User manual

Appendix C VXI-MXI-2 Front Panel Configuration
VXI-MXI-2 User Manual C-4 © National Instruments Corporation
Front Panel Connectors
The front panel has a MXI-2 connector that connects the VXI-MXI-2 to
the MXIbus, and three type SMB connectors for connection to the
external clock, trigger output, and trigger input.
MXI-2 Connector
The MXI-2 connector is a 144-pin female connector manufactured by
Meritec (Meritec part number 182800A-01). The mating cable
assembly is National Instruments part number 182801A-xxx, where xxx
is the length in meters.
Figure C-3 shows the MXI-2 connector on the VXI-MXI-2. The
drawing shows the pinout assignments for each pin, which are
described in Table C-1.
A1
A2
A3
A4
A5
A6
A7
A8
A9
A10
A11
A12
A13
A14
A15
A16
A17
A18
A19
A20
A21
A22
A23
A24
A25
A26
A27
A28
A29
A30
A31
A32
A33
A34
A35
A36
B1
B2
B3
B4
B5
B6
B7
B8
B9
B10
B11
B12
B13
B14
B15
B16
B17
B18
A19
B20
B21
B22
B23
B24
B25
B26
B27
B28
B29
B30
B31
B32
B33
B34
B35
B36
C1
C2
C3
C4
C5
C6
C7
C8
C9
C10
C11
C12
C13
C14
C15
C16
C17
C18
C19
C20
C21
C22
C23
C24
C25
C26
C27
C28
C29
C30
C31
C32
C33
C34
C35
C36
D1
D2
D3
D4
D5
D6
D7
D8
D9
D10
D11
D12
D13
D14
D15
D16
D17
D18
D19
D20
D21
D22
D23
D24
D25
D26
D27
D28
D29
D30
D31
D32
D33
D34
D35
D36
Figure C-3. MXI-2 Connector
Table C-1 lists the signal assignments for the MXI-2 connector.
Table C-1. MXI-2 Connector Signal Assignments
Pin Signal Name Pin Signal Name Pin Signal Name Pin Signal Name
A1 MBAD(31)* B1 MBAD(14)* C1 MBAM(4)* D1 MBBUSY*
A2 GND B2 GND C2 GND D2 GND
A3 MBAD(30)* B3 MBAD(13)* C3 MBAM(3)* D3 MBIRQ(1)*
A4 GND B4 GND C4 GND D4 GND
A5 MBAD(29)* B5 MBAD(12)* C5 MBAM(2)* D5 MBIRQ(2)*
A6 GND B6 GND C6 GND D6 GND
A7 MBAD(28)* B7 MBAD(11)* C7 MBAM(1)* D7 MBIRQ(3)*