Learning to find ISN EDC16C31

[peechie]

Just want to double check the ISN for this is 437F

Many thanks

[kiszka]

Just want to double check the ISN for this is 437F

Many thanks
>>> 7F43 <<<

[peechie]

Thanks, forgot to change Hi/Low

Is this the same principle for EDC16C35?

[kiszka]

Thanks, forgot to change Hi/Low

Is this the same principle for EDC16C35?
in this eeprom there is only one rule