Olivetti PR 4 - Page 57

Epson TM-U950 Commands 4-21
ESC U n
Turn on/off unidirectional printing mode
Hexadecimal code: 1B 55 n
Range:
n = 0-255
Turns unidirectional printing mode on or off.
When the LSB of
n
is 0, turns on unidirectional printing mode.
When the LSB of
n
is 1, turns off unidirectional printing mode and turns on bi-directional printing mode.
Notes:
- When unidirectional printing mode is turned on, the printer prints from left to right.
- To avoid horizontal misalignment, unidirectional printing mode should be used.
-
Only the lowest bit of
n
is enabled.
Default:
n = 0
ESC \ nL nH
Set relative print position
Hexadecimal code: 1B 5C ..
Range:
nL = 0-255
nH = 0-255
Sets the print starting position based on the current position.
Notes:
-
Use the supplement of
n
for setting
n
pitch movement to the left:
-
n
pitch = 65536 -
n
- The print starting position is [(nL + nH x 256) x (horizontal motion unit)] inches calculated
from the current position.
- Any value that falls outside the printable area is ignored.
References:
ESC $, GS P
ESC a n
Select justification
Hexadecimal code: 1B 61 n
Range:
n = 0-2; 48-50
Aligns all the data in one line to specified position.
n
selects the type of justification as follows:
n Justification
0, 48 Left justification
1, 49 Centering
2, 50 Right justification