DS90UB933-Q1: 0x01 Power and Reset

Part Number: DS90UB933-Q1

Hello,

Please answer the below questions about 0x01 "Power and Reset" register:

bit4:

    My customer uses 2.8V for VDDID, but the options here are only 1.8V and 3.3V. Which is the more suitable for 2.8V case?

bit5:

    Please explain about this function "V(VDDIO) Control".

    In what case is this function effective?

Thank you!

Regards,

Oguri (TIJ automotive FAE)