STLC5464 View Datasheet(PDF) - STMicroelectronics

Part Name

Description

Manufacturer

STLC5464

MULTI-HDLC WITH n x 64 SWITCHING MATRIX ASSOCIATED

STMicroelectronics 

STLC5464

III - FUNCTIONAL DESCRIPTION (continued)

Figure 12 : Multi-HDLC connected to µP with multiplexed buses

µP ST9

IINTE L

MOTO R O LA

8/16 BITS

Multiplex

Address/Da ta Bus

MULTI-HDLC

µP

Inte rnal Bus

R AM

INTER FACE

INTER FACE

BUS ARBITRATION

Address Bus

Data Bus

STATIC or

DYNAMIC RAM

(organize d

by 16 bits )

Figure 13 : Multi-HDLC connected to µP with non-multiplexed buses

µP

IINTEL

MOTOROLA

8/16 BITS

Address Bus

Data Bus

MULTI-HDLC

µP

Internal Bus

RAM

INTERFACE

INTERFACE

BUS ARBITRATION

Address Bus

Data Bus

STATIC or

DYNAMIC RAM

(organized

by 16 bits)

Figure 14 : Microprocessor Interface for INTEL 80C188

INT0/1

WDO

NRES ET

CS 0/1

INTEL

80C188

ARDY

NWR

NR D

ALE

A8/19

AD0/7

Figure 15 : Microprocessor Interface for INTEL 80C186

INTEL

80C186

INT0/1

WDO

NRES ET

CS 0/1

NBHE

ARDY

NWR

NR D

ALE

A16 /1 9

AD0/15

µP

INTERF ACE

µP

INTERF ACE

29/83

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