RIGOL DSG3000 Series - Manual (Page 23)

Chapter 2 Command System RIGOL
DSG3000 Programming Guide 2-3
*ESR?
Syntax *ESR?
Description Query and clear the event register for the standard event status register.
Explanation The bit 1 and bit 6 of the standard event status register are not used and are always
treated as 0. The range of the return value are the decimal numbers corresponding to
the binary numbers ranging from 00000000 (0 in decimal) to 11111111 (255 in
decimal) and of which the bit 1 and bit 6 are 0.
Return Format The query returns an integer which equals the sum of the weights of all the bits that
have already been set in the register.
*IDN?
Syntax *IDN?
Description Query the ID string of the instrument.
Return Format The query returns the ID string of the instrument, for example, Rigol
Technologies,DSG3060,DSG3A1301080006,00.01.01.
*OPT?
Syntax *OPT?
Description Query the option information of the instrument.
Explanation The maximum length of the returned string is 255 characters.
Return Format The query returns the option list: the option strings are separated by ",". For example,
PUG,PMC,
The query returns 0: no option is installed.
*PSC
Syntax *PSC
*PSC?
Description Retain or reset the settings of the status register
Query the "power-on-status-clear" flag of the status register.
Parameter Name Type Range Default
Bool 0|1 NULL
Explanation  If is 0, the instrument retains the settings of the status register.
 If is 1, the instrument resets the settings of the status register.
Return Format The query returns 1 or 0.