Epson TM U295 Operation Guide - Page 69

When the printer is disabled by, receive buffer status.

Page 69 highlights

Bit Off/On Hex Decimal Status for ASB Off 1 On 00 0 02 2 On-line/Off-line status disabled. On-line/Off-line status enabled. Off 2 On 00 0 04 4 Error status disabled. Error status enabled. Off 3 On 00 0 08 8 Undefined. Undefined. Off 4 On 00 0 10 16 Undefined. Undefined. Off 5 On 00 0 20 32 Slip sensor status disabled. Slip sensor status enabled. Off 6 On 00 0 40 64 Undefined. Undefined. Off 7 On 00 0 80 128 Undefined. Undefined. [Notes] • If n = 0, ASB is disabled. • ASB is enabled if only one status is selected. The printer automatically transmits a status of four bytes whenever the status changes. • If ASB is enabled while processing this command, the current status is transmitted with no regulations. • When transmitting a status, the printer transmits only four bytes without confirming the condition of the DSR signal. • Four bytes of status data must be consecutive, except for XOFF code. • This command is executed when the data in the receive buffer is developed. Therefore, there may be a time lag between receiving this command and transmitting the status, depending on the receive buffer status. • When the printer is disabled by ESC =, this command is disabled but ASB is not disabled. • When using ESC u, ESC v, GS I or DLE EOT, the status transmitted by this command, the ASB information, and the status transmitted by another commands must be differentiated. • The status to be transmitted are as follows: Commands 5-29

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Commands
5-29
[Notes]
• If
n
= 0, ASB is disabled.
ASB is enabled if only one status is selected. The printer
automatically transmits a status of four bytes whenever the status
changes.
If ASB is enabled while processing this command, the current
status is transmitted with no regulations.
When transmitting a status, the printer transmits only four bytes
without confirming the condition of the DSR signal.
Four bytes of status data must be consecutive, except for XOFF
code.
This command is executed when the data in the receive buffer is
developed. Therefore, there may be a time lag between receiving
this command and transmitting the status, depending on the
receive buffer status.
When the printer is disabled by
ESC =
, this command is disabled
but ASB is not disabled.
When using
ESC u
,
ESC v
,
GS I
or
DLE EOT
,
the status
transmitted by this command, the ASB information, and the status
transmitted by another commands must be differentiated.
• The status to be transmitted are as follows:
1
Off
00
0
On-line/Off-line status disabled.
On
02
2
On-line/Off-line status enabled.
2
Off
00
0
Error status disabled.
On
04
4
Error status enabled.
3
Off
00
0
Undefined.
On
08
8
Undefined.
4
Off
00
0
Undefined.
On
10
16
Undefined.
5
Off
00
0
Slip sensor status disabled.
On
20
32
Slip sensor status enabled.
6
Off
00
0
Undefined.
On
40
64
Undefined.
7
Off
00
0
Undefined.
On
80
128
Undefined.
Bit
Off/On
Hex
Decimal
Status for ASB