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Page Title:
DRU Mode Change Command Message (No Data Transfer) |
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|  MIL-D-70789A (AR)
APPENDIX C
30.3 DRU Mode Change Command Messages (NO DATA TRANSFER)
**************************************************************************
30.3.1
Command: OVERRIDE ALERT
From: Prime System
To: DRU
Function:
The OVERRIDE ALERT command is sent by the Prime System/CDU to
clear overridable alert indications.
DRU Response:
STATUS DATA Message
COMMAND STRUCTURE
ERROR DET. CODE
DATA
SEQUENCE
COMMAND
FLAG(F)
FLAG(F) NUMBER(N) CODE(C)
CHARACTERS
CHARACTERS(D)
None
16 Bits
01111110
01111110
XXX
01000
*************************************************************************
30.3.2 Command: RESET DISTANCE
From:
Prime System
To: DRU
Function:
This user update command requests the DRU to reset to zero the
total accumulated distance traveled by the vehicle.
DRU Response:
STATUS DATA Message
COMMAND STRUCTURE
ERROR DET. CODE
DATA
SEQUENCE
COMMAND
CHARACTERS(E) FLAG(F)
CHARACTERS(D)
FLAG(F) NUMBER(N)
CODE(C)
16 Bits
01111110
None
01111110
XXX
00111
166
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