22.5.9 SMBus Support

The dsPIC33AK512MPS512 family devices have support for SMBus through options in the input voltage thresholds.

Table 22-7. I2C Pin Voltage Threshold
Bus OptionsSMEN SFR Bit (I2CxCONL[8])
I2C (default)0
SMBus 2.01
SMBus 3.01