KEPCO EL Series Electronic Load Operator Manual P/N 243-1295 Firmware Version 1.232 (Unit Rev 0 or 1) - Manual (Page 50)

3-16
SERIES EL 063010
FIGURE 3-5. STATUS REPORTING STRUCTURE
A zero to one transition of a condition register is added to the event register. Reading an event
register clears all of the bits found in the event register. If any bits are set in an event register,
the following condition register bit is then set. For example, if the STAT:QUES:ENAB (enable)
register has bit 0 set and a voltage fault is detected, the event register bit 0 is set. The 1 in the
event register causes bit 3 of the status byte to be asserted. The Service Request register is
ANDed with its enable register for all bits except bit 6. The result is placed in bit 6 of the Service