Installation Manual

THALES Communications
OIM
AHV1600-SYSTEM
Page 108
July 16/09
Height data field:
Bits<29..13>Height value
Height range from 0 ft up to + 5500 ft
LSB value 0.125 ft
Height value coded in 2 complement on 17 bits
(Sign bit<29> - LSB bit<13>)
Status Matrix data field (BNR numeric data word):
Bits<31..30> Validity
00 Failure warning (FW)
01 No Computed Data (NCD)
10 Functional Test (FT)
11 Normal Operation (NO)
32 31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1
Parity
SM
Sign
Height data value in BNR format coded in two’s complement
LSB
Spare
FTI
SDI
LSB
Label « 164 »
MSB
0 0 0 1 0 1 1 1 0
Figure 108 – ORGANIZATION OF HEIGHT DATA WORD LABEL “164”
(b) Status data word label 271 description
Label data field:
Bits<8..1> Label value
100 111 01 271
OCT