Lexmark Forms Printer 2590 Technical Reference - Page 21

IBM Emulation Mode Printer Commands, Control Codes

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Draft document 2-1 Control Codes CHAPTER 2: IBM Emulation Mode Printer Commands This section provides a detailed description of IBM emulation mode commands you can use with your printer. Control Codes Code Name Beeper Backspace Horizontal Tab Line Feed Control codes are one-character printer commands that are used to: • Manage the printing of a job. • Control the movement of the cursor, which changes the current print position. • Control secondary font selection, such as condensed and double-wide. The first 32 characters of the Standard ASCII table are control codes. This printer uses the following control codes. Table 2-1: Control Codes Symbol BEL BS HT LF Description Value (Dec) Sounds the printer beeper for approximately 1 second. 7 Causes the printer to move the current print position one 8 character position to the left. Moves the print head to the next horizontal tab position 9 specified by the ESC D command. If no tab position is set or programmed, tabs are set by default to every 8th column, beginning at column 9. When no tab is set between the current position and the right margin or if the tabs are all cleared, the code is ignored. Advances the paper one line on the page. An automatic 10 carriage return may be optionally disabled. Value (Hex) 07 08 09 0A

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Control Codes
2-1
Draft document
CHAPTER 2: IBM Emulation Mode
Printer Commands
This section provides a detailed description of IBM emulation mode commands you
can use with your printer.
Control Codes
Control codes are one-character printer commands that are used to:
•
Manage the printing of a job.
•
Control the movement of the cursor, which changes the current print position.
•
Control secondary font selection, such as condensed and double-wide.
The first 32 characters of the Standard ASCII table are control codes. This printer uses
the following control codes.
Table 2-1:
Control Codes
Code Name
Symbol
Description
Value
(Dec)
Value
(Hex)
Beeper
BEL
Sounds the printer beeper for approximately 1
second.
7
07
Backspace
BS
Causes the printer to move the current print position one
character position to the left.
8
08
Horizontal Tab
HT
Moves the print head to the next horizontal tab position
specified by the ESC D command. If no tab position is
set or programmed, tabs are set by default to every 8th
column, beginning at column 9.
When no tab is set between the current position and the
right margin or if the tabs are all cleared, the code is
ignored.
9
09
Line Feed
LF
Advances the paper one line on the page.
An automatic
carriage return may be optionally disabled.
10
0A