Table of Contents
Advertisement
ESC A.
ESC 1\
IMii.t4
ESC A - 9-pin bit image mode
m.1i4111.lej
CHR$(27);
"1\"
;CHR$(a);CHR$(n1);CHR$(n2);CHR$(m11);
CHR$(m12);CHR$(m21); CHR$(m22)'"
(a
=
0 or 1)
liiiitdil.til
This code sets 9-pin bit image mode.
a
dots/S inch
0
480 (normal density)
1
960 (dual-density)
.0
Uppermost pin
As shown in the figure, the 9 pins in
of print head
the head are divided into the upper
8 pins and the lowest pin, which
MSB.
oj
print in the order of the first and
o.
Q)
o.
second bytes. These two bytes
.0
>-
together control the pattern for a
.0
(J)
-
. ...
o.
single dot position.
.0
o •
• 0
Q)
x x
.0
>-
x x
x x
C
•
Dot
"
a
x x
u
Q)
x x
(/)
x x
x x
In the figure, data will be sent in the following order.
CHR$(170) ;CHR$(128) ;CHR$(85) ;CHR$(O);
Differing from other bit image print codes, the number of dot
positions to be printed becomes half of the total number of data sent
after n
1
and n2'
For the procedure to obtain n
1
and n2, refer to ESC
K.
3-53
Advertisement
Table of Contents
