Data General AViiON Series Customer Documentation page 49

Table 2–9 Default Jumper Settings for VDA/255 Boards (All Board Positions)
Jumper Pins
E3 2–3
E4 2–3
E5 2–3
E6 1–2
3–4
E7
E8
E9
E10
E11 1–2
3–4
5–6
7–8
9–10
11–12
13–14
E12 1–2
2–3
E13
E14
E15
E16
E17
E18
E19
E21 1–2
3–4
5–6
7–8
9–10
11–12
13–14
15–16
E22 1–2
3–4
5–6
7–8
9–10
11–12
13–14
15–16
E23
E24
E25
E26
E27
E28
E29
E30
E31
Notation
In
Out
014–001867
Status Function
In Bus grant 0
In Bus grant 1
In Bus grant 2
In Bus grant 3
In Bus grant 3 (selected)
Out Bus request Level 0
Out Bus request Level 1
Out Bus request Level 2
In Bus request Level 3
Out Interrupt request 1
Out Interrupt request 2
Out Interrupt request 3
In Interrupt request 4 (selected)
Out Interrupt request 5
Out Interrupt request 6
Out Interrupt request 7
Out PROM size 27512
In PROM size 27256
In DP RAM program space
In DP RAM data space
Out DP RAM I/O space
Out DP RAM standard space
In DP RAM supervisor space
In Watchdog timer
Out SYSFAIL
Out Address bit A13
Out Address bit A12
Out Address bit A11
Out Address bit A10
Out Address bit A9
Out Address bit A8
Out Address bit A7 (unused)
Out Address bit A6 (unused)
Out Factory reserved
In No read/write test
Out Factory reserved
Out Test/clear static RAM
Out Clear RAMs
Out Factory reserved
In 32-bit long words
Out Factory reserved
In Address bit A15
In Address bit A14
Out Interrupt acknowledge
In Interrupt acknowledge
In Interrupt acknowledge
Out 12.5 ms timeout
Out 25.0 ms timeout
In 50.0 ms timeout
Out 100.0 ms timeout
Indicates
Jumper installed.
Jumper removed.
Configuring VME Option Boards
(Continued)
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