jevois serial python arduino ubuntu jevois-inventor module aruco host jevois-sdk-dev programming tensorflow bug raspberry-pi communication windows opencv inventor report camera ar0135 c yolo output build green-light jevois-daemon write-your-own-module marker-detections mavlink sdcard lens objectdetect dnn usb windows-10 darknet qrcode recognition detection hardware install platform software global-shutter noir tflite custom-model jevois-inventor-windows hello-jevois binary demos sensor-model focal-length resolution freezing fan sensor power objecttracker sdk connector video linux frame green-light-on hibernate ov2640 people-detection script-from-host jevois-inventor-ubuntu18 ubuntu18 mobilenet low-frame-rate svm nodemcu frc darknetsaliency apt-get laser imu artoolkit timer gucviewer face not-recognized road-navigation navigation counting eye-tracking road cli-command wifi slow debug color gpu pointer gdb parameters