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ESC Dec
Hex Symbol
27
1B
ESC 33
21
25
ESC 37
ESC 3 8
26
Function
ESC
Escape. Prepares the printer to re-
ceive control codes.
!
Master Select
Selects 1 of 64 unique print mode
combinations. Format:
ESC "!" n
where n stands for a number between
0 and 255.
Activates a character set.
ESC "%" 0 0
selects the ROM set, and
ESC "%" 1 0
selects the RAM set defined by ESC
"&".
Defines user characters in RAM.
Format:
ESC "&" 0 cl c2 a d, . . . d,,
The 0 is for future use, c, is the start-
ing character, cz is the ending charac-
ter. Both cl and c2 must be between
58 and 63 inclusive. If a>=128, char-
acter uses top 8 pins; if a<128,
character uses bottom 8 pins. Each
character in the range c
an attribute byte (a) and 11 data bytes
If NLQ mode is selected first, the
command requires 3 bytes for a. The
first, ao, is ignored, the second, a,, is
the printing width and values above
12 are ignored. The third, a?, is the
value of the right spacing and is auto-
matically adjusted to 12-a,. In NLQ
the command also requires 3
bytes.
-c
requires
l
2
x
a
data
l
B-3
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