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KVH Industries 1775 IMU User Manual

KVH Industries 1775 IMU
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56-0298 Rev. B
This document contains proprietary information of KVH Industries, Inc. and neither this document nor said proprietary information shall be
published, reproduced, copied, disclosed, or used for any purpose without the express written permission of a duly authorized KVH
representative.
Page 22 of 77
5.3.1 Sample BIT Output
A sample BIT output string follows. In this example, the gyro X Flash and gyro X SLD (light,
source) Temperature tests have failed BIT. Spaces are shown for ease of reading and the
ASCII text values displayed would be replaced with the hexadecimal values they represent.
(See Table 5-21 for a detailed description of the string.)
FE 81 00 AA 77 7F 7B 7F 7F 7F 1E
Table 5-21: Breakdown of Sample BIT Output - ?bit
Item
Hex Data
Interpreted Data
Header
0xFE8100AA
N/A
BIT 0
0x77
Gyro X Flash Failed
BIT 1
0x7F
All good
BIT 2
0x7B
Gyro X FOG Temperature Failed
BIT 3
0x7F
All good
BIT 4
0x7F
All good
BIT 5
0x7F
All good
Checksum
0x1E
N/A
5.3.2 Sample BIT,2 Output
A sample BIT output string follows. In this example, the magnetic sensor operating limits (bias)
exceeds calibrated limits. In addition, the gyro Y Voltage detected a voltage that is outside
accepted ranges. Spaces are shown for ease of reading and the ASCII text values displayed
would be replaced with the hexadecimal values they represent. (See Table 5-22 for a detailed
description of the string.)
FE 81 00 AB 7F 7F 7F 7F 7F 7F 37 7F DA
Table 5-22: Breakdown of Sample BIT Output - ?bit,2
Item
Hex Data
Interpreted Data
Header
0xFE8100AB
N/A
BIT 0
0x7F
All good
BIT 1
0x7F
All good
BIT 2
0x7F
All good
BIT 3
0x7F
All good
BIT 4
0x7F
All good
BIT 5
0x7F
All good
BIT 6
0x37
SR MAG Offset Failed
GCB Y Volts Failed
BIT 7
0x7F
All good
Checksum
0xDA
N/A

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KVH Industries 1775 IMU Specifications

General IconGeneral
BrandKVH Industries
Model1775 IMU
CategoryMeasuring Instruments
LanguageEnglish