Connecting to Pixy2 cam over USB #1
Description
I am connecting Pixy2cam to ROS. Platform is the Nvidia Jetson Nano. I have pixy2 library with libpixyusb2 built. pixy2_ros built with no errors in my catkin workspace.
Error message below when running roslaunch pixy2_ros pixy2.launch. rosrun pixy2_ros pixy2_cam also doesn't work.
process[pixy_cam-1]: started with pid [14880]
[ INFO] [1570044245.946029508]: Read Parameters
[ INFO] [1570044245.947933080]: frame_rate: 5
PixyCam::PixyCam()
void PixyCam::run()
void PixyCam::checkCamera()
runtime_error Can't get firmware version.
[pixy_cam-1] process has died [pid 14880, exit code 1, cmd /home/autonodyne-nano/catkin_ws/devel/lib/pixy2_ros/pixy2_cam image_raw:=/camera/rgb/image frame_id:=camera __name:=pixy_cam __log:=/home/autonodyne-nano/.ros/log/2022de50-e54a-11e9-9037-00044be5eaad/pixy_cam-1.log].
log file: /home/autonodyne-nano/.ros/log/2022de50-e54a-11e9-9037-00044be5eaad/pixy_cam-1*.log
[pixy_cam-1] restarting process
process[pixy_cam-1]: started with pid [14889]
[ INFO] [1570044246.554363121]: Read Parameters
[ INFO] [1570044246.556817327]: frame_rate: 5
PixyCam::PixyCam()
void PixyCam::run()
void PixyCam::checkCamera()
LIBUSB_ERROR_TIMEOUT:
libusb_bulk_write -7
LIBUSB_ERROR_TIMEOUT:
libusb_bulk_write -7
LIBUSB_ERROR_TIMEOUT:
libusb_bulk_write -7
terminate called after throwing an instance of 'std::runtime_error'
what(): Unable to connect to device.
[pixy_cam-1] process has died [pid 14889, exit code -6, cmd /home/autonodyne-nano/catkin_ws/devel/lib/pixy2_ros/pixy2_cam image_raw:=/camera/rgb/image frame_id:=camera __name:=pixy_cam __log:=/home/autonodyne-nano/.ros/log/2022de50-e54a-11e9-9037-00044be5eaad/pixy_cam-1.log].
log file: /home/autonodyne-nano/.ros/log/2022de50-e54a-11e9-9037-00044be5eaad/pixy_cam-1*.log
[pixy_cam-1] restarting process
process[pixy_cam-1]: started with pid [14905]
[ INFO] [1570044250.413405233]: Read Parameters
[ INFO] [1570044250.416999143]: frame_rate: 5
PixyCam::PixyCam()
void PixyCam::run()
void PixyCam::checkCamera()
LIBUSB_ERROR_TIMEOUT:
libusb_bulk_write -7
LIBUSB_ERROR_TIMEOUT:
libusb_bulk_write -7
^C[pixy_cam-1] killing on exit
LIBUSB_ERROR_TIMEOUT:
libusb_bulk_write -7
terminate called after throwing an instance of 'std::runtime_error'
what(): Unable to connect to device.
shutting down processing monitor...
... shutting down processing monitor complete
done