CX82100 Home Network Processor Data Sheet
Figure 1-2. CX82100 HNP Typical System Interface – Residential Gateway Firewall plus Router Application
CX82100 Home Network Processor (HNP)
ARM940T Processor
Host
Parallel
Random
Expansion
Read-Only
Memory
(ROM)
Bus
Access
Memory
(RAM)
Host
Interface
Flash ROM
External
Memory
Controller
(EMC)
Ethernet Media
Access
Controller 2
(EMAC 2)
SDRAM
or SRAM
MII
WAN RJ-45
LAN RJ-45
Control Logic
10/100 Ethernet
Interface Device
General
Purpose
Universal
Serial Bus
(USB)
Ethernet Media
Access
Controller 1
(EMAC 1)
USB
10/100 Ethernet
Interface Devices
LAN RJ-45
LAN RJ-45
LAN RJ-45
MII
Input/Output
(GPIO)
Interface
Interface
1 + 4-Port Switch
EEPROM
101306-070
Figure 1-3. CX82100 HNP Typical System Interface – Ethernet/HomePNA 2.0 Bridge Application
CX82100 Home Network Processor (HNP)
ARM940T Processor
Host
Parallel
Expansion
Random
Read-Only
Memory
(ROM)
Bus
Access
Memory
(RAM)
Host
Interface
Flash ROM
External
Memory
Controller
(EMC)
Ethernet Media
Access
Controller 2
(EMAC 2)
MII
MII
SDRAM
or SRAM
WAN RJ-45
10/100 Ethernet
Interface Device
Control Logic
General
Purpose
Universal
Serial Bus
(USB)
Ethernet Media
Access
Controller 1
(EMAC 1)
CX24611
HomePNA 2.0
PHY/AFE
USB
LAN RJ-11
Input/Output
(GPIO)
100-Pin TQFP
Interface
Interface
EEPROM
101306-002
1-4
Conexant Proprietary and Confidential Information
101306C
CONEXANT [ CONEXANT SYSTEMS, INC ]
