50. Specifying speed (bps) of the serial port (ESC S)
Code: [1Bh] + [53h] + n
Sets new communication speed for the serial interface.
The command is valid only when the printer is connected through a serial cable. Possible values of
parameter n:
0 or ‘0’:
1200 bps
1 or ‘1’:
2400 bps
2 or ‘2’:
4800 bps
3 or ‘3’:
9600 bps
4 or ‘4’:
19200 bps
5 or ‘5’:
57600 bps
6 or ‘6’:
115200
bps
7 or ‘7’:
38400 bps
The last setting is valid after switching OFF and ON the printer.
Default value is 6 (115200 bps).
51. Printing short self test (ESC T)
Code: [1Bh] + [54h]
Prints current printer parameters, including intensity, temperature of the print head, battery
voltage, speed in case of serial connection, etc.
52. Selecting / Canceling underlined printing (ESC U).
Code: [1Bh] + [55h] + n
Possible values for n:
0 or ‘0’ Canceling underlined characters
1 or ‘1’ Specifying underlined characters
Note:
No underlines are attached to 90°-right- turned characters.
53. Selecting / Canceling printing 90° - right turned characters (ESC V)
Code: [1Bh] + [56h] + n
n can be from 0 to 255, but only the least significant bit is of
significance: 0 Canceling 90°-right- turned Characters
1 Specifying 90°-right- turned Characters
Note:
No underlines are attached to 90°-right- turned characters.
54. Defining the print area in page mode (ESC W)
Code: [1Bh] + [57h] + xL + xH + yL + yH + dxL + dxH + dyL + dyH
xL and xH Low and high byte of the horizontal offset of the relative top left corner of the
page.
yL and yH Low and high byte of the vertical offset of the relative top left corner of the
page.
dxL and dxH Low and high byte of the width of the page.
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