500-004941-000
5-3
5.4
ADDRESS MODIFIERS
The VMIVME-4941 is designed to respond to short supervisory or non-
privileged I/O access (switch selectable). Set the AM2 switch (refer to Figure 5.5-1)
to OFF to select short supervisory access or to ON to select short non-privileged
access.
5.5
ADDRESS SELECTION SWITCHES
The addressing DIP switches and their use in the board addressing
scheme are depicted in Figure 5.5-1.
1
2
3
4
ON
ON
ON
0
A15 A14 A13
1
2
3
4
5
6
7
8
ON
ON
ON
A12 A11 A10 A09 A08 A07 A06
0
0
A05
S2
S1
ON
ON
ON
ON
ON
ADDRESS MODIFIER
SELECT (AM2)
OFF
M4941/F5.5-1
Figure 5.5-1. Address Selection Switch Example (Address 0000) and Address
Modifier Switch Example (Short Supervisory Access)
5.6
EXTERNAL POWER SELECTION
Jumpers are provided to allow the user to connect ±15 V power inputs
from either the P3 connector or from the P2 (backplane) connector. See Figures
5.6-1 and 5.6-2 to select ±15 V from the front panel or from the P2 connector,
respectively.
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