Brother TD-2120N User Manual
Page 45
Raster Command Reference
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5. Flow Charts
5.7 Buffered printing error flow for serial/USB connection
Computer (host)
Status information request
Data received.
Printing
Displaying printing
Displaying sending
Sending control codes
Sending raster data
Initialize
The printer is
Initialized.
Sending a print command (print command with feeding (1A)
for the last page or print command (0C) for other page)
Phase change
“Printing” received.
Status (
“Error Occurred”)
READ
Printer
If there are no
problems with the
printer status
(media, etc.), the
data is transmitted.
If there is a problem,
an error appears.
READ
Status (response to status information
request) or an error is displayed
Status
(Phase change:
“Printing”)
Error occurred
The status of the
printer (media, etc.)
is checked and a
response is sent.
Invalidate
The printer is reset.