CX82100 Home Network Processor Data Sheet
Contents
Revision History.......................................................................................................................................... xiv
Introduction......................................................................................................................................... 1-1
1
1.1
1.2
1.3
Scope..........................................................................................................................................................................1-2
Features ......................................................................................................................................................................1-2
General Hardware Overview.........................................................................................................................................1-3
1.3.1
1.3.2
1.3.3
1.3.4
1.3.5
Advanced Microcontroller Bus Architecture.................................................................................................1-6
ARM940T Processor ...................................................................................................................................1-6
ASB Decoder ...............................................................................................................................................1-6
ASB Arbiter..................................................................................................................................................1-7
ASB Masters................................................................................................................................................1-7
ARM940T Master.................................................................................................................................1-7
DMAC Master ......................................................................................................................................1-7
Host Interface Master ..........................................................................................................................1-7
ASB Slaves..................................................................................................................................................1-8
ARM940T Slave...................................................................................................................................1-8
External Memory Controller Slave........................................................................................................1-8
ASB-to-APB Bridge/DMAC...................................................................................................................1-8
Internal ROM .......................................................................................................................................1-8
Internal RAM .......................................................................................................................................1-8
APB Functions.............................................................................................................................................1-9
EMAC Interface....................................................................................................................................1-9
USB Interface.......................................................................................................................................1-9
General Purpose Input/Output Interface...............................................................................................1-9
Clock Generation..................................................................................................................................1-9
Interrupt Controller..............................................................................................................................1-9
1.3.6
1.3.7
1.4
1.5
Development Kits ........................................................................................................................................................1-9
Typical Applications...................................................................................................................................................1-10
1.5.1
Typical Home Networking Architecture......................................................................................................1-10
1.6
1.7
1.8
References ................................................................................................................................................................1-13
Key Words.................................................................................................................................................................1-14
Conventions ..............................................................................................................................................................1-15
1.8.1
1.8.2
Data Lengths .............................................................................................................................................1-15
Register Descriptions ................................................................................................................................1-15
101306C
Conexant Proprietary and Confidential Information
iii
CONEXANT [ CONEXANT SYSTEMS, INC ]
