CS496112-CQZR datasheet, PDF - EEWORLD Datasheet

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CS496112-CQZR: DescriptionAudio DSPs IC CobraNet Trns/AdNtwrkng Prcsr; Categorysemiconductor Analog mixed-signal IC; File Size807KB，148 Pages; ManufacturerCirrus Logic; Websitehttp://www.cirrus.com

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CS496112-CQZR Overview

Audio DSPs IC CobraNet Trns/AdNtwrkng Prcsr

CS496112-CQZR Parametric

Parameter Name	Attribute value
Product Category	Audio DSPs
Manufacturer	Cirrus Logic
RoHS	Details
Product	Audio DSPs
Factory Pack Quantity	500

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CobraNet

Digital Audio Networking Processor

CobraNet

Version 2.5

™

Programmer’s Reference

Preliminary Product Information

http://www.cirrus.com

This document contains information for a new product.

Cirrus Logic reserves the right to modify this product without notice.

FEB ’06

DS651PM25

CobraNet Programmer’s Reference

Contacting Cirrus Logic Support

For all product questions and inquiries contact a Cirrus Logic Sales Representative.

To find the one nearest to you go to

www.cirrus.com

IMPORTANT NOTICE

Cirrus Logic, Inc. and its subsidiaries ("Cirrus") believe that the information contained in this document is accurate and reliable. However, the

information is subject to change without notice and is provided "AS IS" without warranty of any kind (express or implied). Customers are advised to

obtain the latest version of relevant information to verify, before placing orders, that information being relied on is current and complete. All products

are sold subject to the terms and conditions of sale supplied at the time of order acknowledgment, including those pertaining to warranty,

indemnification, and limitation of liability. No responsibility is assumed by Cirrus for the use of this information, including use of this information as the

basis for manufacture or sale of any items, or for infringement of patents or other rights of third parties. This document is the property of Cirrus and by

furnishing this information, Cirrus grants no license, express or implied under any patents, mask work rights, copyrights, trademarks, trade secrets or

other intellectual property rights. Cirrus owns the copyrights associated with the information contained herein and gives consent for copies to be made

of the information only for use within your organization with respect to Cirrus integrated circuits or other products of Cirrus. This consent does not

extend to other copying such as copying for general distribution, advertising or promotional purposes, or for creating any work for resale.

CERTAIN APPLICATIONS USING SEMICONDUCTOR PRODUCTS MAY INVOLVE POTENTIAL RISKS OF DEATH, PERSONAL INJURY, OR

SEVERE PROPERTY OR ENVIRONMENTAL DAMAGE (“CRITICAL APPLICATIONS”). CIRRUS PRODUCTS ARE NOT DESIGNED, AUTHORIZED

OR WARRANTED FOR USE IN AIRCRAFT SYSTEMS, MILITARY APPLICATIONS, PRODUCTS SURGICALLY IMPLANTED INTO THE BODY,

AUTOMOTIVE SAFETY OR SECURITY DEVICES, LIFE SUPPORT PRODUCTS OR OTHER CRITICAL APPLICATIONS. INCLUSION OF CIRRUS

PRODUCTS IN SUCH APPLICATIONS IS UNDERSTOOD TO BE FULLY AT THE CUSTOMER’S RISK AND CIRRUS DISCLAIMS AND MAKES NO

WARRANTY, EXPRESS, STATUTORY OR IMPLIED, INCLUDING THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR

PARTICULAR PURPOSE, WITH REGARD TO ANY CIRRUS PRODUCT THAT IS USED IN SUCH A MANNER. IF THE CUSTOMER OR

CUSTOMER’S CUSTOMER USES OR PERMITS THE USE OF CIRRUS PRODUCTS IN CRITICAL APPLICATIONS, CUSTOMER AGREES, BY

SUCH USE, TO FULLY INDEMNIFY CIRRUS, ITS OFFICERS, DIRECTORS, EMPLOYEES, DISTRIBUTORS AND OTHER AGENTS FROM ANY

AND ALL LIABILITY, INCLUDING ATTORNEYS’ FEES AND COSTS, THAT MAY RESULT FROM OR ARISE IN CONNECTION WITH THESE USES.

Cirrus Logic, Cirrus, the Cirrus Logic logo designs, CobraNet, and CobraNet Silicon Series are trademarks of Cirrus Logic, Inc. All other brand and

product names in this document may be trademarks or service marks of their respective owners.

