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Bitfields for OPTi 82C750 Vendetta (device 1) interrupt trigger control

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Bit Description

15

reserved (1)

14

reserved

13

pin AD15 functionality:
0 = DACK2#
1 = GPCS2#

12 - 11

reserved

10

IRQ3 triggering:
0 = edge
1 = level

9

IRQ4 triggering:
0 = edge
1 = level

8

IRQ7 triggering:
0 = edge
1 = level

7 - 6

IRQ generation when PIRQ3# triggered:
00 = disable
01 = IRQ3
10 = IRQ4
11 = IRQ7

5 - 4

IRQ generation when PIRQ2# triggered:
00 = disable
01 = IRQ3
10 = IRQ4
11 = IRQ7

3 - 2

IRQ generation when PIRQ1# triggered:
00 = disable
01 = IRQ3
10 = IRQ4
11 = IRQ7

1 - 0

IRQ generation when PIRQ0# triggered:
00 = disable
01 = IRQ3
10 = IRQ4
11 = IRQ7

See Also:

#00939,#00950