProduct}=="0b00", MODE:="0777", GROUP:="plugdev", RUN+="/bin/sh -c 'chmod -R 0777 /sys/%p'"
DRIVER=="hid_sensor_custom", ATTRS{idVendor}=="8086", ATTRS{idProduct}=="0b00", RUN+="/bin/sh -c 'chmod -R 0777 /sys/%p && chmod 0777 /dev/%k'"
KERNEL=="iio*", ATTRS{idVendor}=="8086", ATTRS{idProduct}=="0b01", MODE:="0777", GROUP:="plugdev", RUN+="/bin/sh -c 'chmod -R 0777 /sys/%p'"
DRIVER=="hid_sensor_custom", ATTRS{idVendor}=="8086", ATTRS{idProduct}=="0b01", RUN+="/bin/sh -c 'chmod -R 0777 /sys/%p && chmod 0777 /dev/%k'"
KERNEL=="iio*", ATTRS{idVendor}=="8086", ATTRS{idProduct}=="0b3a", MODE:="0777", GROUP:="plugdev", RUN+="/bin/sh -c 'chmod -R 0777 /sys/%p'"
DRIVER=="hid_sensor*", ATTRS{idVendor}=="8086", ATTRS{idProduct}=="0b3a", RUN+="/bin/sh -c ' chmod -R 0777 /sys/%p && chmod 0777 /dev/%k'"
KERNEL=="iio*", ATTRS{idVendor}=="8086", ATTRS{idProduct}=="0b3d", MODE:="0777", GROUP:="plugdev", RUN+="/bin/sh -c 'chmod -R 0777 /sys/%p'"
DRIVER=="hid_sensor*", ATTRS{idVendor}=="8086", ATTRS{idProduct}=="0b3d", RUN+="/bin/sh -c ' chmod -R 0777 /sys/%p && chmod 0777 /dev/%k'"
KERNEL=="iio*", ATTRS{idVendor}=="8086", ATTRS{idProduct}=="0b4b", MODE:="0777", GROUP:="plugdev", RUN+="/bin/sh -c 'chmod -R 0777 /sys/%p'"
DRIVER=="hid_sensor*", ATTRS{idVendor}=="8086", ATTRS{idProduct}=="0b4b", RUN+="/bin/sh -c ' chmod -R 0777 /sys/%p && chmod 0777 /dev/%k'"
KERNEL=="iio*", ATTRS{idVendor}=="8086", ATTRS{idProduct}=="0b4d", MODE:="0777", GROUP:="plugdev", RUN+="/bin/sh -c 'chmod -R 0777 /sys/%p'"
DRIVER=="hid_sensor*", ATTRS{idVendor}=="8086", ATTRS{idProduct}=="0b4d", RUN+="/bin/sh -c ' chmod -R 0777 /sys/%p && chmod 0777 /dev/%k'"
KERNEL=="iio*", ATTRS{idVendor}=="8086", ATTRS{idProduct}=="0b5b", MODE:="0777", GROUP:="plugdev", RUN+="/bin/sh -c 'chmod -R 0777 /sys/%p'"
DRIVER=="hid_sensor*", ATTRS{idVendor}=="8086", ATTRS{idProduct}=="0b5b", RUN+="/bin/sh -c ' chmod -R 0777 /sys/%p && chmod 0777 /dev/%k'"
KERNEL=="iio*", ATTRS{idVendor}=="8086", ATTRS{idProduct}=="0b5c", MODE:="0777", GROUP:="plugdev", RUN+="/bin/sh -c 'chmod -R 0777 /sys/%p'"
DRIVER=="hid_sensor*", ATTRS{idVendor}=="8086", ATTRS{idProduct}=="0b5c", RUN+="/bin/sh -c ' chmod -R 0777 /sys/%p && chmod 0777 /dev/%k'"
KERNEL=="iio*", ATTRS{idVendor}=="8086", ATTRS{idProduct}=="0b64", MODE:="0777", GROUP:="plugdev", RUN+="/bin/sh -c 'chmod -R 0777 /sys/%p'"
DRIVER=="hid_sensor*", ATTRS{idVendor}=="8086", ATTRS{idProduct}=="0b64", RUN+="/bin/sh -c ' chmod -R 0777 /sys/%p && chmod 0777 /dev/%k'"
KERNEL=="iio*", ATTRS{idVendor}=="8086", ATTRS{idProduct}=="0b68", MODE:="0777", GROUP:="plugdev", RUN+="/bin/sh -c 'chmod -R 0777 /sys/%p'"
DRIVER=="hid_sensor*", ATTRS{idVendor}=="8086", ATTRS{idProduct}=="0b68", RUN+="/bin/sh -c ' chmod -R 0777 /sys/%p && chmod 0777 /dev/%k'"

# For products with motion_module, if (kernels is 4.15 and up) and (device name is "accel_3d") wait, in another process, until (enable flag is set to 1 or 200 mSec passed) and then set it to 0.
KERNEL=="iio*", ATTRS{idVendor}=="8086", ATTRS{idProduct}=="0ad5|0afe|0aff|0b00|0b01|0b3a|0b3d|0b64|0b68", RUN+="/bin/sh -c '(major=`uname -r | cut -d \".\" -f1` && minor=`uname -r | cut -d \".\" -f2` && (([ $major -eq 4 ] && [ $minor -ge 15 ]) || [ $major -ge 5 ])) && (enamefile=/sys/%p/name && [ `cat $enamefile` = \"accel_3d\" ]) && enfile=/sys/%p/buffer/enable && echo \"COUNTER=0; while [ \$COUNTER -lt 20 ] && grep -q 0 $enfile; do sleep 0.01; COUNTER=\$((COUNTER+1)); done && echo 0 > $enfile\" | at now'"

步骤三、开机重启即可