Esc [ @ esc, Selects the printing type style. (ibm 2391 + only) – Compuprint 4247-L03 Programmer Manua User Manual
Page 38

This command causes the printing of one line from left to right.
ESC [ @
Selects the printing type style. (IBM 2391 + only)
ASCII Code
ESC [ @ 4 0 m
1
0 m
3
m
4
Hexadecimal Value
X'1B' X'5B' X'40' 04* 00* m
1
00* m
3
m
4
Decimal Value
27 91 64 4 0 m
1
0 m
3
m
4
(*) These values are constants.
This command is used to modify the type style of the character and the number of line spacing. Use this
command for:
1. Italic printing
2. Single-high character
3. Double-high character
4. Single-wide character
5. Double-wide character
6. Single Line Feed
7. Double Line Feed
These selections may be combined, for example, italic print with double height or doublewide character
and double line feed.
See the following tables for m
1
, m
3
and m
4
selections:
m
1
Selection
m
3
Selection
m
4
Selection
0
No Change
0
No Change
0
No Change
1
Start Italic Printing
1
Single-High Character
1
Single-Wide Character
2
Stop Italic Printing
2
Double-High Character
2
Double-Wide Character
4
Start Outline
16
Single Line Feed
16
Single Line Feed
8
Stop Outline
32
Double Line Feed
32
Double Line Feed
16
Start Shadow
32
Stop Shadow
ESC [ @
Sets double high printing and double line feed. (IBM)
ASCII Code
ESC [ @ l h m
1
m
2
m
3
m
4
Hexadecimal Value
X'1B' X'5B' X'40' l h m
1
m
2
m
3
m
4
Decimal Value
27 91 64 l h m
1
m
2
m
3
m
4
l = normally 4, h = normally 0, m
1
= 0, m
2
= 0
This command sets height, width, and vertical spacing.
The l and h parameters specify the number of mode bytes m
x
contained in the sequence.
The m
3
and m
4
parameters specify the printing characteristics.
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Programmer Manual