Reply Printer Status - Epson LX-300+II RTP Service Manual

EPSON LX-300+II/300+II RTP/1170II
Table 1-34. Bi-Directional Commands (continued)
Function Code/ Parameter
Set starting data/month/year "SD" 04H 00H 00H m1 m2 m3
00<=m1<=99, 01<=m2<=12, 01<=m3<=31
Inquire printer state reply on/ "ST" 01H 00H 01H
off "@BDC" SP "PS" CR LF "ST:" <nn> ";" FF
Echo parameters "??" nL nH 01H <chr-str>
"@BDC" SP "PS" CR LF "??:" <chr-str> ";" FF
Inquire starting date/month/ "SD" 01H 00H 01H
year "@BDC" SP "PS" CR LF "SD:" <nn1> <nn2>
<nn3>";" FF
Inquire total printing lines/ "TL" 01H 00H 01H
power on hours "@BDC" SP "PS" CR LF "TL:" ";" "TPL:"
<nnnnnnnn2>
";" "TPH:" <nnnn3>";" "TPR:" <nnnnnnnn4>
";" FF
PRODUCT DESCRIPTION

1.5.3.1 Reply Printer Status

Save
The printer sends back one of the five strings shown below every few seconds according to
the printer status at that time.

"@BDC"SP "ST" CR LF
"ST:" <status code>";"
-
["ER:" <error code>";"]
["PP:"<paper_path>";"]
["CD:"<printer status codes>";"]
-
["IG:"<nn1><nn2><n3>[","...<nnx1><nnx2><nnx3>]";"]
["TEC:"<ii1>";"]
-
FF

status_code
-
Status
In the error state
In the busy state
In the waiting state
In the idle state
In the pause state

error_code
Error
Fatal error
Port is not selected
Release lever position error
Paper out
Control codes
Table 1-35. Status_Code
"<status code>"
"00"
"02"
"03"
"04"
"05"
Table 1-36. Error_Code
"<error code>"
"00"
"01"
"03"
"06"
Revision D
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