ALC250 데이터 시트보기 (PDF) - Unspecified
부품명
상세내역
제조사
ALC250 Datasheet PDF : 46 Pages
| |||
ALC250 Data Sheet
Table of Contents
1. Features................................................................................................................................................................................... 1
2. General Description ............................................................................................................................................................... 1
3. Block Diagram........................................................................................................................................................................ 2
3.1 Analog Mixer .................................................................................................................................................................... 2
3.2 Digital Data Path ............................................................................................................................................................... 3
4. Pin Assignments ..................................................................................................................................................................... 4
5. Pin Description ....................................................................................................................................................................... 5
5.1 Digital I/O Pins ................................................................................................................................................................. 5
5.2 Analog I/O Pins................................................................................................................................................................. 5
5.3 Filter/Reference/NC .......................................................................................................................................................... 6
5.4 Power/Ground ................................................................................................................................................................... 6
6. Registers.................................................................................................................................................................................. 7
6.1 Mixer Registers ................................................................................................................................................................. 7
6.1.2 MX02 Master Volume............................................................................................................................................... 8
6.1.3 MX04 Headphone....................................................................................................................................................... 8
6.1.4 MX06 MONO_OUT Volume ................................................................................................................................... 9
6.1.5 MX0A PC BEEP Volume ......................................................................................................................................... 9
6.1.6 MX0C PHONE Volume............................................................................................................................................ 9
6.1.7 MX0E MIC Volume................................................................................................................................................ 10
6.1.8 MX10 LINE_IN Volume ........................................................................................................................................ 10
6.1.9 MX12 CD Volume .................................................................................................................................................. 10
6.1.10 MX16 AUX Volume ............................................................................................................................................. 11
6.1.11 MX18 PCM_OUT Volume ................................................................................................................................... 11
6.1.12 MX1A Record Select ............................................................................................................................................ 11
6.1.13 MX1C Record Gain for Stereo ADC .................................................................................................................... 12
6.1.14 MX1E Record Gain for MIC ADC ....................................................................................................................... 12
6.1.15 MX20 General Purpose Register........................................................................................................................... 12
6.1.16 MX22 3D Control ................................................................................................................................................. 13
6.1.17 MX24 Audio interrupt and Paging ........................................................................................................................ 13
6.1.18 MX26 Powerdown Control/Status ........................................................................................................................ 14
6.1.19 MX28 Extended Audio ID .................................................................................................................................... 15
6.1.20 MX2A Extended Audio Status and Control............................................................................................................. 15
6.1.21 MX2C PCM DAC Rate......................................................................................................................................... 16
6.1.22 MX32 PCM ADC Rate ......................................................................................................................................... 16
6.1.23 MX3A S/PDIF Out Channel Status/Control ............................................................................................................ 16
6.2 Vendor Defined Registers (Page ID-00h) ....................................................................................................................... 18
6.2.1 MX60 S/PDIF Input Channel Status [15:0] ............................................................................................................ 18
6.2.2 MX62 S/PDIF Input Channel Status [29:15] .......................................................................................................... 18
6.2.3 MX64 EQualizer Control Index Port....................................................................................................................... 18
6.2.4 MX64 EQualizer Control Data Port ........................................................................................................................ 18
6.2.5 MX6A Data Flow Control....................................................................................................................................... 19
6.3 Discovery Descriptor (Page ID-01h) .............................................................................................................................. 20
6.3.1 MX62 PCI Sub System ID ...................................................................................................................................... 20
6.3.2 MX64 PCI Sub Vendor ID ...................................................................................................................................... 20
6.3.3 MX66 Sense Function Select .................................................................................................................................. 20
6.3.4 MX68 Sense Function Information ......................................................................................................................... 20
6.3.5 MX6A Sense Detail................................................................................................................................................. 21
6.4 Extension Registers......................................................................................................................................................... 22
6.4.1 MX76 GPIO & Interrupt Setup ............................................................................................................................... 22
6.4.2 MX78 GPIO & Interrupt Status .............................................................................................................................. 22
6.4.3 MX7A Miscellaneous Control................................................................................................................................. 23
6.4.4 MX7C Vendor ID1.................................................................................................................................................. 23
6.4.5 MX7E Vendor ID2 .................................................................................................................................................. 23
6.5 EQualizer Control Registers ........................................................................................................................................... 24
7. Electrical Characteristics .................................................................................................................................................... 28
Two Channel AC’97 2.3 Audio Codec
iii
Rev1.01
Tel: +49(0)234-9351135 · Fax: +49(0)234-9351137 E-MAIL: info@cornelius-consult.de
http://www.cornelius-consult.de
Share Link: 