MX Foundation 4
Devices

Flex1553-PCIe

Model Protocol Tx/Rx Faceplate Id Module index Note
FX1553-1 MIL-STD-1553 1 dual-redundant bus 0A/0B 0
ARINC 429 2/2 ARINC 429 0-1 2
Discrete 16/16 DISCRETE IN 0-15 4
DISCRETE OUT 0-15
ASYNC/CSDB 4/4 ASYNC/1553 EBR 0-1 3 No 1553-EBR channels with this version.
ASYNC/1553 EBR 2-3
FX1553-2 MIL-STD-1553 2 dual-redundant buses 0A/0B 0
1A/1B
ARINC 429 2/2 ARINC 429 0-1 2
Discrete 16/16 DISCRETE IN 0-15 4
DISCRETE OUT 0-15
ASYNC/CSDB 4/4 ASYNC/1553 EBR 0-1 3 No 1553-EBR channels with this version.
ASYNC/1553 EBR 2-3
FX1553-4 MIL-STD-1553 4 dual-redundant buses 0A/0B 0
1A/1B
2A/2B 1
3A/3B
ARINC 429 2/2 ARINC 429 0-1 2
Discrete 16/16 DISCRETE IN 0-15 4
DISCRETE OUT 0-15
ASYNC/CSDB 4/4 ASYNC/1553 EBR 0-1 3 The ASYNC channels are shared with the 1553-EBR channels.
ASYNC/1553 EBR 2-3


FlexMulti 1553

Model Protocol Tx/Rx Faceplate Id Module index Note
FM1553-2 MIL-STD-1553 2 dual-redundant buses 0A/0B 0
1A/1B
ARINC 429 2/2 ARINC 429 0-1 2
ASYNC/CSDB 4/4 ASYNC/1553 EBR 0-1 3 The ASYNC channels are shared with the 1553-EBR channels.
ASYNC/1553 EBR 2-3
MULTI 8/8 MULTI 0-7 4 Software selectable protocol between ARINC 429, ARINC 717, CSDB, ASYNC, HDLC/SDLC and Discrete. Up to 8Tx/8Rx of each except for HDCL/SDLC which is up to 4Tx/4Rx.
ARINC 708 1/1 3A/3B 5
Discrete 8/8 DISCRETE IN 0-7/OUT 0-7 6
FM1553-4 MIL-STD-1553 4 dual-redundant buses 0A/0B 0
1A/1B
2A/2B 1
3A/3B
ARINC 429 2/2 ARINC 429 0-1 2
ASYNC/CSDB 4/4 ASYNC/1553 EBR 0-1 3 The ASYNC channels are shared with the 1553-EBR channels.
ASYNC/1553 EBR 2-3
MULTI 8/8 MULTI 0-7 4 Software selectable protocol between ARINC 429, ARINC 717, CSDB, ASYNC, HDLC/SDLC and Discrete. Up to 8Tx/8Rx of each except for HDCL/SDLC which is up to 4Tx/4Rx.
ARINC 708 1/1 3A/3B 5 The A708 channels are shared with one MIL-1553 channel
Discrete 8/8 DISCRETE IN 0-7/OUT 0-7 6


FlexMulti 629

Model Protocol Tx/Rx Faceplate Id Module index Note
FM629-2 ARINC 629 2 buses A 0
B 1
ARINC 429 8/8 ARINC 429 0-7 2
ASYNC/CSDB 4/4 ASYNC 0-1 3
ASYNC 2-3
MULTI 8/8 MULTI 0-7 4 Software selectable protocol between ARINC 429, ARINC 717, CSDB, ASYNC, HDLC/SDLC and Discrete. Up to 8Tx/8Rx of each except for HDCL/SDLC which is up to 4Tx/4Rx.
Discrete 8/8 DISCRETE IN 0-7/OUT 0-7 5
FM629-4 ARINC 629 4 buses A 0
B 1
C 6
D 7
ARINC 429 16/16 ARINC 429 0-7 2
ARINC 429 8-15 8
ASYNC/CSDB 8/8 ASYNC 0-1 3
ASYNC 2-3
ASYNC 4-5 9
ASYNC 6-7
MULTI 8/8 MULTI 0-7 4 Software selectable protocol between ARINC 429, ARINC 717, CSDB, ASYNC, HDLC/SDLC and Discrete. Up to 8Tx/8Rx of each except for HDCL/SDLC which is up to 4Tx/4Rx.
Discrete 8/8 DISCRETE IN 0-7/OUT 0-7 5
MIL-STD-1553 2 dual-redundant buses 1553/708 0-1 12 The MIL-1553 channels are shared with the ARINC 708 channels.
ARINC 708 2/2 1553/708 0-1 10 The ARINC 708 channels are shared with the MIL-1553 channels.
11


