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Inertial Labs INS-P User Manual

Inertial Labs INS-P
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INS
GUI User’s Manual
Inertial Labs, Inc
TM
Address: 39959 Catoctin Ridge Street, Paeonian Springs, VA 20129 U.S.A.
Tel: +1 (703) 880-4222, Fax: +1 (703) 935-8377 Website: www.inertiallabs.com
185
Since INS firmware version 2.6.2.0 user can choose extended block of the
initial alignment data in “Device options” menu item, “IMU” tab, “Extended
initial alignment data” check-box (see Fig. 4.2). In such case the first 128
bytes of the *.bin file are extended form of results of the INS initial alignment,
see Table C.2.
Table C.2 Structure of the first 128 bytes of *.bin file at extended block of initial
alignment data
Byte
Parameter
Format
Length
Note
0-11
Gyros bias
float
3*4
3 numbers in ADC codes
12-23
Average acceleration
float
3*4
3 numbers in ADC codes
24-35
Average magn. field
float
3*4
3 numbers in ADC codes
36-39
Initial Heading
float
4
degrees
40-43
Initial Roll
float
4
degrees
44-47
Initial Pitch
float
4
degrees
48-49
USW (see Appendix D)
word
2
0 successful initial alignment
0 unsuccessful
50-53
Pressure sensor
temperature, UT_sr
long
4
in ADC codes
54-57
Pressure data, UP_sr
long
4
in ADC codes
58-75
Temperatures in 3
gyros, 3 accelerome-
ters, 3 magnetometers
sword
9*2
in ADC codes
76-83
Latitude
double
8
degrees
84-91
Longitude
double
8
degrees
92-99
Altitude
double
8
m
100-103
Velocity V_east
float
4
m/s
104-107
Velocity V_north
float
4
m/s
108-111
Velocity V_up
float
4
m/s
112-119
Gravity, G_true
double
8
m/s
2
120-123
Reserved1
float
4
124-127
Reserved2
float
4
It is recommended to choose the extended block of the initial alignment data
which contains more information about results of initial alignment procedure.
Short block is kept more for compatibility with older versions of INS firmware
and INS GUI.
All the next data in the *.bin file are blocks of the INS output data written at
INS operation with set data rate. Each data block has structure according to
the chosen output format “INS OPVT, “INS QPVT, “INS OPVT2A”, “INS
OPVT2AW”, “INS OPVT2AHR”, “INS OPVTAD”, “INS Sensors Data”, “INS

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Inertial Labs INS-P Specifications

General IconGeneral
BrandInertial Labs
ModelINS-P
CategoryCar Navigation system
LanguageEnglish