Introduction
14
Doc No: UMAN\FL\0110
Rev. No.: 1.02B
Set internal configuration according
to
application.
(
Base
Timer,
(100uSec) Timer 1, IO configuration
and other system parameter read )
Initialize USB
Restore Keep memory data,
Event History
A
Detect the expansion modules and
update Expansion module information
( Only at Power on)
Read the ladder address information.
Main Loop Start
Clear All PLC registers
expansion module
information and event history
Configure communication channel and
detect slave serial devices.( if master )
Check for
type of
restart
Power On Reset
Soft restart
Clear All PLC registers
except keep memory,
CPU Watch-
dog reset
Power Up Self Diagnosis
Set Power On system bit to ‘1’