FlexMulti 664

Model Protocol Tx/Rx Faceplate Id Module index Note
FM664-2-16 ARINC 664 2 A 0
B
ARINC 429 16/16 ARINC 429 0-7 1
ARINC 429 8-15 2
MULTI 8/8 MULTI 0-7 9 Software selectable protocol between ARINC 429, ARINC 717, CSDB, ASYNC, HDLC/SDLC and Discrete. Up to 8Tx/8Rx of each except for HDLC/SDLC which is up to 4Tx/4Rx.
Discrete 8/8 DISCRETE IN 0-7/OUT 0-7 10
ASYNC/CSDB 4/4 ASYNC 0-1 11
ASYNC 2-3
CAN 2/2 CAN 0-1 12
MIL-STD-1553 1 dual-redundant buses 1553 13
FM664-2-32 ARINC 664 2 A 0
B
ARINC 429 32/32 ARINC 429 0-7 1
ARINC 429 8-15 2
ARINC 429 16-23 3
ARINC 429 24-31 4
MULTI 8/8 MULTI 0-7 9 Software selectable protocol between ARINC 429, ARINC 717, CSDB, ASYNC, HDLC/SDLC and Discrete. Up to 8Tx/8Rx of each except for HDCL/SDLC which is up to 4Tx/4Rx.
Discrete 8/8 DISCRETE IN 0-7/OUT 0-7 10
ASYNC/CSDB 6/6 ASYNC 0-1 11
ASYNC 2-3
ASYNC 4-5
CAN 2/2 CAN 0-1 12
MIL-STD-1553 2 dual-redundant buses 1553/708 0-1 13 The MIL-1553 channels are shared with the ARINC 708 channels.
ARINC 708 2/2 1553/708 0-1 14 The ARINC 708 channels are shared with the MIL-1553 channels.
15
FM664-2-64 ARINC 664 2 A 0
B
ARINC 429 0/64 ARINC 429 0-15 1 ARINC 429 0-7
2 ARINC 429 8-15
ARINC 429 16-31 3 ARINC 429 16-23
4 ARINC 429 24-31
ARINC 429 32-47 5 ARINC 429 32-39
6 ARINC 429 40-47
ARINC 429 48-63 7 ARINC 429 48-55
8 ARINC 429 56-63
MULTI 8/8 MULTI 0-7 9 Software selectable protocol between ARINC 429, ARINC 717, CSDB, ASYNC, HDLC/SDLC and Discrete. Up to 8Tx/8Rx of each except for HDCL/SDLC which is up to 4Tx/4Rx.
Discrete 8/8 DISCRETE IN 0-7/OUT 0-7 10
ASYNC/CSDB 6/6 ASYNC 0-1 11
ASYNC 2-3
ASYNC 4-5
CAN 2/2 CAN 0-1 12
MIL-STD-1553 2 dual-redundant buses 1553/708 0-1 13 The MIL-1553 channels are shared with the ARINC 708 channels.
ARINC 708 2/2 1553/708 0-1 14 The ARINC 708 channels are shared with the MIL-1553 channels.
15


FlexMulti 429

Model Protocol Tx/Rx Faceplate Id Module index Note
FM429-16 ARINC 429 16/16 ARINC 429 0-7 1
ARINC 429 8-15 2
MULTI 8/8 MULTI 0-7 9 Software selectable protocol between ARINC 429, ARINC 717, CSDB, ASYNC, HDLC/SDLC and Discrete. Up to 8Tx/8Rx of each except for HDCL/SDLC which is up to 4Tx/4Rx.
Discrete 8/8 DISCRETE IN 0-7/OUT 0-7 10
ASYNC/CSDB 4/4 ASYNC 0-1 11
ASYNC 2-3
CAN 2/2 CAN 0-1 12
MIL-STD-1553 1 dual-redundant buses 1553 13
FM429-32 ARINC 429 32/32 ARINC 429 0-7 1
ARINC 429 8-15 2
ARINC 429 16-23 3
ARINC 429 24-31 4
MULTI 8/8 MULTI 0-7 9 Software selectable protocol between ARINC 429, ARINC 717, CSDB, ASYNC, HDLC/SDLC and Discrete. Up to 8Tx/8Rx of each except for HDCL/SDLC which is up to 4Tx/4Rx.
Discrete 8/8 DISCRETE IN 0-7/OUT 0-7 10
ASYNC/CSDB 6/6 ASYNC 0-1 11
ASYNC 2-3
ASYNC 4-5
CAN 2/2 CAN 0-1 12
MIL-STD-1553 2 dual-redundant buses 1553/708 0-1 13 The MIL-1553 channels are shared with the ARINC 708 channels.
ARINC 708 2/2 1553/708 0-1 14 The ARINC 708 channels are shared with the MIL-1553 channels.
15
FM429-64 ARINC 429 0/64 ARINC 429 0-15 1 ARINC 429 0-7
2 ARINC 429 8-15
ARINC 429 16-31 3 ARINC 429 16-23
4 ARINC 429 24-31
ARINC 429 32-47 5 ARINC 429 32-39
6 ARINC 429 40-47
ARINC 429 48-63 7 ARINC 429 48-55
8 ARINC 429 56-63
MULTI 8/8 MULTI 0-7 9 Software selectable protocol between ARINC 429, ARINC 717, CSDB, ASYNC, HDLC/SDLC and Discrete. Up to 8Tx/8Rx of each except for HDCL/SDLC which is up to 4Tx/4Rx.
Discrete 8/8 DISCRETE IN 0-7/OUT 0-7 10
ASYNC/CSDB 6/6 ASYNC 0-1 11
ASYNC 2-3
ASYNC 4-5
CAN 2/2 CAN 0-1 12
MIL-STD-1553 2 dual-redundant buses 1553/708 0-1 13 The MIL-1553 channels are shared with the ARINC 708 channels.
ARINC 708 2/2 1553/708 0-1 14 The ARINC 708 channels are shared with the MIL-1553 channels.
15


