Unisys E-@CTION EFP9800 - Manual (Page 130)

EFP9800 ESC/POS Commands
6– 40 3255 4073– 002
Note: Only the lowest bit of n is effective. When n is even, upside down
printing is turned off and when n is odd, upside down printing is
turned on.
Graphics Commands
These commands are used to control the way graphics are entered or printed.
They are listed in numerical order of their hexadecimal codes.
Select Bit Image Mode
Selects the bit image mode using m. The number of dots is specified by n1 and
n
2. The number of horizontal dots is calculated as: n1 + 256 x n2.
After printing a bit image, the printer returns to normal mode.
If the bit image data exceeds the number of dots that can be printed on a line,
the excess data is ignored. The command is ignored if m or n2 is out of range.