This post describes the points to note for external EEPROM.
For external EEPROMs, such as the one shown in the figure below, the following points should be noted.
- The number of data to be written for Page Write does not exceed the number of buffers for Write.
- Page Write address rolls up to 0xXX00 after 0xXX7F.
- 1.Do not access EEPROM during Write cycle time.