alc850 Realtek Semiconductor Corporation, alc850 Datasheet - Page 36
alc850
Manufacturer Part Number
alc850
Description
Eight Channel Ac?97 2.3 Audio Codec
Manufacturer
Realtek Semiconductor Corporation
Datasheet
1.ALC850.pdf
(56 pages)
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Part Number:
ALC850
Manufacturer:
REALTEK/瑞昱
Quantity:
20 000
7.4. Extension Registers
7.4.1.
Default: 0000h
Eight Channel AC’97 2.3 Audio Codec
14:12
10:8
6:4
3:2
1:0
Bit
15
11
7
MX76 GPIO & Interrupt Control
Type
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
Function
Mute Control of Front-MIC1/2
0: Normal
1: Mute (Default)
Pin-23/24 UIO2 Function Selection
000: LINE IN-L/R (Default)
001: MIC1/MIC2
010: Surr
011: Detection circuit
100: NC (Floating)
Vrefout3 Disable
0: Vrefout3 is driven by the internal reference
1: Vrefout3 is in high-Z mode (Default)
Pin-35/36 UIO1 Function Selection
000: LINE IN-L/R
001: MIC1/MIC2
010: FRONT-OUT (Default)
011: Detection circuit
100: NC (Floating)
Vrefout2 Disable
0: Vrefout2 is driven by the internal reference
1: Vrefout2 is in high-Z mode (Default)
Pin-21/22 UIO3 Function Selection
000: LINE IN-L/R
001: MIC1/MIC2 (Default)
010: Surr
011: Detection circuit
100: NC (Floating)
101: Cen/LFE
Impedance Detect for Pad 23/24 (FO-control 2, 3, and 4)
01: Via 100ohm path
10: Via 2.2K path
11: Via 47K path
00: All path Floating (Default)
Software must turn on Surround AMP and turn off SURR-OUT control before detecting
Impedance Detect for Pad 21/22 (FO-control 2, 3, and 4)
01: Via 100ohm path
10: Via 2.2K path
11: Via 47K path
00: All path Floating (Default)
Software must turn on Surround AMP and turn off SURR-OUT control before detecting
Table 42. MX76 GPIO & Interrupt Control
28
Track ID: JATR-1076-21 Rev. 1.4
Datasheet
ALC850