It looks like that data from your EEPROM is 0xFF. Your wave form does not contain the SCL diagrams. It looks like that there is address of EEPROM and address for data in the EEPROM on your diagram.
Check address of the EEPROM on your board.
Have a great day,
Pavel Chubakov
hi,
what chip do you work with?
Jennie
hi Zhangjennie ,
The chip is Serial EEPROM Part num M24256-BWDW6TP , Actually we are using NXP P2020 Processor.
Thanks& Regards
Naresh