Compuprint MDP40B Programmer Manual Manual de usuario Pagina 78

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A-76
n
and
m
Indicate the byte number of the sequence
n
is the low part and
m
is the high
part.
id:
Indicate the printer model. The
id
related to your printer is
23H
.
p
and
t
Indicate the memory address of the character that you wish to replace.
p
is
the low part and
t
is the high part.
Data
Is the entry
9 bytes
of the character that you want to position at address
specified by
p
and
t
.
ESC =
Defines downloaded characters.
(IBM Proprinter 4722, 9068)
ASCII Code ESC =
c
1
c
2
n
Hexadecimal Value 1B 3D
c
1
c
2
n
Decimal Value 27 61
c
1
c
2
n
The character font image download (ESC =
c
1
c
2
n
) command downloads up to 256 user-
defined characters.
9 pin font image
c
1
c
2
Define the least-significant and most-significant byte (respectively) of a
hexadecimal count of the bytes
n
that follow the count. You calculate the
count as follows:
Count (c
2
* 256) + c
1
or
Count ((number of downloaded characters) * 13) + 2
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