This sheet begins on facing page – Motorola MVME1X7P User Manual

Page 211

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Programming Model

http://www.motorola.com/computer/literature

3-13

3

This sheet begins on facing page.

INTERRUPT

MASK LEVEL

INTERRUPT

IPL LEVEL

TIC TIMER 2

IRQ LEVEL

SCC TRANSMIT

IRQ LEVEL

CLR
OVF

1

COC

EN

1

TIC

EN

1

CPU

040

MSTR

INT

EN

FAST

BRAM

OVERFLOW
COUNTER 2

TIC TIMER 1

IRQ LEVEL

SCC RECEIVE

IRQ LEVEL

SCC RECEIVE PIACK

LAN

INT

PLTY

TIC2

INT

CLR
OVF

2

D15

D7

D8

D0

VECTOR BASE REGISTER

DRO

COMPARE REGISTER

COUNTER REGISTER

COMPARE REGISTER

COUNTER REGISTER

OVERFLOW
COUNTER 1

COC

EN

2

TIC

EN

2

TIC2

IEN

TIC2

ICLR

TIC1

INT

TIC1

IEN

TIC1

ICLR

SCC

TX

IRQ

SCC

TX

IEN

SCC

TX

AVEC

SCC

SC1

SCC

SC0

SCC

RX

IRQ

SCC

RX

IEN

SCC

RX

AVEC

SCC MODEM PIACK

LAN

INT

E/L*

LAN

INT

LAN

IEN

LAN

ICLR

LAN INT

IRQ LEVEL

PRTR

SEL

PLTY

PRTR

SEL
E/L*

PRTR

SEL

INT

PRTR

SEL

IEN

PRTR

SEL

ICLR

PRTR

ANY

INT

PRTR

ACK

PRTR

FLT

PRTR

SEL

PRTR

PE

PRTR

BSY

PRTR SEL

IRQ LEVEL

PRINTER DATA

LAN

SC1

LAN

SC0

LAN

ERR

INT

LAN

ERR

IEN

LAN

ERR

ICLR

LAN ERR

IRQ LEVEL

SCSI

IRQ

SCSI

IEN

SCSI INT

IRQ LEVEL

PRTR PE

IRQ LEVEL

PRTR

PE

PLTY

PRTR

PE

E/L*

PRTR

PE

INT

PRTR

PE

IEN

PRTR

PE

ICLR

PRTR

DAT

ENBL

PRTR

INP

PRTR

STB

PRTR

FAST
ASTB

PRTR

MAN

STB

1362 9403

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