Velodyne Acoustics HDL-32E user manual Time Stamp, Nmea Sentence

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aPPendix B

HDL-32E User’s Manual

Time Stamp:

“7c bd 9c 91” 2442968444(919cbd7c hex)usec = 2442.9sec Time stamp from the head of the hour in usec.

NMEA Sentence:

“$GPRMC, 214042, A, 3708.3087, N, 12139.5146W, 000.0, 000.0, 160311, 014.8, E, A*0C”

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Contents E R ’ S M a N U a L a N D HDL-32ECalibration and Orientation Digital Sensor Recorder DSRHDL-32E Sample Data Packets Coordinate Calculation Algorithm Sample CodePage Introduction Principles of Operation PrinciPLes of oPerationMount Base SetuPCase Contents Weather Connect Power and ComputerWiring OperateIP Address UsaGeHDL-32 MAC ID and IP address format Mac ID UsaGe GPS Receiver Option 2 Customer’s GPS Receiver External GPS Time SynchronizationGPS Receiver Option 1 Velodyne Supplied GPS Receiver Images below show the GPS receiver included with the HDL-32E Laser Timing Packet Format and Status Byte for GPS Time StampingTime Stamping Accuracy Rules Vertical angle Laser Firing SequenceFiring order SerVice and Maintenance TrouBLesHootinGProblem Resolution SPecifications Live Playback InstallAPPendix a diGitaL sensor recorder dsr CalibratePlayback of Recorded files APPendix aRotational ZoomAxis Rotation ShiftData Packet Format APPendix B HdL-32e saMPLe data PacKets APPendix B Figure B2 Positioning PacketFigure B3 Nmea Sentence Time StampEthernet Packet Example APPendix c coordinate caLcuLation aLGoritHM saMPLe code Distance Calibration APPendix d caLiBration and orientationCalibration and Orientation Laser Spot SizeAPPendix e etHernet transit tiMinG taBLe Velodyne LiDAR, Inc