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The AIO has an onboard FRAM connected via I2C to the DSPIC33E (The Master). FRAM is used to keep track of the real-time change, Eeprom is used to store the settings. This document describes the FRAM memory locations used.

General Configuration Bytes

Page 0 -> General data

Data output modules

Page 1 – 10 -> Contains data of the output modules, 8 modules per page, 10 pages (80 modules maximum, 640 outputs -> 0-639)