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Programming Reference
SCPI Instrument Command List
Description
Use this command to set/read the output levels at the TRIGGER OUT
connector.
Command
:PULS:WIDT[1|2]
Long
[:SOURce]:PULSe:WIDTh[1|2]
Form
Set & Query
Parameter
Numeric
Parameter suffix
S
with engineering prefixes
*RST value
100 ns
Specified Limits
Agilent 81131A: 1.25 ns to 999.9 µs
Agilent 81132A: 0.75 ns to 999.9 µs
Description
Use this command to program the width of the pulse signal. If you want
to set width as dutycycle use
[:SOURce]:PULSe:DCYCle[1|2]
.
If you want the pulse-width to remain constant when the pulse period is
varied (rather than the dutycycle) use
[:SOURce]:PULSe:HOLD[1|2]
WIDTh.
Example
:PULS:WIDT1 50NS
Set OUTPUT 1 pulse width to 50 ns
:PULS:HOLD1 WIDTH
Hold pulse-width constant with varying period
Value High Level Low Level
Termination
Voltage
Termination
Resistor
TTL 2,5V 0V 0V 50
Ω
PECL 4,2V 3,3V 3,0V 50
Ω
SYM 0,5V 0.5V 0V 50
Ω
ECLGND 0,8V 1,7V 0V 50
Ω
ECLN2V 0,8V 1,7V 2,0V 50
Ω