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Operating Instructions-DC
501 0
INPUT/OlJTPUT CONTROL
SYSTEM COMMANDS
ATT 1 or 5
-
x
1 or x 5 Attenuation
DT GATE
-
<GET> controls Start and Stop
_ ,
ATT?
AUTO A
-
Query returns
ATT
-
Sets trigger level
(CH A)
-
Sets trigger level
(CH B)
-
Sets trigger level
(Both channels)
DT TRIG
-
<GET> performs RESET
t n u m >
to signal midpoint
DT OFF
-
Disables Device Trigger
DT?
-
Query returns DT TRIG, DT OFF, or
DT GATE
AUTO B
to signal midpoint
ERR?
-
Returns error code for most recent
event reported by serial poll when RQS
is ON; with RQS OFF it returns the
highest priority status
AUTO A&13
to signal midpoint
CHA A
or B
CHA?
COU AC
or DC
COU?
FIL ON
-
Selects channel for succeeding input
settings
ID?
-
Query returns instrument type and
firmware versions
-
Query returns CHA A or CHA B
IN IT
-
Initializes instrument to
power-on
settings
-
Sets input coupling mode
SET?
-
Query
returns current
instrument
settings
-
Query returns COU AC or COU DC
-
Limits the channel A and B bandwidth
to approximately 20 MHz
TEST
-
Tests ROM, 110, accumulator
FILL OF
FIL ?
LEV
-
Turns off filter
-
Query returns FIL ON at FIL OFF
-
Sets selected channel trigger level
Num range
=
+2.000 to -2.000 ( X I )
or
+
10.000 to
-
10.000 (X5)
STATUS COMMANDS
OPC ON
OPC OFF
OPC?
OVER ON
OVER OFF
OVER?
RQS ON
RQS OFF
RQS?
USER ON
USER OFF
USER?
-
Enables assertion of SRQ on OPER-
ATION COMPLETE
-
Disables
SRQ
on
OPERATION
COMPLETE
-Query
returns OPC ON or OPC OFF
-Enables
asserting of SRQ on counter
overflow
-Disables
SRQ on counter overflow
-Query
returns OVER ON or OVER
OFF
-Enables SRQ assertion
-Disables
SRQ assertion and clears
SRQ
-Query
returns RQS ON or RQS OFF
-Enables
asserting of SRQ when INST
ID button is pushed
-Disables
asserting of SRQ when INST
ID is pushed
-Query returns USER ON or USER OFF
LEV?
L
MAX?
-Query returns trigger level setting of
selected channel
-
Query returns last AUTOtrig maximum
peak voltage
MIN?
-
Query returns last AUTOtrig minimum
peak voltage
PRE ON
PRE OFF
PRE?
SEND
-
Enables prescaler and internal scaling
-
Disables prescaler and internal scaling
-
Query returns PRE ON or PRE OFF
-Obtains and formats new measure-
ment results
SLO POS
SLO NEG
SLO?
TER HI
-
Triggers on positive slope
-
Triggers on negative slope
-
Query returns SLO NEG or SLO POS
-
Sets channel input to termination
1 megohm, 23 pF
-
Sets channel input termination to 50 Q
TER LO
TER?
-
Query returns TER HI or TER LO
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