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The default value for g-units
is
216.
The
value of the g-units
parameter may
be
altered by the
ESC
[\(Set Vertical
Units)
command. The value of
n
must be between 1 and
255.
For
example, to set line spacing to 9/216 assuming g-units equal 216:
LPRINT CHR$(27
)
;CHR$(51
)
;CHR$
(
9
)
;
ESC 4
Set Top of Form
This command sets the current vertical position as the top of form
.
LPRINT CHR$
(
27
)
;CHR$
(
52
)
;
ESC 5
Begin/End Auto Line Feed Mode
ESC 5
n
The parameter
n
=
1
(any
ODD value) causes
the
printer to auto-
matically
perform a
line
feed after each carrier return.
The value
n
=
0 (zero or EVEN
value)
ends the auto feed mode. The
initial
state
of
this mode is determined by the position of setup switch 6
in Switch Group
1.
LPRINT CHR$
(
27
)
;CHR$
(
53
)
;CHR$
(n
)
;
ESC 6
Select Character Set 2
This
command,
in conjunction with ESC 7 (Select Character Set
1), is used to alter the printer's interpretation of code points
3
to
6,
21
,
and 128
to
159. When
character set 2
is
active,
code points 3
to 6,
21
,
and 128 to 159 represent characters and symbols used
in
non-English languages. When character set 1
is
active, the
code
points represent printer controls. See page 4-57. The initial
char-
acter set
selection
is set by setup switch 1 in Switch Group 1.
LPRINT CHR$
(
2
7)
;CHR$
(54)
;
ESC 7
Select Character Set
1
4-26
This command selects printer character set 1. For additional dis-
cussion see ESC 6
(Select
Character Set 2).
LPRINT
CHR$
(2
7
)
;CHR$
(55)
;
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