Function
ASCII
Dec.
Hex.
Set/cancel proportional spacing mode ESC P n
27 80 n
1B 50 n
n = 0: End proportional spacing
n = 1: Start proportional spacing
Deselect printer
ESC Q n
27 81 n
1B 51 n
n = 35, 36 or 37
Set all tabs to default setting
ESC R
27 82
1B 52
Set super/subscript mode
ESC S n
27 83
1B 53
Cancel by ESC T.
n = 0: Select superscript mode
n = 1: Select subscript mode
Cancel super/subscript mode
ESC T
27 84
1B 54
Set by ESC S.
Select print direction
ESC U n
27 85 n
1B 55 n
n = 0: Select bidirectional printing
n = 1: Select unidirectional printing (default)
Set/cancel double-wide mode
ESC W n
27 87 n
1B 57n
n = 0: Cancel double-wide mode
n = 1: Start double-wide mode
Set horizontal margins
ESC X n m
27 88 n m
1B 58 n m
n: Define the left margin
m: Define the right margin
Set double density image graphics mode ESC Y n
1
n
2
data
27 89 n
1
n
2
data
1B 59 n
1
n
2
data
Set quadruple density image graphics mode
ESC Z n
1
n
2
data
27 90 n
1
n
2
data
1B 5A n
1
n
2
data
Set presentation highlight *
4
ESC [ @ n
1
n
2
27 91 64 n
1
n
2
1B 5B 40 n
1
n
2
m
1
m
2
m
3
m
4
m
1
m
2
m
3
m
4
m
1
m
2
m
3
m
4
Set initial condition
ESC [ K n
1
n
2
n
3
id
27 91 75 n
1
n
2
n
3
id 1B 5B 4B n
1
n
2
n
3
id
p1 p2
p1 p2
p1 p2
n1: High-order byte specifies a code page
n2: Low-order byte specifies a code page
Set code page
ESC [ T 4 0
27 91 84 4 0
1B 5B 54 04 00
0 0 n
1
n
2
0 0 n
1
n
2
00 00 n
1
n
2
Change graphics line spacing
ESC [ \ 4 0
27 91 92 4 0
1B 5B 5C 04 00
0 0 n
1
n
2
0 0 n
1
n
2
00 00 n
1
n
2
Select high resolution graphics mode ESC [ g n
1
n
2
27 91 103 n
1
n
2
1B 5B 67 n
1
n
2
m data
m data
m data
*
4
Set or cancel the presentation highlight (double-high) mode.
ASCII
ESC [ @ n
1
n
2
m
1
m
2
m
3
m
4
DEC
27 91 64 n
1
n
2
m
1
m
2
m
3
m
4
HEX
1B 5B 40 n
1
n
2
m
1
m
2
m
3
m
4
The parameters are set as follows:
n
1
= 4 n
2
= 0 m
1
= 0 m
2
= 0
m
3
determines the character height and line feed amount:
m
3
Line Feed
Character Height
0
No change
No change
1
No change
Single high
2
No change
Double high
16
Normal line feed
No change
17
Normal line feed
Single high
18
Normal line feed
Double high
32
Double line feed
No change
33
Double line feed
Single high
34
Double line feed
Double high
m
4
determines character width:
m
4
= 0:
No change
m
4
= 1:
Single wide
m
4
= 2:
Double wide
118
Appendix C Printer Command Summaries
