VT82C686B ETC-unknow, VT82C686B Datasheet - Page 115

no-image

VT82C686B

Manufacturer Part Number
VT82C686B
Description
Manufacturer
ETC-unknow
Datasheet
string(70) "Class: /home/ecomp/master.elcodis.git/htdocs/inc/../Doc.php not found!" string(70) "Class: /home/ecomp/master.elcodis.git/htdocs/inc/../Doc.php not found!" string(70) "Class: /home/ecomp/master.elcodis.git/htdocs/inc/../Doc.php not found!"
Offset 42 – Function Enable ....................... RW (Function 5)
Offset 42 – Function Enable ........................ RO (Function 6)
Offset 43 – Plug and Play Control ............. RW (Function 5)
Offset 43 – Plug and Play Control .............. RO (Function 6)
Revision 1.71 June 9, 2000
7-6
5-4
3-2
1-0
7
6
5
4
3
2
1
0
7HFKQRORJLHV ,QF
MIDI PnP
Mask MIDI IRQ
Function 5 Config Reg Rx2C Writable
Gate SoundBlaster PCM When FIFO Empty
Game Port Enable (ENGAME)
FM Enable (ENFM)
MIDI Enable (ENMIDI)
SoundBlaster Enable (ENSB)
SoundBlaster IRQ Select (SBIRQS[1:0])
SoundBlaster DRQ Select (SBDRQS[1:0])
MIDI Decode Select (MIDIBASE)
SoundBlaster Decode Select (SBBASE)
00 IRQ5 .....................................................default
01 IRQ7
10 IRQ9
11 IRQ10
00 DMA Channel 0
01 DMA Channel 1 .....................................default
10 DMA Channel 2
11 DMA Channel 3
00 300-303h
01 310-313h
10 320-323h
11 330-333h ................................................default
00 220-22Fh ................................................default
01 240-24Fh
10 260-26Fh
11 280-28Fh
0
1
0
1
0
1
0
1
0
1
0
1
0
1
0
1
MIDI Port Address Selected by Rx43[3-2] . def
MIDI Port Address Selected by IOBase2
Disable ...................................................default
Enable
F5Rx2C-2F RO ......................................default
F5Rx2C-2F RW
Disable ...................................................default
Enable
Disable ...................................................default
Enable (200-207h)
Disable ...................................................default
Enable (388-38B)
Disable ...................................................default
Enable
Disable ...................................................default
Enable
-109-
Offset 44 – MC97 Interface Control .......... RO (Function 5)
Offset 44 – MC97 Interface Control ......... RW (Function 6)
Offset 48 – FM NMI Control ..................... RW (Function 5)
Offset 48 – FM NMI Control ...................... RO (Function 6)
Offset 4B-4A – Game Port Base Address ....................... RW
15-0 Game Port Base Address .........................default = 0
3-0
7-3
7
6
5
4
2
1
0
Function 5 & 6 Registers - AC97 Audio & Modem Codecs
AC-Link Interface for Slot-5
Secondary Codec Support
Function 6 Config Reg Rx9-B Writable
Function 6 Config Reg 2Ch Writable
Reserved
Reserved
FM IRQ Select
FM SGD Data for SoundBlaster Mixing
FM Trap Interrupt
0
1
0
1
0
1
0
1
0
1
0
1
0
1
Disable................................................... default
Enable
Disable................................................... default
Enable
F6Rx9-B RO.......................................... default
F6Rx9-B RW
F6Rx2C-2F RO...................................... default
F6Rx2C-2F RW
Route FM Trap interrupt to NMI........... default
Route FM Trap interrupt to SMI
Disable................................................... default
Enable
Enable
Disable .................................................. default
........................................always reads 0
........................................always reads 0
VT82C686B

Related parts for VT82C686B