Esc v (serial interface only) – CITIZEN PPU-231 User Manual

Page 77

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PPU-231 User’s Manual

64

CITIZEN

ESC v (Serial Interface Only)

[Function]

Transmitting the printer status(Serial Type)

[Code]

<1B>H<76>H

[Outline]

Current printer status is transmitted..

[Caution]

• Status sent out consists of 1 byte whose content is as in the table below.

• In DTR/DSR control, after receptible state of the host (DSR signal being in

SPACE state) is confirmed, only 1 byte is transmitted. In XON/XOFF

control, DSR signal state not being confirmed, only 1 byte is transmitted.

• In DTR/DSR control, when the host is in unreceptible state(DSR signal being in

MARK state), it waits until receptible state is created.

• In paper end (paper near end) status, this command may be unreceptible state due to

BUSY state.

Remarks. This command is valid only for serial interface model.

Value

Bit Function

0 1

0

Paper near end

with paper

without paper

1 Not

defined

2

Paper end

With paper

Without paper

3 Not

defined

4

Not used

Fixed to 0

5 Not

defined

6 Not

defined

7 Not

defined

[Sample Program]

OPEN "COM1:N81NN" AS #1 ;

PRINT #1, CHR$ (&H1B) + "v" ;

A$ = INPUT$ (1, #1) ;

CLOSE #1

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