Option 63 — Data Lines and Response Line Logic Polarity with

Parallel Interface

MVP/L150

Lines in Option 63 are normally high active (positive true) but they may be configured to low active (negative true) signals; Selected/Online, PE, and Data Request are affected. Acknowledge, used in the Centronics interface, remains low active.

Option

Number

Display

Configuration Description

.0

.1

63.0

63.1

Enable high active data and responsive lines logic polarity (default). Enable low active data and responsive lines logic polarity.

NOTE: Option 64 is reserved for future use.

150B/L150B

Option

Display

Configuration

Number

 

Description

 

 

 

.0

63.0

Enable high active data and responsive lines logic polarity (default).

 

 

 

.1

63.1

Enable low active data and responsive lines logic polarity.

 

 

 

8–12

Interfaces

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Printronix MVP Series user manual MVP/L150