FlexMulti

Option Protocol Tx/Rx Faceplate Id Module index Note
Base Model MULTI 8/8 MULTI 0-7 9 Software selectable protocol between ARINC 429, ARINC 717, CSDB, ASYNC, HDLC/SDLC and Discrete. Up to 8Tx/8Rx of each except for HDCL/SDLC which is up to 4Tx/4Rx.
Discrete 8/8 DISCRETE IN 0-7/OUT 0-7 10
F2 ARINC 664 2 A 0
B
A16 ARINC 429 16/16 ARINC 429 0-7 1
ARINC 429 8-15 2
A32 ARINC 429 32/32 ARINC 429 0-7 1
ARINC 429 8-15 2
ARINC 429 16-23 3
ARINC 429 24-31 4
A64 ARINC 429 0/64 ARINC 429 0-15 1 ARINC 429 0-7
2 ARINC 429 8-15
ARINC 429 16-31 3 ARINC 429 16-23
4 ARINC 429 24-31
ARINC 429 32-47 5 ARINC 429 32-39
6 ARINC 429 40-47
ARINC 429 48-63 7 ARINC 429 48-55
8 ARINC 429 56-63
S6 ASYNC/CSDB 6/6 ASYNC 0-1 11
ASYNC 2-3
ASYNC 4-5
C2 CAN 2/2 CAN 0-1 12
M2 MIL-STD-1553 2 dual-redundant buses 1553/708 0-1 13 The MIL-1553 channels are shared with the ARINC 708 channels.
ARINC 708 2/2 1553/708 0-1 14 The ARINC 708 channels are shared with the MIL-1553 channels.
15


FlexMobile 429+

Model Protocol Tx/Rx Module index Note
FMOB-A844-P-U ARINC 429 8/8 0 The first four Tx channels are parametric, the last four are regular.
Discrete 16 bidirectional 1 28V Avionics
FMOB-A44-U ARINC 429 4/4 0
Discrete 16 bidirectional 1 28V Avionics
FMOB-A22-U ARINC 429 2/2 0
Discrete 16 bidirectional 1 28V Avionics


MAXPCIe 502/MAXPXIe 500

Protocol IPM-MODULE Note
ARINC 429 IPM-429
IPM-MULTI
ARINC 708 IPM-708
Analog IO IPM-ADC
IPM-DAC
ASYNC IPM-ASYNC
IPM-MULTI
CSDB IPM-ASYNC
IPM-MULTI
ARINC 717 IPM-MULTI
HDLC/SDLC IPM-MULTI
MIL-STD-1553 IPM-1553-MRT
HFCE IPM-HFCE
ARINC 629 IPM-629
ASCB IPM-ASCB
Discrete IO IPM-DIO-24
IPM-DIO-48
IPM-DIO-48-FIFO
IPM-ASYNC


FlexMAX Chassis

Model Height Slots Note
FMX-0001-3U 3U 16 Ethernet only
FMX-0002-3U 3U 16
FMX-0001-1U 1U 4


FlexMAX Modules

Model Part Number Protocol Tx/Rx Note
FlexMAX 429 FMX-A429-32TR ARINC 429 Up to 32/32 Bidirectional channel
FMX-A429-16T16R ARINC 429 16/16
FMX-A429-32R ARINC 429 0/32
FMX-A429-32T ARINC 429 32/0
FMX-A429-4TV4R ARINC 429 4/4 Tx with variable voltage
FlexMAX Discrete-64 FMX-DIO-64 Flex Discrete IO 64 bidirectional 28V Avionics
FlexMAX 1553 FMX-M1553-2 MIL-STD-1553 2 dual redundant MIL-STD-1553 buses
FMX-M1553-4 MIL-STD-1553 4 dual redundant MIL-STD-1553 buses Support for Enhanced Bit Rate (EBR)
FlexMAX 708 FMX-A708 ARINC 708 2/2
FlexMAX Analog FMX-ADC-64 Flex Analog IO Up to 64 single-ended ADC
FMX-DAC-64 Flex Analog IO Up to 64 single-ended DAC
FlexMAX Serial Multi Protocol FMX-SMP-12 CAN 2/2
ASYNC RS-232 4/4
ASYNC RS-422/485 / CSDB 6/6
FMX-SMP-16 CAN 2/2
ASYNC RS-232 4/4
ASYNC RS-422/485 / CSDB 10/10
FMX-SMP-040804 HDLC/SDLC 4/4
ASYNC RS-232 4/4
ASYNC RS-422/485 / CSDB 8/8
Updated 10/23/2023