WeChangeTech USB/Uart IMU modul ROS package
Step1: clone this package to your workspace/src fold
Step2: catkin_make your workspace
Step3: roscd sensor_imu/script/
Step4: sudo ./udev.sh
Step5: connect IMU device to your PC via USB cable
Step6: roslaunch sensor_imu sensor_imu.launch
Now you can get /imu and /mag topic
Note:Step 1~4 need do only once when you install this package
Change NOTE: add imu data mode switch,default is gravity mode,launch use roslaunch sensor_imu sensor_imu.launch gravity:=false can out put none gravity imu data(z,y,z line accel is zero when static or constant speed)