L3 Technologies AFIRS228S Manual Do Utilizador
AFIRS 228S Iridium Global Communications System Installation Manual
16 July 2014
L-3 Aviation Recorders Proprietary
Page 28
165E5733-00 Rev. 03
3.8 ARINC 429 Receiver Protocols
Table 3-4 – ARINC 429 Receiver Protocols – ATSU/FWC
Source: ATSU / FWC
Speed: High
(Configurable)
Label
Parameter
Format
Transmit Rate
172
ATSU Identifier Word
BCD
1 s
270
ATSU Status Word and Monitoring
Boolean
word
600 ms
307
SDU SAL
HYB
377
ATSU Equipment Identifier
BCD
1 s
ARINC 618
Block Uplink
BOP (GFI=Eh)
ISO 5
N/A
ARINC 618
Block Downlink
BOP (GFI=Eh)
ISO 5
N/A
Table 3-5 – ARINC 429 Receiver Protocols – MCDU
Source: ARINC 739A MCDU
Speed: Low
(Configurable)
(Configurable)
Label
Parameter
Format
Transmit Rate
377
MCDU Identifier
BCD
1 s
270
Discrete Word #1
Discrete
word
1 s
350
Maintenance Word #1
Discrete
word
1 s
307
SDU SAL
HYB