PSW Series User Manual 
60 
*CLS 
Set
 
Description 
The *CLS command clears the Standard Event 
Status, Operation Status and Questionable Status 
registers. The corresponding Enable registers in 
each of the above registers are not cleared. 
If a <NL> newline code immediately precedes a 
*CLS command, the Error Que and the MAV bit in 
the Status Byte Register is also cleared. 
Syntax *CLS 
*ESE 
Set
Query
 
Description 
Sets or queries the Standard Event Status Enable 
register.  
Syntax 
Query Syntax 
*ESE <NR1> 
*ESE? 
Parameter  <NR1> 
0~255 
Return parameter  <NR1> 
Returns the bit sum of the Standard Event 
Status Enable register. 
*ESR 
Query
 
Description 
Queries the Standard Event Status (Event) register. 
The Event Status register is cleared after it is read.  
Query Syntax  *ESR? 
Return parameter  <NR1> 
Returns the bit sum of the Standard Event 
Status (Event) register and clears the register. 
*IDN 
Query
 
Description 
Queries the manufacturer, model name, serial 
number, and firmware version of the PSW.  
Query Syntax  *IDN?