Motorola MVME1X7P manual Printer Input Status Register

Models: MVME1X7P

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PCCchip2

Printer Input Status Register

ADR/SIZ

 

 

 

 

$FFF42036 (8 bits)

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

BIT

15

14

 

13

 

12

11

 

10

9

 

8

 

 

 

 

 

 

 

 

 

 

 

 

 

NAME

PINT

 

 

 

 

ACK

FLT

 

SEL

PE

 

BSY

 

 

 

 

 

 

 

 

 

 

 

 

 

OPER

R

R

 

R

 

R

R

 

R

R

 

R

 

 

 

 

 

 

 

 

 

 

 

 

 

RESET

X

0

 

0

 

X

X

 

X

X

 

X

 

 

 

 

 

 

 

 

 

 

 

BSY

 

This bit reflects the state of the Printer Busy input pin. It

 

 

 

is 1 when BSY is high and 0 when BSY is low.

 

 

PE

 

This bit reflects the state of the Printer Paper Error input

 

 

 

pin. It is 1 when PE is high and 0 when PE is low.

 

 

SEL

 

This bit reflects the state of the Printer Select input pin. It

 

 

 

is 1 when SELECT is high and 0 when SELECT is low.

 

FLT

 

This bit reflects the state of the Printer Fault input pin. It

 

 

 

is 1 when FAULT* is low and 0 when FAULT* is high.

 

ACK

 

This bit reflects the state of the Printer Acknowledge input

 

 

 

pin. It is 1 when ACK* is low and 0 when ACK* is high.

 

PINT

 

Printer Interrupt Status. When this bit is high, an interrupt

 

 

 

is being generated at the level programmed in one or more

 

 

 

of the Printer Interrupt Control Registers. The interrupt

 

 

 

may come from one or more printer status pins.

 

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Page 242
Image 242
Motorola MVME1X7P manual Printer Input Status Register