MPC821 datasheet(102/242 Pages) NXP

102 / 242 page

Support Information

MPC8XXFADS Design Specification—Rev 0.1

PRELIMINARY—SUBJECT TO CHANGE WITHOUT NOTICE

11;

12;

13;

33;

14;

25;

24;

23;

22;

D10

21;

D11

29;

D12

30;

D13

31;

D14

32;

D15

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

"* Board Control Pins. Read/Write.

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

FlashEn~PIN 62 istype 'reg,buffer';

" flash enable.

DramEn~PIN

7 istype 'reg,buffer';

" dram enable

EthEn~PIN

6 istype 'reg,buffer';

" ethernet port enable

InfRedEn~PIN 41 istype 'reg,buffer';

" infra-red port enable

FlashCfgEn~PIN 37 istype 'reg,buffer';

" flash configuration enable

CntRegEn~PIN 36 istype 'reg,buffer';

" control register access enable

RS232En1~PIN 63 istype 'reg,buffer';

" RS232 port 1 enable

PccEn~PIN 40 istype 'reg,buffer';

" PCMCIA port enable

PccVcc0PIN 65 istype 'reg,buffer';

" PCMCIA operation voltage select 0

PccVpp0PIN 59 istype 'reg,buffer';

" PCMCIA programming voltage select

PccVpp1PIN 66 istype 'reg,buffer';

" PCMCIA programming voltage select

HalfWord~PIN 58 istype 'reg,buffer';

" 32/16 bit dram operation select

RS232En2~PIN 64 istype 'reg,buffer';

" RS232 port 2 enable

SdramEn~PIN 56 istype 'reg,buffer';

" sdram enable

PccVcc1PIN 57 istype 'reg,buffer';

" PCMCIA operation voltage select 1

EthLoop

PIN 60 istype 'reg,buffer';

" 68160 internal loop back

TPFLDL~

PIN 43 istype 'reg,buffer';

" 68160 full-duplex

TPSQEL~

PIN 44 istype 'reg,buffer';

" 68160 colission circuitry test.

SignaLamp~PIN

4 istype 'reg,buffer';

" status lamp for misc s/w visual signaling

UsbUtpFethEn~ PIN 67 istype 'reg,buffer';

" Usb or Utopia or Fast ethernet port enable

UsbSpeedPIN 46 istype 'reg,buffer';

" Usb speed control

UsbVcc0PIN

3 istype 'reg,buffer';

" Usb VCC select 0 line

Freescale Semiconductor, Inc.

For More Information On This Product,

Go to: www.freescale.com

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