COM20051I 查看數據表（PDF） - SMSC -> Microchip

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产品描述 (功能)

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COM20051I

Integrated Microcontroller and ARCNET (ANSI 878.1) Interface

SMSC -> Microchip 

EMUL ALE

CONTROL

BUS

ALE

nPSEN

80C32

PORT1

ALE

ARCNET CORE (COM20010)

RD/WR nCS

INT

PORT0

AD0-AD7

TX

RX PORT3

T0

T1

PORT2 A8-A15

ADDRESS

DECODER

INT0 INT1

INTERRUPT

ROUTER

INT0 INT1

nPULSE1

nPULSE2

TXEN

RXIN

FIGURE 1 – INTERNAL ARCHITECTURE OF THE COM20051I

SMSC DS – COM20051I

Page 7

Rev. 03/27/2000

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