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FM160-NA Hardware Guide 25/27
PD: Pull-Down
PU: Pull-Up
T: Tri-state, high impedance
OD: Open Drain
PI: Power Input
PO: Power Output
Note:
1. The unused pins can be left floating.
2. All interfaces that support 3.3V voltage are based on the input voltage of +3.3V power
supply. When the input voltage range of the power supply changes from 3.135V to
4.4V, the corresponding interface voltage changes accordingly.