Printer User Manual

Chapter 2 Operating Your Compact Printer
Page 15
2.4 CONTROL CHARACTERS
The printer has a set of commands which provide control of printer functions. The printer also
provides response commands informing the user of the printer status. In this section, the
recognized control characters and the corresponding printer actions are summarized.
CHAR. CON H/D CONTROL ACTION
EOT
^D
04/04
End Of Text
printer sends an EOT character when buffer
is empty. This is used to tell the host
that printer is in idle mode.
BS
^H
08/08
Back Space
remove previous character in print buffer.
HT
^I
09/09
Horizontal Tab
Tab to 5,9,13,17,21,25,29,33,37 or to the
beginning of next line.
LF
^J
0A/10
Line Feed
Advance to beginning of next line.
VT
^K
0B/11
Vertical Tab
Advance 5 lines.
FF
^L
0C/12
Form Feed
Advance 10 lines.
CR
^M
0D/13
Carriage Return
Advance to beginning of next line.
clears double width or extended print
pending.
SO
^N
0E/14
Shift Out
All characters are printed in double width
(10x7)
SI
^O
0F/15
Shift In
All characters are printed in normal width
(5x7).
XON
^Q
11/17
Transmitter On
Printer to Host: Ready to receive data.
Host to printer: The host is ready to
accept data.
AUXON
^R
12/18
Print on
Printer to Host: Print is on line.
Transmitted after initial power up or
clearing of printer jam.
XOFF
^S
13/19
Printer receiver is off
Printer to Host: Print Buffer is full.
Host to Printer: Host transmitter off.
NORM
^T 14/20 Return to normal print.