Keithley 2016 - OPT? - Option Identification Query; RCL - Recall

Program fragment
PRINT #1, "output 16; :syst:pres" 'Select defaults
PRINT #1, "output 16; :init:cont off;:abort"
'Place 2016 in idle
PRINT #1, "output 16; :trig:coun 1; sour tim"
PRINT #1, "output 16; :samp:coun 5" 'Program for 5 measurements and
stop (idle)
PRINT #1, "output 16; :init; *opc?" 'Start measurements and send
*opc?
PRINT #1, "enter 16" 'Get response when 2016 goes
into idle
LINE INPUT #2, a$ 'Read contents of Output Queue
PRINT a$ 'Display the ASCII "1"
*OPT? — Option Identification Query Determine if an option is installed
Description
The response message indicates the presence or absence of an option. For example:
0 No option installed
*RCL — Recall Return to setup stored in memory
Parameters
<NRf>=0
Description
Use this command to return the Model 2016 to the configuration stored in memory. The *SAV
command is used to store the setup configuration in memory location.
Only one setup configuration can be saved and recalled.
The Model 2016 ships from the factory with :SYSTem:PRESet defaults loaded into the
available setup memory. If a recall error occurs, the setup memory defaults to the
:SYSTem:PRESet values.
Remote Operation 4-41