User's Manual

Airbus Iridium SATCOM System
165E5733-00 L-3 Aviation Recorders Proprietary
Issue, Rev. 02
21 January 2014
Page 35
Table 3-9 – ARINC 429 Transmitter Protocols SDU – MCDU
3.10.2 From SDU to MCDU
Destination:
ARINC 739A MCDU
Speed:
Low (Configurable)
Label Parameter Format Transmit
Rate
Update Rate
172 Subsystem Identifier BCD 1 s
377 Equipment Identifier BCD 1 s
220 MCDU Address Label for MCDU#1
221 MCDU Address Label for MCDU#2
222 MCDU Address Label for MCDU#3
Table 3-10 – ARINC 429 Transmitter Protocols SDU – CFDS
3.10.3 From SDU to Airbus CFDS
Destination:
Airbus CFDS
Speed:
Low (Configurable)
Label Parameter Format Transmit Rate Update Rate
354 LRU Identification (PN, SN) ISO 5 500 ms
356
1
Fault Status ISO 5 200 ms -
377 ARINC 429 Equipment Identifier BCD 1 s
Notes:
1. Label 356 is only transmitted when the system is in Operational or Maintenance mode and there are
no active failures or faults.