Command Summary
20 Keysight 3458A Quick Reference Guide
20 Keysight 3458A Quick Reference Guide
to a new measurement configuration faster than it 
can with them enabled.
mode = OFF (0), ON (1)
Power-on mode = OFF.
Default mode = OFF.
DEFKEY number,string
or
DEFKEY DEFAULT
Define Key. Assigns one or more commands to a 
user-defined function key (labeled f0 - f9). The 
DEFKEY DEFAULT command erases the strings 
assigned to all user-defined keys.
number = an integer in the range 0 - 9 (or FO - 
F9).
Power-on number = none.
Default number = 0.
string: The command or list of commands to be 
assigned to the function key. (Must be enclosed in 
single or double quotes). Maximum string length 
= 40 characters (not counting the quotes).
Power-on string = none.
Default string = none (clears any previous string).
DEFAULT: Erases the strings assigned to all 
user-defined keys.