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Bitfields for OPTi 82C750 Vendetta (device 1) emulation control

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Bit Description

7

PCIRST# disable

6

SDA2 muxed with XDIR:
0 = XDIR
1 = SDA2

5

SPKR muxed with MIDI1:
0 = MIDI1
1 = SPKR

4

audio mux (0 = MP7-MP0, DACK)

3

audio module enable

2

ATA-33 IDE pin mux scheme:
0 = old
1 = new

1

REFRESH priority:
0 = high
1 = lowest

0

port 92h emulation disable

See Also:

#00939