User’s Manual
37
Example:
b0,0,P,320,100,f0,”DATECS Ltd.\ 10www.datecs.bg\10"
will print the a PDF417 bar-code containing the data:
DATECS Ltd.<LF>www.datecs.bg<LF>
Upper left corner of the image will be (0,0). Starting from
module width 6, the printer reduces the size until the bar-
code can be printed. The resulting bar-code has 9 columns
and 5 rows. Error correction level is automatically set to 1 (4
error correction codewords). Auto compression mode is
selected, the printer uses text compaction with shift to byte
compaction for encoding the <LF> characters.
Direct printing of graphics
The command permits the screening of a graphic image in
the memory of the printer, which has not been saved there in
advance.
Format
:
GWa,b,c,d,e
a
X coordinate of the upper left angle: 0 - 2047.
b
Y coordinate of the upper left angle: 0 - 4095.
c
Horizontal size in units of 8 dots (bytes) 1 - 127.
d
Vertical size in dots: 0 - 2047.
e
Graphic lines. There are
c*d
bytes of information,
8 dots per byte where bit 1 is a black dot. Data is sent
in horizontal lines from left to right. CR and LF are
added at the end of all data.
Format of the text information for commands A (text) and B (bar code)
The input data for the commands A and B is a string which
can be formed by the joining of a free
text the current date
and hour as well as some of the defined and initialized
counters and variables in the order and quantity as required
by the user. The separate elements are joined together in the
order of their description from left to right. Their encoding is
as follows:
Free text:
This is entered directly and is closed by inverted
brackets.
If the symbol
“
has to find a place in
the text it must be preceded by ‘\’.
Current date:
It is coded with
TD[m]
, where m is not a compulsory
whole number from -3500 to 3500 setting the offset
size in relation to the current date.