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XVME-400/401/490/491 Manual
October, 1989
2.4 XVME-400/401/490/491 MODULE JUMPER LIST
Table 2-1. XVME-400 and XVME-490 Jumper List
Jumper
Use
J l
Determines whether the module will respond to supervisory or supervisory
and non-privileged short I/O VMEbus cycles (refer to Section 2.4.2 of this
manual).
JAl0-JAI5 Selects module base address on any one of the 64 1 Kbyte boundaries
within the short I/O address space (refer to Section 2.4.1 of this manual).
JAI-JA3 Selects the VMEbus interrupt level for the module (refer to Section 2.4.3
of this manual).
Table 2-2. XVME-401 and 491 Jumper List
Jumper Use
Jl and J2
Brings the +5V supply to front-edge connectors JKl and JK2, respectively
(XVME-401 only; refer to Section 2.4.4).
J3-J6
J7
Allows tri-stating of any of the channels (refer to Section 2.4.5).
Determines whether the module will respond to supervisory or supervisory
and non-privileged short I/O VMEbus cycles (refer to Section 2.4.2).
JAl0-JAI5 Selects module base address on any one of the 64 1 Kbyte boundaries
within the short I/O address space (refer to Section 2.4.1).
JAI-JA3 Selects the VMEbus interrupt level for the module (refer to Section 2.4.3).
2.4.1 Base Address Jumpers (JA10-JA15)
The XVME-400/401/490/491 Module can be configured to be addressed at any one of the
64 1 Kbyte boundaries within the VME Short I/O address space by using jumpers JAl0
through 5 (see Figures 2-1, 2-2, 2-3, and 2-4 for the location of the jumpers on the
board) as shown above. Table 2-3 shows the Base Address Jumper Options.
2-6