Epson A794-D100 - Manual (Page 91)

A794 Owner’s Guide Chapter 6: Programming Information
March 1999 85
Define Downloaded Bit Image
Enters a downloaded bit image (such as a logo) into RAM or Flash with the number of
dots specified by n1 and n2. The downloaded bit image is available until power is
turned off, another bit image is defined, or either Initialize Printer (1B 40), command is
received.
See the illustration below for a graphic representation of the downloaded bit image.
d1
d2
dn
d
Top of Graphic
dn
MSB
LSB
Column Column
One 72 x 8 Max.
Row
One
Row 64
Max. 64
65
d
ASCII GS * n1 n2 d1 ... dn]
Hexadecimal 1D 2A n1 n2 d1 ... dn]
Decimal 29 42 n1 n2 d1 ... dn]
Value of n
Value of n1 Value of n2 Value of d
1-72 (8 x n1 = Number of
Horizontal Dot Columns) 1-64 (Number of
Vertical Bytes)
1
Bytes of Data (Printed
Down, Then Across)
1 The number of bytes sent is represented by the following formula:
n = 8 x n1 x n2 (n1 x n2 must be less than or equal to 4608).
Ranges
See table
Exceptions
See the illustration for the Print Downloaded Bit Image command (1D 2F) for a
representation of the bit image.