INSTALLATION MANUAL
CMA-5024 GLSSU
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Page A.11
November 21, 2008
Oct.
Label
429 Parameter
Signal
Format
Units
Pos.
Sense
Range (j)
Sig.
Bits
Resolution
(j)
SDI
Used
(n)
Max (a)
Tx Intvl.
017 Selected Runway
Heading (h)
BCD DEG (b) +359.9 4 0.1 No Burst /
333 (m)
033 Landing System
Mode/Frequency
(h)
BCD N/A N/A N/A N/A N/A Yes Burst /
333 (m)
045 Msg Block Start (h) Block N/A N/A 8192 N/A N/A Yes (l)
046
Msg Block Body (h) Block N/A N/A N/A N/A N/A Yes (l)
105 Selected Runway
Heading
BNR DEG CW-N ±180 11
≅0.0879
No Burst /
333 (m)
110 GPS Latitude BNR DEG N ±180 (i) 20
≅1.72E-4
No 200
111 GPS Longitude BNR DEG E ±180 20
≅1.72E-4
No 200
120 GPS Latitude Fine BNR DEG (b) 180/2**20 11
≅8.38E-8
No 200
121 GPS Longitude
Fine
BNR DEG (b) 180/2**20 11
≅8.38E-8
No 200
130 Aut. Horiz. Integ.
Level (h)
BNR NM (b) 16 17
≅1.22E-4
No 200
133 Aut. Vert. Integ.
Level
BNR FEET (b) 32,768 18 0.125 No 200
140 UTC Fine BNR SECONDS (b) 1.0 20
≅0.954us
No 200
141 UTC Fine Fraction BNR SECONDS (b) 1.0/2**20 10
≅0.931ns
No 200
150 UTC (h) BNR HR:MIN:S (b) 23:59.59 17 1.0 SEC No 200
157 Input Discrete
Status (h)
DISC N/A N/A N/A N/A N/A Yes 1200
227(q) Command
Summary Word (h)
Packed N/A N/A N/A N/A N/A Yes Burst /
1200 (p)
260 Date (h) BCD D:M:YR (b) 31:12:99 6 1 DAY No 1200
306(o) CRC #1 (h) DISC N/A N/A N/A N/A N/A No 1000
307(o) CRC #2 (h) DISC N/A N/A N/A N/A N/A No 1000
352 Maint. Discrete #1
(h)
DISC N/A N/A N/A N/A N/A Yes 1200
355 GNSS Fault
Summary (h)
DISC N/A N/A N/A N/A N/A Yes 1200
356 Maintenance
Message (h)
ISO#5 N/A N/A N/A N/A N/A No N/A
370 GPS Height BNR FT UP ±131072 20 0.125 No 200
377 Equipment ID (h) N/A N/A N/A N/A N/A N/A No 1200
Figure A-5. ARINC 429 X-Talk input bus data labels
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