Confidential

APPENDIX J: NOTES ON USING THE ASB STATUS

Any accumulated ASB status signals left for transmission from the last to the newest ASB status transmission shall be transmitted together at a time as one ASB status showing the presence of change, followed by the latest ASB status.

Example: In the normal (wait) state, the ASB status is configured as follows.

First Status

Second Status Third Status Fourth Status

0001 0100

0000 0000

0000 0000

0000 1111

When a sequence of operations are performed, the roll paper cover is opened, and then the roll paper cover is closed, the following pieces of data are accumulated.

 

First Status

Second Status

Third Status

Fourth Status

 

c

0011 1100

0000 0000

0000 0011

0000 1111

The printer cover is opened.

 

 

 

 

 

 

d

0001 1100

0000 0000

0000 0011

0000 1111

The printer cover is closed.

 

 

 

 

 

 

e

0011 1100

0000 0000

0000 0011

0000 1111

The printer cover is opened.

 

 

 

 

 

 

f

0001 1100

0000 0000

0000 0011

0000 1111

The printer cover is closed.

When the ASB status is received following this, a total of eight (8) bytes of ASB will be transmitted, as follows.

Accumulated ASB (c+d+e+f)

 

First Status

Second Status

Third Status

Fourth Status

Accumulated ASB (c+d+e+f)

0011 1100

0000 0000

0000 0011

0000 1111

+

First Status

Second Status

Third Status

Fourth Status

The latest ASB

0001 1100

0000 0000

0000 0011

0000 1111

Fourth Status

 

 

 

 

TITLE

EPSON

TM-T81

SHEET

NO

 

 

 

REVISION

 

 

 

 

 

Specification

 

 

 

 

 

 

A

NEXT

SHEET

(STANDARD)

 

 

 

 

 

 

App.2

 

Appp.13.

 

 

 

 

END

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

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Image 137
Epson T81 specifications Appendix J Notes on Using the ASB Status, End