User Manual and Technical Gui de The O'Nei l microFlash Series of Printers Appendix B: Query • 103
ESC{ST?}
Status
Query Format: ESC{ST?}
Reply Format: {ST!E:x;L:x;P:x;R:x;B:x;H:x}
Function: Shows whether next print request is doable, or
returns info about errors from the last request.
Reply Example: {ST!E:N;L:D;P:P;R:62;B:O,H:O}
Reply Explanation:
ST! This is a reply to a STATUS query.
E:N;There are no errors.
L:D;The paper release lever is down, ready to print.
P:P;Paper is present.
R:62;62K bytes remain in the input buffer.
B:O; Acceptable battery voltage and temperature.
H:O; Print head temperature is in acceptable range.
*Rows marked with asterisk apply to Easy Print and Line Printer Mode. Rows
without an asterisk apply only to Easy Print.
Query Reply Definition
ENN = no error*
Ecc = command error (invalid command)
Edd = data error (e.g. letter in numeric-only bar code)
Eff = font not available
Egg = global parameter error
Eoo = overrun of buffer*
Epp = field parameter error
Eqq = qmark not found*
Err = row/column error
Ess = syntax error
LU,D Lever = Up or Down
PP,N Paper = Present or Not present
Rnn RAM buffer size remaining, in K bytes.
BO,T,
VBattery condition - O = OK; T = out of Temperature
range; V = out of Voltage range.
HO,T Printhead Temperature - O = OK, T = out of range.