Compuprint 6314 CDL - Manual (Page 5)

CDL – Programmer Manual
5
I m m e d ia t e c o m m a n d s
S O H
L o c a l s e t t in g c o m m a n d s
S p e c ia l c o m m a n d s
G e o m e t ric fig u re s
A lp h a n u m e ric fie ld s
B a rc o d e s
G ra p h ic im a g e s
O b je c t d e fin it io n c o m m a n d s
L a b e l d e fin it io n c o m m a n d s
S T X L
S y s t e m c o m m a n d s
S T X
C D L c o m m a n d s
fig. 1 – Command hierarchy
Immediate commands (SOH)
These commands, preceded by the ASCII characters SOH (01
10
, 01
H
), are immediate that is
they are executed as soon as they are received, and take priority over other commands.
They act “at high level” e.g. to reset the printer, to request its status or to disable the
interpreter.
System Commands (STX)
These commands are preceded by the ASCII characters STX (02
10
, 02
H
) and are executed in
the order in which they are received: only immediate commands (SOH) can “queue jump”.
Label definition commands (STX L)
STX L is an “opening” command (you close with E, X or s(A/B/C/D/E)nn...n) for the
label “building” operations. That is the instructions that permit you to create the label
are enclosed within STX L and E (X or s(A/B/C/D/E)nn...n).
In particular, the commands defining the label parameters can be classified as
follows: