Command Summary
24 Keysight 3458A Quick Reference Guide
24 Keysight 3458A Quick Reference Guide
Default value = 32767 (all enabled).
END [control]
The END command enables or disables the GPIB 
End Or Identify (EOI) function.
control = OFF (0), ON (1), ALWAYS (2)
Power-on control = OFF.
Default control = ALWAYS.
ERR?
Error Query. When an error occurs. it sets a bit in 
the error register and illuminates the display’s 
ERR annunciator. The ERR? command returns a 
number representing all set bits, clears the 
register, and shuts off the annunciator. The 
returned number is the weighted sum of all set 
bits.
Weighted
Value
Bit
Number
Error Conditions
1 0 Hardware, see AUXERR?
21Calibration
4 2 Trigger too fast
83Syntax error
16 4 Not allowed from remote
32 5 Undefined parameter
64 6 Parameter out of range
128 7 Memory Error
256 8 Destructive overload
512 9 Out of calibration