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App.2 App.1
TM-T81
Specification
(STANDARD)
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
END
App.13