Reverse Print

ESC U n

The reverse print command enables the user to print white letters on a black background .Reverse printing begins with the characters following the command.

nSelection R Reverse printing ON n Reverse printing OFF

Note that on power up the printer defaults to reverse printing off.

Example1: The following escape sequence will enable the reverse printing mode.

Escape Sequence:

ESC

U

R

Hexadecimal:

1B

55

52

Decimal:

27

85

82

All characters following this command will be reverse printed. The reverse printing command is terminated either by the Esc U n command or by cycling the printer power.

Example 2: The following escape sequence will disable the reverse printing mode.

Escape Sequence:

ESC

U

n

Hexadecimal:

1B

55

6E

Decimal:

27

85

110

Right to Left and Left to Right Printing

ESC F n

This command causes the printer to change the direction in which characters are printed. The printer direction default mode is set to Left to Right.

nSelection

R Right to Left L Left to Right

Note that on power up the printer defaults to left to right printing mode.

Example1: The following escape sequence will enable the right to left printing mode.

Escape Sequence:

ESC

F

R

Hexadecimal:

1B

46

52

Decimal:

27

70

82

All characters following this command will be printing right to left printed. The right to left printing command is terminated either by the Esc F L command or by cycling the printer power.

Example 2: The following escape sequence will disable the left to right printing mode.

Escape Sequence:

ESC

F

L

Hexadecimal:

1B

46

4C

Decimal:

27

70

76

7

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Image 13
Datamax 7A300007 Rev. 2 manual Reverse Print ESC U n, Right to Left and Left to Right Printing ESC F n