Tektronix 2221 - Page 115

Options
and
Accessories - 2221
Operators
Table
7-29 (
cont )
C
Commands
Description
Л
П
Л
П
Л
П
ALL
DATA
ENCdg
: <
ASCii
,
( BINaryl ,
or HEX
>
Sets the
curve data
encoding
and
decoding
format
. The
power - on
default
is
BINary . Data
points are
represented
as
unsigned
integers
in all
formats .
2230
DATA
SOUrce : <
REF1 ,
REF2
,
or
REF3
>
Selects the
named
reference
memory
to
provide the
waveform data
for
WFM ?,
or
CURV ?
query
.
WAV ?,
ALL
DATA
SOUrce :
<
[
ACQ ]
or
REF4
>
Selects
either the
present
acquisition
or
the
REF4
reference
memory to
provide
the
waveform
data for a
WAV
?,
WFM ?, or
CURV
?
query
.
The
power
-
on
default
is
ACQ
,
and it
will be
selected
if
the
argument is
omitted
.
2230
DATA
TARget : <
REF1 ,
REF2
,
or
REF3 >
Selects the
named
reference
memory to
receive
data
sent
with a
CURve
or
WFMpre
command
. At
power - on ,
REF1 is
selected
. There is
no
default
selection
.
ALL
DATA
TARget
:
REF4
Selects
REF4
as
the
reference
memory to
receive
data sent with
a
CURve or
WFMpre
command
. This
is the only
selection
for the
2220 and
2221 .
ALL
DATa ?
Returns the
selection of
data
source
,
target
,
channel and
encoding
.
The
short
form of
the return is
:
DAT
SOU
:
ACQ
,
TAR
:
REF1
,
CHA
:
CH1
,
ENC : BIN ;
Each
DATa argument may be
individually
queried to
obtain that
selection
only
.
ALL
WAVfrm
?
П
П
1
Л
?
Л
Л
1 П
П
П
ni
Returns the
waveform
data from the
oscilloscope .
The
return
is the
combined
waveform
preamble and
waveform
data . The
waveform
assigned by
the
DATA
SOUrce
and
DATA
CHAnnel
commands
is
sent in the
encoding
assigned by
the
DATA ENCdg
command
.
The form of the
return is :
WFM <
ascii
preamble > ;
CURV <
waveform data > ;
7-39