XVME-682 Manual
October, 1989
ENABLE
JUMPER
SYSFAIL•
—0 0 0
Bit 4 of
110 Port CONREG
ENABLE
JUMPER
AC FAIL•---0
ABORT
BUTTON
ENABLE
JUMPER
0
N.O. Pushbutton
ENABLE
JUMPER
WDT ERR• 0
0
Bit 0 of
• •
• •
PO Pon CCNREG
S
SYSFAL
NMI
Latch
TO BIT 20F
INPUT PORT
STATUS_1
ACFAL
NMI
Latch
TO BIT 1OF
INPUT PORT
STATUS_1
S Q
R
ABORT
BUTTON
NMI
Latch
WDT
NMI
Latch
This signal goes low when the watch dog timertimes out.
BIT 7 OF OUTPUT PORT 70H
IBM AT NMI SIGNAL
>0
TO BIT 30F
INPUT PORT
STATUS_1
Figure 6-4 Auxiliary Non-maskable Interrupt Structure
6-15
TO BIT 7OF
INPUT PORT
STATU S_2
NMI
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Summary of Contents for XVME-682
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