Watson Industries, Inc.
DMS-EGP02 Rev A 03/28/2008
18
Appendix A
The following outputs are available via the RS-232 serial link. Their full scale ranges are listed for both decimal and
binary format.
Inertial Output
Full Scale Decimal
Full Scale Binary
Time Since Reset
65,535 seconds
16,383 seconds
Bank Angle
±179.9º
±180º
Elevation Angle
±89.9º
±180º
Heading Angle
0.0 to 359.9º
±180º
X Accelerometer
±9.99 G
±10 G
Y Accelerometer
±9.99 G
±10 G
Z Accelerometer
±9.99 G
±10 G
Forward Acceleration
±9.99 G
±10 G
Lateral Acceleration
±9.99 G
±10 G
Vertical Acceleration
±9.99 G
±10 G
X Angular Rate
±99.9 º/s
±200 º/s
Y Angular Rate
±99.9 º/s
±200 º/s
Z Angular Rate
±99.9 º/s
±200 º/s
Heading Rate
±99.9 º/s
±200 º/s
Corrected Bank Pendulum (simulated)
±179.9º
±180º
Corrected Elevation Pendulum (simulated)
±89.9º
±180º
User Channel 1
±9.99 VDC
±10 VDC
User Channel 2
±9.99 VDC
±10 VDC
User Channel 3
±9.99 VDC
±10 VDC
User Channel 4
±9.99 VDC
±10 VDC
Forward Velocity
±399.9 Km/hr
±400 Km/hr
Temperature
-40º to 88ºC
-40º to 88ºC (7 bit)
Status Bits
1 byte
1 byte
Flag Bits
1 byte
1 byte
The Status Bits contain the following information:
Bit
Description (If Set)
0
Bank Error Flag
1
Elevation Error Flag
2
Heading Error Flag
3
System Error Flag
4
Velocity Error Flag
5
Ready Flag
6
Checksum Error Flag
The Flag Bits contains the following information:
Bit
Description (If Set)
0
GPS ground track heading data loss
1
GPS ground track velocity data loss
2
GPS true heading data loss
3
Reference Command selected
4
GPS enabled
5
Free Mode selected
6
Logic Input Switches disabled
