KVH Industries 1775 IMU User Manual

56-0298 Rev. B
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Page 4 of 77
Tables
TABLE 2-1: LIST OF ABBREVIATIONS AND ACRONYMS USED .................................................................................... 6
TABLE 3-1: OPERATING MODES.................................................................................................................................... 10
TABLE 4-1: ELECTRICAL INTERFACE SIGNALS ........................................................................................................... 11
TABLE 4-2: RESERVED CHARACTERS IN HUMAN-READABLE MODES .................................................................... 12
TABLE 5-1: NORMAL OPERATING MODE MESSAGE FORMAT A................................................................................ 14
TABLE 5-2: NORMAL OPERATING MODE DATA FORMAT A ........................................................................................ 14
TABLE 5-3: NORMAL OPERATING MODE MESSAGE FORMAT B................................................................................ 15
TABLE 5-4: NORMAL OPERATING MODE DATA FORMAT B ........................................................................................ 15
TABLE 5-5: NORMAL OPERATING MODE MESSAGE FORMAT C ............................................................................... 16
TABLE 5-6: NORMAL OPERATING MODE DATA FORMAT C ....................................................................................... 16
TABLE 5-7: TEMPERATURE AND MAGNETIC OUTPUT SEQUENCE (SEE DATA FORMAT C) ................................. 16
TABLE 5-8: STATUS BYTE FORMAT .............................................................................................................................. 17
TABLE 5-9: CRC FORMAT ............................................................................................................................................... 17
TABLE 5-10: BREAKDOWN OF SAMPLE OUTPUT ........................................................................................................ 18
TABLE 5-11: NORMAL MODE BIT OUTPUT ................................................................................................................... 19
TABLE 5-12: TEST RESULTS BYTE 0 ............................................................................................................................. 19
TABLE 5-13: TEST RESULTS BYTE 1 ............................................................................................................................. 19
TABLE 5-14: TEST RESULTS BYTE 2 ............................................................................................................................. 20
TABLE 5-15: TEST RESULTS BYTE 3 ............................................................................................................................. 20
TABLE 5-16: TEST RESULTS BYTE 4 ............................................................................................................................. 20
TABLE 5-17: TEST RESULTS BYTE 5 ............................................................................................................................. 20
TABLE 5-18: TEST RESULTS BYTE 6 - ?BIT,2 COMMAND ONLY................................................................................. 21
TABLE 5-19: TEST RESULTS BYTE 7 - ?BIT,2 COMMAND ONLY................................................................................. 21
TABLE 5-20: VALIDITY TEST BITS FOR EACH SENSOR .............................................................................................. 21
TABLE 5-21: BREAKDOWN OF SAMPLE BIT OUTPUT - ?BIT ....................................................................................... 22
TABLE 5-22: BREAKDOWN OF SAMPLE BIT OUTPUT - ?BIT,2 .................................................................................... 22
TABLE 7-1: SUMMARY OF COMMANDS ........................................................................................................................ 26
TABLE 8-1: 1775 IMU INTERNAL SENSOR SAMPLE RATES ........................................................................................ 36
TABLE 8-2: GSTOP GAINS .............................................................................................................................................. 41
TABLE 8-3: FILTYPE COMMANDS AND RESPONSES .................................................................................................. 41
TABLE 8-4: 1775 IMU COMMAND BEHAVIOR ................................................................................................................ 42
TABLE 9-1: CONFIGURATION OPTIONS SUMMARY .................................................................................................... 55
TABLE 9-2: MAXIMUM DATA RATES AT GIVEN BAUD RATES .................................................................................... 58
TABLE 10-1: MSYNC TIMING PARAMETERS ................................................................................................................. 60
TABLE 11-1: TOV TIMING PARAMETERS ...................................................................................................................... 64
TABLE 12-1: SIGNAL-PROCESSING SYMBOLS ............................................................................................................ 65
TABLE 12-2: FILTERING AND DOWNSAMPLING ........................................................................................................... 68
Figures
FIGURE 3-1: 1775 IMU INTERFACE BLOCK DIAGRAM ................................................................................................... 8
FIGURE 3-2: 1775 IMU WIRING DIAGRAM ....................................................................................................................... 8
FIGURE 9-1: AXIS DEFINITIONS RELATIVE TO THE UNIT ........................................................................................... 57
FIGURE 10-1: MSYNC SIGNALS ..................................................................................................................................... 60
FIGURE 11-1: TOV OUTPUT TIMING RELATIVE TO SERIAL PORT ACTIVITY ............................................................ 63
FIGURE 12-1: ICB SIGNAL-PROCESSING DIAGRAM .................................................................................................... 66
FIGURE 12-2: CHEBYSHEV RESPONSES ..................................................................................................................... 75
FIGURE 12-3: BUTTERWORTH RESPONSES ............................................................................................................... 76
FIGURE 12-4: UNIFORM AVERAGER RESPONSES ...................................................................................................... 77

KVH Industries 1775 IMU Specifications

General

Brand	KVH Industries
Model	1775 IMU
Category	Measuring Instruments
Language	English