I have 3 bytes to store in the EEPROM and I could do it like EEPROM.put(0, b1); EEPROM.put(2, b2); EEPROM.put(3, b3); and then it will ONLY be RE-stored if it in fact DIFFERS from the value allready stored. Is that the case too if the 3 bytes are wrapped into a struct and only - let's say - 1 o…

[image] ksor: OR is it the individual members that is evaluated for changes - that's my Q ? The eeprom is written byte by byte and .update() is also on a byte basis. Each byte is evaluated for change from what is stored at the address and only written if different.

Storing STRUCT in EEPROM?

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cattledog August 22, 2021, 5:44pm 14

@ GolamMostafa
How would you verify that an unchanged byte in a struct is indeed unwritten and not written again with the same value?

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Storing STRUCT in EEPROM?

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