Chapter 7: Graphics Commands for 24-Pin Printers66
Parameters L
n
and H
n
Parameters L
n
and H
n
are used to designate the number of bytes to follow in the subsequent
parameters, where
Number of Bytes = L
n
+ (H
n
x 256)
L
n
and H
n
can have any value from 0 to 255 decimal. Generally, L
n
is set to 1 and H
n
is set to 0.
Parameter P
n
Parameter P
n
sets the graphics mode. It can have a hexadecimal value of 01 or 31.
Note: To cancel the graphics mode, enter the ESC @ command.
Set/Reset Graphics Mode Command (Epson)
⻬ ML390 Turbo, ML391 Turbo
Function ASCII Dec Hex
Engage Raster Graphics Mode ESC DLE G n 1 27 16 71 n 49 1B 10 47 n 31
Disengage Raster Graphics Mode ESC DLE G n 0 27 16 71 n 48 1B 10 47 n 30
Use this command to engage and disengage the graphics mode.
Parameter n
This parameter determines how this command is handled:
n = 0: Command invalid
n = 1: data valid
n > 1: data valid; data that follows is discarded after the command has been executed.
Print Raster Graphics Command (Epson)
⻬ ML390 Turbo, ML391 Turbo ⻬ ML590, ML591
Function ASCII Dec Hex
Print Raster Graphics ESC . P
c
P
v
P
h
P
m
L
n
H
n
[data]
27 46 P
c
P
v
P
h
P
m
L
n
H
n
[data]
1B 2E P
c
P
v
P
h
P
m
L
n
H
n
[data]
Use this command to print bit-image graphics horizontally.
Parameter P
c
Parameter P
c
sets the mode:
P
c
= 0: Full Graphics Mode
P
c
= 1: Compressed Mode
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