44
Getting Started
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E
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Ex
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If you want to include this burst signal in your GP-IB program use the
following command lines. The comment lines starting with a # are not
required.
# Reset the instrument to start from a defined, default status.
*RST
# Switch off the automatic display update to increase programming
# speed.
:DISPlay OFF
# Set the instrument to pattern mode and select NRZ data output format
# for output 1.
:DIGital:PATTern ON
:DIGital:SIGNal1:FORMat NRZ
# For example the command to set NRZ data format for the optional
# second channel is:
# :DIGital:SIGNal2:FORMat NRZ
# Define a pattern length of 24 bit and program the pattern:
# ‘111001110011001001010010’.
:TRIGger:COUNt 24
:DIGital:PATTern:DATA1 #224111001110011001001010010
# Set the frequency to 80 MHz, and output 2 width to 6.25 ns to avoid a
# parameter conflict.
:FREQuency 80MHZ
:PULSe:WIDTh2 6.25NS
# Set the output voltage to fixed ECL levels.
:VOLTage1:HIGH -0.85V
:VOLTage1:LOW -1.8V
# Enable the output 1 and the complement output 1 (Agilent 81110A
# with Agilent 81112A 3.8V/330 MHz output channel installed, only).
:OUTPut1 ON
:OUTPut1:COMPlement ON
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