HP 54501A - Preamble

PREamble
PREamble
command/query
The :WAVEFORM:PREAMBLE
command
sends
a
waveform
preamble
to
the
previously
selected
waveform
memory
in
the
instrument.
The PREAMBLE
query
sends
a
waveform
preamble
to the
controller
from
the
waveform
source.
Command Syntax:
:WAVeform;PREamble
<
preamble
block
>
Where:
<
preamble
block
>
::=
<format
NR1
>,<type
NR1
>,<points
NR1
>,<count
NR1
>,
<
xincrement
NR3
>,
< xorigin
NR3
>,
<
xreference
NR3
>,
<
yincrement
NR3>,<yorigin
NR3>,<yreference
NR3>
Query
Syntax:
:WAVeform;PREamble?
Returned
Format:
[:WAVeform:
PREamble]
<
preamble
block
> <
ML
>
Where:
<
preamble
block
>
::=
<format
NR1
>,<type
NR1
>,
<
points
NR1
>,<
count
NR1
>,<
xincrement
NR3
>,<
xorigin NR3
>,<
xreference
NR1
>,<
yincrement
NR3>,<yorigin
NR3>,<yreference
NR1
>
Where:
<
format
>
::=
0
for
ASCII
format
1
for
BYTE
format
2
for
WORD
format
4
for
COMPRESSED
format
<type>
::=
1
for
NORMAL
type
2
for
AVERAGE
type
3
for
ENVELOPE
type
Waveform Subsystem
17-14
HP 54501A
Programming