catkin_make -DCATKIN_WHITELIST_PACKAGES="serial_oldx"\u6062\u590d\u7f16\u8bd1\u6240\u6709\u7684\u5305
catkin_make -DCATKIN_WHITELIST_PACKAGES=""
sudo chmod 666 /dev/ttyUSB0 %授权USB转串口
rosparam set use_sim_time true %ROS RVIZ无画面
source devel/setup.bash %ROS找不到launch
%laser SLAM
roslaunch cartographer_ros demo_backpack_2d.launch bag_filename:=${HOME}/Downloads/cartographer_paper_deutsches_museum.bag
rosbag play --clock basic_localization_stage.bag
roslaunch rplidar_ros hector_mapping_demo.launch
roslaunch rplidar_ros rplidar.launch
roslaunch rplidar_ros view_rplidar.launch
roslaunch cartographer_ros demo_backpack_2d.launch bag_filename:=${HOME}/Downloads/cartographer_paper_deutsches_museum.bag
roslaunch cartographer_ros demo_revo_lds1.launch
#google slam
roslaunch cartographer_ros demo_revo_lds1.launch
roslaunch rplidar_ros hector_mapping_demo1.launch
cat /sys/class/thermal/thermal_zone0/temp
sudo cat /sys/devices/system/cpu/cpu2/cpufreq/cpuinfo_cur_freq
#PTAM
roslaunch ptam ptam1.launch
roslaunch aruco_mapping aruco_mapping1.launch
[rplidarNode-1] escalating to SIGTERM
ttyAMA0
sudo date --s="-09-4 14:0:01" #force set time
ifconfig #check ip
hostname #check hostname
lsusb
df -h
pkg-config --modversion opencv
sudo nano /etc/rc.local
ps -ef |grep MF #check the auto run task
sudo kill 599
uv4l --driver raspicam --auto-video_nr --width 640 --height 480 --encoding mjpeg
source devel/setup.bash #run before ros launch
rosrun rqt_graph rqt_graph #查看ROS 节点图
rostopic list -v #打印topic
rostopic echo tf #topic数据结构
rostopic type tf
rosmsg show tf2_msgs/TFMessage %打印Topic数据
rosdep install --from-paths src --ignore-src
roscreate-pkg camera_cv std_msgs rospy roscpp
catkin_create_pkg camera_cv roscpp std_msgs cv_bridge image_transport sensor_msgs
rosrun serial_oldx uart
roslaunch aprilslam slam2.launch
roslaunch usb_cam usb_cam-test320.launch
rosrun image_view image_view image:=/usb_cam/image_rect
rosrun camera_calibration cameracalibrator.py --size 8x6 --square 0.015 image:=/usb_cam/image_rect camera:=/usb_cam
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