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參數資料
型號: W83971D
廠商: WINBOND ELECTRONICS CORP
元件分類: 消費家電
英文描述: AC97 AUDIO CODEC
中文描述: SPECIALTY CONSUMER CIRCUIT, PQFP48
封裝: LQFP-48
文件頁數: 23/58頁
文件大小: 494K
代理商: W83971D
Preliminary W83971D
Publication Release Date: July 1999
- 21 - Revision A1
6.16 3D Control Register (Index 22h)
Reg#
D15
D14
D13
D12
D11
D10
D9
D8
D7
D6
D5
D4
D3
D2
D1
D0
Default
22h
DP3
DP2
DP1
DP0
0000h
This Register is used to control the depth of the 3D stereo enhancement function built into of the
AC
97 controller.
6.16.1 Depth of 3D Control Level
DP3 ... DP0
Depth
0
0%
1
6.67%
...
...
14
93.33%
15
100%
6.17 Power Down and Status Register (Index 26h)
Reg#
D15
D14
D13
D12
D11
D10
D9
D8
D7
D6
D5
D4
D3
D2
D1
D0
Default
26h
PR5
PR4
PR3
PR2
PR1
PR0
REF
ANL
DAC
ADC
0000h
6.17.1 PR[5:0] Power Down Mode Bits
These read/write bits are used to control the power down states of the W83971D. Each power down
function bit is enabled by setting the respective bit high. The power down modes controlled by each
bit is described in the table below:
6.17.2 Status (READ Only) bits
These bits are used to monitor the readiness of some sections of the W83971D. Reading a "1" from
any of these bits would be an indication of a "ready" state.
D<3:0>
Status Read Only Bits
PR<5:0>
Power Down Mode Bits
REF
Vref at Nominal Levels
PR0
ADC & Mux Power down
ANL
Mixers, Mux & Volume Controls Ready
PR1
DAC Power down
DAC
DAC Ready to Accept Data
PR2
Mixer (Vref on) Power down
ADC
ADC Ready to Transmit Data
PR3
Mixer (Vref off) Power down
PR4
AC-Link (BIT_CLK off) Power down
PR5
Internal Clock Disable
相關PDF資料
PDF描述
W83977AF PLUG & PLAY 1.0A COMPLIANT
W83977EF WINBOND I/O
W83977F PLUG & PLAY 1.0A COMPLIANT
W83977TF-AW I/O chip disk drive adapter
W83977TF-P I/O chip disk drive adapter
相關代理商/技術參數
參數描述
W83977A 制造商:WINBOND 制造商全稱:Winbond 功能描述:WINBOND I/O
W83977AF 制造商:WINBOND 制造商全稱:Winbond 功能描述:PLUG & PLAY 1.0A COMPLIANT
W83977AF-A 制造商:WINBOND 制造商全稱:Winbond 功能描述:WINBOND I/O
W83977AF-P 制造商:WINBOND 制造商全稱:Winbond 功能描述:WINBOND I/O
W83977AG-A 功能描述:IC I/O CONTROLLER 128-PQFP RoHS:是 類別:集成電路 (IC) >> 接口 - 專用 系列:- 標準包裝:3,000 系列:- 應用:PDA,便攜式音頻/視頻,智能電話 接口:I²C,2 線串口 電源電壓:1.65 V ~ 3.6 V 封裝/外殼:24-WQFN 裸露焊盤 供應商設備封裝:24-QFN 裸露焊盤(4x4) 包裝:帶卷 (TR) 安裝類型:表面貼裝 產品目錄頁面:1015 (CN2011-ZH PDF) 其它名稱:296-25223-2