MPC821 datasheet(76/242 Pages) NXP

76 / 242 page

Support Information

MPC8XXFADS Design Specification—Rev 0.1

PRELIMINARY—SUBJECT TO CHANGE WITHOUT NOTICE

AdsReq

PIN 2 ISTYPE 'reg, buffer';

"ADS to host, write

"signal. (OUT,3s)

HstAck

PIN 54;

"Host to ADS, write ack.

(IN)

AdsHardReset

PIN 50;

"Host to ADS, Hard reset.

(IN)

AdsSoftReset

PIN 17;

"Host to ADS, Soft reset.

(IN)

HstEn~

PIN 3;

"Host connected to ADS.

(IN)

HostVcc

PIN 49;

"Host to ADS, host is on.

(IN)

D_C~

PIN 51;

"Host to ADS, select data

"or control access.

(IN)

AdsSel0

PIN 22;

AdsSel1

PIN 21;

AdsSel2

PIN 9;

"Host to ADS, card addr.

(IN)

AdsAddr0

PIN 7;

AdsAddr1

PIN 6;

AdsAddr2

PIN 5; "ADS board address switch. (IN)

AdsSelect~

NODE ISTYPE 'com, buffer'; "ADS selection indicator. (OUT)

"******************************************************************************

"* MPC pins. Including debug port.

"******************************************************************************

PdaHardReset~

PIN 40;

"Pda's hard reset input.

(I/O. o.d.)

PdaSoftReset~

PIN 65;

"Pda's soft reset output. (I/O. o.d.)

VFLS0

PIN 10 ;

VFLS1

PIN 11 ;

"Debug/Trap mode, report. (IN)

Freeze

PIN 24;

"Alternative debug mode report (IN)

DSCK

PIN 48 istype 'com'; "Pda's debug port clock. (Out)

DSDI

PIN 47 istype 'com'; "Pda's debug serial data in (Out)

DSDO

PIN 4;

" MPC8XX's debug serial data output (In)

"******************************************************************************

"* Dedicated Debug Port pins.

"******************************************************************************

Freescale Semiconductor, Inc.

For More Information On This Product,

Go to: www.freescale.com

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