CX82100-41Z Home Network Processor (HNP)

CONEXANT CX82100-41Z Home Network Processor (HNP)

PDF Datasheet：

Features

• Single-chip, high-performance processor with integrated network interfaces

− ARM940T processor

− Advanced Microcontroller Bus Architecture (AMBA) with two internal busses

♦ Advanced System Bus (ASB)

♦ Advanced Peripheral Bus (APB)

− 16k x 32 internal ROM

− 8k x 32 internal RAM

− External Memory Controller (EMC)

− Two identical 10/100 Mbps IEEE 802.3 Ethernet Media Access Controllers

(EMACs) with MII/7-WS interfaces

− USB 1.1 Slave Interface

− General Purpose Input/Output (GPIO) signals

− Timers

− Interrupt Controller (INTC)

− Clock Generators

• ARM940T processor

− ARM9TDMI Core

− Advanced System Bus (ASB) interface

− Advanced Peripheral Bus (APB) interface

− Separate 4 kB instruction and 4 kB data caches

− Write-back cache scheme and write buffer optimize performance and minimize

ASB traffic

− Five-stage pipeline with fetch, decode, execute, memory and write stages

− ‘TrackingICE’ mode allows a conventional ICE (in-circuit emulator) mode of

operation

• Dual Media Independent Interface (MII) interface to 10/100 Ethernet PHY

• Host Parallel Expansion Bus interface to Flash ROM and other devices

• Parallel interface to SDRAM/SRAM

• JTAG interface

• 22 general purpose I/O lines (13 available for application use, 6 available for

application use if optional signals for EEPROM, Host Parallel Expansion Bus, and

Clock are not used, and 3 dedicated to system signals)

• 196-pin FPBGA

Picture：

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