PD Pen Down

PD

Pen Down

Instructs the spectrum analyzer to plot vectors on the spectrum analyzer screen until a PU
command is received.
Syntax
(
PD
XPD
Related Commands: DSPLY, PA, PLOT, PR, PU, TEXT.
Example
OUTPUT
718;"IP;BLANK
TRA;"
OUTPUT
718;"ANNOT
0FF;GRAT
OFF;"
OUTPUT
718;"PU;"
OUTPUT
718;"PA
100,lOO;PD
100,150;"
OUTPUT
718;"150,150,150,100,100,100;"
Description
Initializes the spectrum analyzer and blanks
trace A.
Clears the spectrum analyzer screen.
R?n
up.
PU
and PA commands prevent an initial
vector from being drawn before the pen is
positioned at
(100,
100). PD draws a vector
to (loo, 150).
Draws the last three
sio!es
of
the rectangle.
The command PD is used to enable drawing of all vectors specified by the commands PA (plot
absolute), or PR (plot relative). It remains in effect until a PU command is received. PD does
not need to be executed before using the TEXT or DSPLY commands.
Programming Commands
5-418