STAC9758 Datasheet, PDF (88/119 Pages) Integrated Device Technology – HIGH-PERFORMANCE 6-CHANNEL AC’97 2.3 CODEC WITH UNIVERSAL JACKS

STAC9758/9759
HIGH-PERFORMANCE 6-CHANNEL AC’97 2.3 CODEC WITH UNIVERSAL JACKS™
PC AUDIO
Bit(s) Reset Value R/W
7:4
0
RO
3:0
0
RO
Name
CN<3:0>
SN<3:0>
Description
Channel Number (audio channel)
0000 = do not take into account
1000 = A (left channel for stereo channel format)
0100 = B (right channel for stereo channel format)
1100 = C
..........
1111 = O
Source Number
0000 = do not take into account
1000 = 1
0100 = 2
1100 = 3
.........
1111 = 15
8.6.4.
PCI SVID (62h Page 01h)
Register 24h must be set to Page 01h to access this register.
Default: FFFFh
D15
PVI15
D7
PVI7
D14
PVI14
D6
PVI6
D13
PVI13
D5
PVI5
D12
PVI12
D4
PVI4
D11
PVI11
D3
PVI3
D10
PVI10
D2
PVI2
D9
PVI9
D1
PVI1
D8
PVI8
D0
PVI0
Bit(s) Reset Value R/W Name
Description
PCI Sub System Vendor ID:
This field provides the PCI Sub System Vendor ID of the Audio or Modem Sub
15:0 FFFFh RW PVI15:PVI0 Assembly Vendor (i.e., CNR manufacturer, Motherboard Vendor). This is NOT
the CODEC vendor PCI Vendor ID, nor the AC '97 controller PCI Vendor ID.
If data is not available, returns FFFFh.
8.6.5.
Universal Jack^TM Output Select (64h, Page 00h)
Register 24h must be set to Page 00h to access this register.
Default: D794h
D15
D14
D13
D12
D11
D10
D9
D8
CSEN
CS1
CS0
RSEN
RS1
RS0
FSEN
FS1
D7
D6
D5
D4
D3
D2
D1
D0
FS0
LSEN
LS1
LS0
MSEN
MS1
MS0
RESERVED
Bit(s) Reset R/W
15 1 RW
14:13 10 RW
12 1 RW
Name
CSEN
CS[1:0]
RSEN
Description
Pin 43/44 output enable (0 = pad powered down)
Pins 43/44 (“Center/LFE” in default 6ch mode)
00 = Front (DAC-A)..........Volume = 0x04 01 = Rear (DAC-B)...Volume = 0x38
10 = CTR/LFE (DAC-C)...Volume = 0x36 11 = Mixer Out.......Volume = 0x02
Pin 39/41 output enable
IDT™
88
HIGH-PERFORMANCE 6-CHANNEL AC’97 2.3 CODEC WITH UNIVERSAL JACKS™
STAC9758/9759
V 1.2 1206