Page 147 - ZPL II Programming Guide

ZPL Commands 127
~DG

~DG

Download Graphics

Description The ~DG command downloads an ASCII Hex representation of a graphic
image. If .GRF is not the specified file extension, .GRF is automatically appended.

For more saving and loading options when downloading files, see ~DY on page 134.

Format ~DGd:o.x,t,w,data

This table identifies the parameters for this format:

Parameters Details
d = device to store Accepted Values: R:, E:, B:, and A:
image Default Value: R:
o = image name Accepted Values: 1 to 8 alphanumeric characters
Default Value: if a name is not specified, UNKNOWN is used
x = extension Fixed Value: .GRF

t = total number of See the formula in the examples below.
bytes in graphic

w = number of bytes See the formula in the examples below.
per row
data = ASCII The data string defines the image and is an ASCII hexadecimal
hexadecimal representation of the image. Each character represents a horizontal
string defining nibble of four dots.
image

This is the key for the examples that follow:
x = width of the graphic in millimeters
y = height of the graphic in millimeters
z = dots/mm = print density of the printer being programmed
8 = bits/byte

9/15/06 ZPL II Programming Guide 45541L-004 Rev. A