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A794 Owner’s Guide Chapter 6: Programming Information
March 1999 83
Select Double-Density Graphics
Enters one line of 8-dot double-density graphics into the print buffer. Any print
command is required to print the line, after which the printer returns to normal
processing mode. Double-density mode allows 0-576 dot columns. The number of bytes
sent is represented by the formulas in the table.
Each bit corresponds to one horizontal dot. Compare to Set Bit Image Mode (1B 2A,
m=1) earlier in this document.
ASCII ESC Y n1 n2 d1 ... dn
Hexadecimal 1B 59 n1 n2 d1 ... dn
Decimal 27 89 n1 n2 d1 ... dn
Value of n
Value of
n
(8-Dot
Single Density Mode)
Value of
n
(24-Dot Single
Density Mode) Value of
d
n1 + (256 x n2) 3 x [n1 + (256 x n2)] Number of Bytes of Data
(Printed Down, Then Across)
Formulas
See the above table.