User’s Manual
31
ZEKA LP
7.3.6. IMMEDIATE PRINTING OF GRAPHICAL INFORMATION
The command allows direct drawing of graphic in the graphic buffer of the
printer, which is not loaded into printer memory.
format:
GWa,b,c,d,e
a
X co-ordinate of the upper left corner: 0..2047.
b
Y co-ordinate of the upper left corner: 0..2047.
c
Horizontal size - 8 dots per unit (bytes): 1..127.
d
Vertical size in dots 0..2047.
e
Graphic data. c*d data bytes, 8 dots per byte, bit 1 means black dot. The
data is sent in horizontal rows left to right. After all data is necessary to add
CR
and
LF
.
Format of the text data for commands A (text) and B (barcode)
The input data for commands A and B is string, which can be formed by
pasting free text, current date and time and some of the defined and initialized
counters and variables in the desired by the user order and piece. The separate
elements are pasted together from left to right in the way they was described.
The coding is as follows:
Free text:
Quoted text, sent directly. If there are anywhere in the text
quotation marks, they must be preceded by ‘/’.
Current date:
coded with
TD[m]
.
m
is non compulsory integer
parameter from –3600 to 3600 and indicates offset of current date. Instead of
fixed offset after ‘TD’ can be put sign ‘+’ and variable name. If the variable can
be interpreted as integer number between –3600 and 3600, its value will be
used, otherwise the current date will be printed.
Current time:
coded with
TT.
Variable:
format
Vn [modifier]
n
Variable number.
Modifiers:
These are instructions for separating certain symbols from the
variable. The number is arbitrary. When missing, the variable is inserted in the
way it was defined and initialized without further processing. The printer
executes following modifiers:
>
Provokes cutting off the sting of leading characters that are same as
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