Reply Printer Status - Epson LX-300+ Service Manual

LX-300+/1170
Table 1-26. Bi-Directional Commands
Function Code/ Parameter
Select control language "PM" 02H 00H 00H m1
m1=0(ESC/P), 2(IBM 238x Plus emulation)
Turn printer state reply on/off "ST" 02H 00H 00H m1
m1=0, 1, 2, 3
Turn Slash zero on/off "EX" 06H 00H 00H 00H 00H 00H 01H m1
m1=0(off), 1(on)
Turn Buzzer on/off "EX" 06H 00H 00H 00H 00H 00H 02H m1
m1=0(enable), 1(disable)
Turn IBM emulation Auto "EX" 06H 00H 00H 00H 00H 00H 04H m1
CR on/off m1=0(off), 1(on)
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 according to the printer status at
that time every few seconds.
¡
"@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
o
status_code
¡
¡
Status
In the error state
-
In the busy state
-
In the waiting state
In the idle state
-
In the pose state
o
error_code
-
Error
Fatal error
Port is not selected
Release lever position error
Paper out
Control codes
Table 1-27. Status_Code
"<status code>"
"00"
"02"
"03"
"04"
"05"
Table 1-28. Error_Code
"<error code>"
"00"
"01"
"03"
"06"
Revision C
35