GPP-3060/6030 User Manual 
206 
*SRE? 
Returns “7”, which are the contents of the service 
request enable register. 
 
Query the status byte register. This is the same as 
performing a serial poll, however the master 
summary bit (MSS, bit 6) will not be cleared by 
the *STB command. The return value range is 
from 0 to 255. 
*STB?  
Returns 81 if the status byte register is set to 0101 
0001. 
Standard Event Register Commands 
Sets the standard event enable register. The 
allowable value range is 0~255. 
*ESE 65   
Sets the ESER as 0100 0001. 
 
Queries the standard event enable register. It 
returns are binary-weighted decimal value 
representing all the enabled bits in the standard 
event register.  
*ESE? 
Returns 65, as the ESER is set as 0100 0001.