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5-3 SOFTWARE FLOW CHART

I. Power-On Subroutine CHART

Check White-balance data(C1 & C2) same with the backup data ?

Check POC( backlight counter) data same with the backup data ?

IF not same, overwrite the data with backup value.

Initial GMZAN2

Yes

POWER-ON START

Initial MCU I/O, Interrupt vector & Ram

Initial 1.POC (backlight counter)

2. Clr all mode value

Yes

Check if in Factory mode?(when power-on,press the

MENU Button will be in FACTORY mode)

SET factor

mode fla

Check Previous power-switch status from Eeprom, & other system status

MAIN-SUBROTINE LOOP

Check Eeprom is empty ?

Clear factor

mode fla

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