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P1003638-003 TTP 8000 Technical Manual 10/19/2009
Extended status is status from the printer together with devices connected to the I
2
C options-
bus available in some Zebra printers. The short message protocol gives replies up to 255 bytes.
Other protocols may be defined in the future. Protocols are described in separate documents.
<ESC><ENQ>E results in a variable length reply:
Short message status examples:
Suppose we have a printer with a shutter attached.
Example 1 – Out of paper, presenter Jam and Shutter Open Jam.
Hex
Example 2 – No errors in any device.
Hex
ESC ENQ E
Read Extended Status
1B 05 45 hex
27 5 69 decimal
n1 Protocol version, 11h = Short Message Protocol
n2 Protocol length in bytes
n3-n255 Data specified by the protocol
01 Status code 1 (shutter device)
C1 Device Shutter
07 Satus code 7 (printer device)
03 Status code 3 (printer device)
80 Device local host (printer)
05 Tag message length (bytes)
01 Tag ID: Status messages
07 Protocol Length in bytes
11 Protocol SM, version 1 (short message)
00 Tag message length (bytes)
01 Protocol SM, version 1 (short message)
02 Protocol Length in bytes
11 Tag ID: Status messages