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Operator’s Guide 131
•
The second line is the command that is performed whenever you use
this batch file. Enter Ç by pressing the
ALT
key and entering 155 from
the numeric keypad on the right side of the keyboard. Data byte value
155 is also an ESC control code in Epson and IBM #1 character sets.
•
Enter ! by typing !. Enter ^A by pressing the ALT key and entering "1"
from the numeric keypad. Data byte value 01 decimal is represented
by an ^A on the screen, or occasionally by the smiley face.
•
The third line closes the file, saving it as named in Line 1. Enter ^Z by
pressing the
CTRL
key and entering Z from the keyboard or by pressing
function key F6.
Once the batch file is created, type the name of the file when you want to
send the control command to select 12 pitch to the printer. Type the
following at the DOS prompt:
12PITCH
The same command can be sent using the following BASIC program:
ASCII sequence:
ESC ! <smiley face>
BASIC program:
LPRINT CHR$(27);"!";CHR$(1);
or,
BASIC program:
LPRINT CHR$(&H1B);CHR$(&H21);CHR$(&H01);
where the prefix &H is used to denote hexadecimal numbers.