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参数资料
型号： CS181002-CQZR
厂商： Cirrus Logic Inc
文件页数： 8/15页
文件大小： 0K
描述： IC COBRANET 2CH 32BIT 144-LQFP
标准包装： 500
系列： CobraNet®
类型： 音频处理器
应用： 网络
安装类型： 表面贴装
封装/外壳： 144-LQFP
供应商设备封装： 144-LQFP（20x20）
包装： 带卷 (TR)
配用： 598-1021-ND - MODULE COBRANET 4961 CM2 FB
598-1020-ND - MODULE COBRANET 1810 CM2 MT
2
Copyright 2005 Cirrus Logic, Inc.
DS651UM23
Version 2.3
CobraNet Hardware User’s Manual
Table of Contents
List of Figures......................................................................................................................................... 4
1.0 .Introduction ..................................................................................................................................... 5
2.0 Features ........................................................................................................................................... 6
2.1 CobraNet............................................................................................................................. 6
2.2 CobraNet Interface.............................................................................................................. 6
2.3 Host Interface...................................................................................................................... 7
2.4 Asynchronous Serial Interface ............................................................................................ 7
2.5 Synchronous Serial Audio Interface.................................................................................... 7
2.6 Audio Clock Interface .......................................................................................................... 7
2.7 Audio Routing and Processing............................................................................................ 7
3.0 Hardware.......................................................................................................................................... 8
4.0 Pinout and Signal Descriptions ........................................................................................................ 9
4.1 CS1810xx & CS4961xx Package Pinouts......................................................................... 10
4.1.1 CS1810xx/CS4961xx Pinout............................................................................. 10
4.1.2 CM-2 Connector Pinout..................................................................................... 11
4.2 Signal Descriptions ........................................................................................................... 12
4.2.1 Host Port Signals .............................................................................................. 12
4.2.2 Asynchronous Serial Port (UART Bridge) Signals ............................................ 12
4.2.3 Synchronous Serial (Audio) Signals.................................................................. 13
4.2.4 Audio Clock Signals .......................................................................................... 13
4.2.5 Miscellaneous Signals....................................................................................... 14
4.2.6 Power and Ground Signals ............................................................................... 14
4.2.7 System Signals ................................................................................................. 15
4.3 Characteristics and Specifications .................................................................................... 16
4.3.1 Absolute Maximum Ratings .............................................................................. 16
4.3.2 Recommended Operating Conditions ............................................................... 16
4.3.3 Digital DC Characteristics ................................................................................. 16
4.3.4 Power Supply Characteristics ........................................................................... 16
5.0 Synchronization.............................................................................................................................. 17
5.1 Synchronization Modes..................................................................................................... 17
5.1.1 Internal Mode .................................................................................................... 18
5.1.2 External Word Clock Mode ............................................................................... 18
5.1.3 External Master Clock Mode ............................................................................. 18
6.0 Digital Audio Interface .................................................................................................................... 19
6.1 Digital Audio Interface Timing ........................................................................................... 20
6.1.1 Normal Mode Data Timing ................................................................................ 21
6.1.2 I2S Mode Data Timing....................................................................................... 21
6.1.3 Standard Mode Data Timing ............................................................................. 22
7.0 Host Management Interface (HMI)................................................................................................. 23
7.1 Hardware........................................................................................................................... 23
7.4 Protocol and Messages..................................................................................................... 28
7.4.1 Messages.......................................................................................................... 28
7.4.1.1. Translate Address ................................................................................. 29
7.4.1.2. Interrupt Acknowledge........................................................................... 29
7.4.1.3. Goto Packet........................................................................................... 29
7.4.1.4. Goto Translation .................................................................................... 29
7.4.1.5. Packet Received ................................................................................... 30
7.4.1.6. Packet Transmit .................................................................................... 30
7.4.1.7. Goto Counters ....................................................................................... 30
7.4.2 Status ................................................................................................................ 31
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