DS651PM25

CobraNet Programmer’s Reference

Table of Contents

Features . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2

General Description . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3

1. Overview . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7

1.1 CobraNet Terminology ........................................................................................................ 7

1.2 Protocol ............................................................................................................................... 9

1.2.1 Beat Packet......................................................................................................... 9

1.2.2 Isochronous Data Packet (or Bundle) ................................................................. 9

1.2.3 Reservation Packet ............................................................................................. 9

1.2.4 Serial Bridge Packet............................................................................................ 9

1.3 Timing and Performance................................................................................................... 10

1.4 Bundle Addressing types .................................................................................................. 11

2. Control Communications . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12

2.1 Serial Bridge...................................................................................................................... 12

2.2 Packet Bridge.................................................................................................................... 13

2.2.1 Packet Bridge Buffer Data Format .................................................................... 13

Processor-dependent Layout of Packet Bridge Buffers.............................. 13

24-bit HMI Packet Bridge Buffer Data Format ............................................ 14

32-bit HMI Packet Bridge Buffer Data Format ............................................ 14

2.2.2 Packet Bridge Receive Filtering ........................................................................ 15

3. Network Stack . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 16

3.1 CobraNet Audio................................................................................................................. 16

3.2 Serial Bridge...................................................................................................................... 16

3.3 Packet Bridge.................................................................................................................... 16

3.4 BOOTP.............................................................................................................................. 16

3.5 RARP (partial support) ...................................................................................................... 17

3.6 ICMP (partial support) ....................................................................................................... 17

3.7 ARP................................................................................................................................... 17

3.8 IP....................................................................................................................................... 17

3.9 UDP................................................................................................................................... 18

3.10 TFTP ............................................................................................................................... 18

3.11 SNMP.............................................................................................................................. 18

4. Audio Paths . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 19

4.1 Audio Routing Channels ................................................................................................... 19

4.2 Bundle Transmitters .......................................................................................................... 20

4.3 Bundle Receivers .............................................................................................................. 20

4.4 Loopback........................................................................................................................... 20

4.5 Output Channel Duplication ..............................................................................................20

4.6 Meters ............................................................................................................................... 21

4.7 Low-latency Audio Support ............................................................................................... 21

4.8 96 kHz Sample Rate Support............................................................................................ 23

5. Management Interface . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 25

5.1 Flash ................................................................................................................................. 25

5.2 Persistence ....................................................................................................................... 26

5.3 Watch Dog ........................................................................................................................ 26

5.4 SNMP Extension Agent..................................................................................................... 27

6. Management Interface Variable Reference. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 28

6.1 Legend .............................................................................................................................. 28

6.2 Data Types........................................................................................................................ 29

6.2.1 DisplayString ..................................................................................................... 29

6.2.2 OID.................................................................................................................... 29

6.2.3 IpAddress .......................................................................................................... 29

6.2.4 PhysAddress ..................................................................................................... 30

6.2.5 TimeTicks.......................................................................................................... 30

DS651PM26

CS496112-CQZR Related Products

	CS496112-CQZR	CS181002-CQZR	CPB496122-CM2Z-MT	CPB181022-CM2Z-FB	CS496122-IQZ	CS181002-CQZ
Description	Audio DSPs IC CobraNet Trns/AdNtwrkng Prcsr	Audio DSPs IC CobraNet Audio Networking Processor	Audio IC Development Tools CobraNet Audio Networking u0026 DSP	Audio IC Development Tools CobraNet Audio Networking Processor	Audio DSPs Cobra Audio Ntwrkng Prcsr Indust. Grade	I/O Controller Interface IC USB to UART bridge
Product Category	Audio DSPs	Audio DSPs	Audio IC Development Tools	Audio IC Development Tools	Audio DSPs	Audio DSPs
Manufacturer	Cirrus Logic	Cirrus Logic	Cirrus Logic	Cirrus Logic	Cirrus Logic	Cirrus Logic
RoHS	Details	Details	Details	Details	Detailsusdtddxuvxfc	Details
Product	Audio DSPs	Audio DSPs	Evaluation Boards	Evaluation Boards	Audio DSPs	Audio DSPs
Factory Pack Quantity	500	500	1	1	60	60

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