Unisys E-@CTION EFP9800 - Manual (Page 132)

EFP9800 ESC/POS Commands
6– 42 3255 4073– 002
Define Downloaded Bit Image
Defines a downloaded bit image as specified by n1 and n2.
Hexadecimal Decimal ASCII
1D 2A n1 n2 [d] (n1 x n2 x 8)* 29 42 n1 n2 [d] (n1 x n2 x 8)* GS * n1 n2 [d] (n1 x n2 x 8)*
*There are n1 x n2 x 8 data columns (the value [d]). The value n1 x n2 x 8
does not appear in the data stream.
Value of n1 Va
lue
of
n2
Value of n1 x n2
1 - 255 1 -
25
5 1 - 512
The bit image data is represented by d. The number of dots is:
•
n 1 x 8 in the horizontal direction
•
n 2 x 8 in the vertical direction
The downloaded bit image remains in effect until:
•
A different downloaded bit image is defined.
•
The printer is initialized, reset, or turned off.
•
A user-defined character set is defined.
A user-defined character set and a downloaded bit image cannot be defined
simultaneously. When the Define Downloaded Bit Image command (1D 2A) is
performed, the user-defined character set is cleared.
The relationship between the bit image data and the defined dots is shown
below.