A
CPU Watch-
dog resetCheck for Soft restart type of
restart
Power On Reset
Clear All PLC registers
expansion module
information and event history
Restore Keep memory data,
Event History
Clear All PLC registers except keep memory,
Initialize USB
Set internal configuration according to application. ( Base Timer, (100uSec) Timer 1, IO configuration and other system parameter read )
Configure communication channel and detect slave serial devices.( if master )
Detect the expansion modules and
update Expansion module information
( Only at Power on)
Read the ladder address information.
Power Up Self Diagnosis
Set Power On system bit to ‘1’
Main Loop Start
Page 19
