Operation Manual
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8.1 Beacon HW v4.9 external interface 4x4 pinout top view ............................................................... 81
8.2 Modem HW v4.9 external interface pinout top view ...................................................................... 82
9. Advanced system settings and optimization .......................................................................................... 83
9.1 How to place beacons ................................................................................................................... 84
9.2 Using Oscilloscope ........................................................................................................................ 85
9.3 Proper ultrasonic signal detection.................................................................................................. 86
9.4 Using hedgehog.log file ................................................................................................................. 87
9.5 System accuracy evaluation .......................................................................................................... 88
9.6 Calibration of the accelerometer .................................................................................................... 89
9.7 Title reserved ................................................................................................................................. 91
9.8 Settings to obtain correct north direction ....................................................................................... 92
9.9 Communication of Pixhawk with Marvelmind mobile beacon ........................................................ 93
9.10 Sending path to robot .................................................................................................................... 94
9.11 Proper ultrasonic coverage ............................................................................................................ 96
9.12 Sensors settings: example for 2D and mobile beacon .................................................................. 98
9.13 Powering beacons ......................................................................................................................... 99
10. Frequently Asked Questions ........................................................................................................ 100
11. Troubleshooting ........................................................................................................................... 102
12. Contacts ....................................................................................................................................... 103