GW Instek GDS-1000A Series Programming Manual User Manual
Page 31
COMMA
ND
DET
A
ILS
61
:trigger:source
<NR1>
:trigger:source?
:trig:
sour <
N
R1>
:trig:
sour?
Parameter
<N
R1>
Trigger
so
urc
e
<N
R1>
Trigger
so
urc
e
0
Channel 1
2
Line
1
Channel 2
3
Externa
l i
nput
Example :trigger:source
0
Select
s
C
han
nel 1 as
th
e
trigger
source
:TRIGger:TYPe
Set
Quer
y
Descrip
tion
Sel
ects the trigger type.
Same
as: Tr
ig
ger ke
y
→
F1
Syntax
< Long >
< Short >
:trigger:type
<NR1>
:trigger:type?
:trig:
typ <
N
R1
>
:trig:
typ?
Parameter
<N
R1>
Trigger
type
<N
R1>
Trigger
type
0
Edge
2
Pulse
1
Vid
eo
Example :trigger:type
0
Selects the ed
ge trig
ger
type
:TRIGger:VIDeo:FIELd
Set
Quer
y
Descrip
tion
Sel
ects the trigger
fi
el
d
in
th
e vi
deo tri
gger.
Same
as: Tr
ig
ger ke
y
→
F
1(V
ideo
)
→
F5
Syntax
< Long >
< Short >
:trigger:
video:f
ie
ld
<NR1>
:trigger:
video:f
ie
ld?
:t
rig
:v
id:
fie
l <N
R
1>
:trig:
vid:fie
l?
Parameter
<N
R1>
Field
<N
R1>
Field
0
Line
2
even
GDS-1000A
Pr
ogramming
Manual
62
1
odd
Note
Before
us
ing
th
is comm
and
, se
lect
th
e vi
deo
trigger
. See th
e examp
le below.
Example :trigger:type
1
:trigger:
video:f
ie
ld 1
Sel
ects the video tri
gger
and od
d trigg
er field
:TRIGger:VIDeo:LINe
Set
Quer
y
Descrip
tion
Select
s t
he t
ri
gger
fie
ld
lin
e in t
he v
ideo t
rigge
r.
Same
as: Tr
ig
ger ke
y
→
F
1(V
ideo
)
→
F5
→
Var
iable kno
b
Syntax
< Long >
< Short >
:trigger:
video:l
ine
<NR1>
:trigger:
video:l
ine?
:trig:
vid:lin <NR1>
:trig:
vid:lin?
Parameter
<N
R1>
Line range
<N
R1>
Line range
1 ~
263
NTSC odd
1 ~
313
PAL/SECA
M odd
1 ~
262
NTSC even
1 ~
312
PAL/SECA
M even
Note
Before
us
ing
th
is comm
and
, se
lect
th
e vi
deo
trigger
, TV st
and
ard,
and
odd or even
trigge
r fie
ld.
See the
exam
ple below
.
Example :trigger:type
1
:trigger:video:type 0
:trigger:
video:f
ie
ld 1
:trigger:
video:l
ine 313
Selects
the vi
deo
trigger
, P
A
L,
odd field
triggering, an
d line
313
:TRIGger:VIDeo:POLarity
Set
Quer
y
Descrip
tion
Select
s t
he vi
deo t
rig
ger p
olar
it
y.
Same
as: Tr
ig
ger ke
y
→
F
1(V
ideo
)
→
F4
Syntax
< Long >
< Short >