How to deal with the following pins, if they are not used in the application circuit? REFL, REFR ENCA, ENCB, ENCN OV AIN Can they be left unconnectd or should they be connected to a potential?

How to deal with unused pins

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TMC5240 Recommended for New Designs
The TMC5240 is a smart high-performance stepper motor controller and driver IC with serial communication interfaces (SPI, UART) and extensive diagnosis...
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How to deal with unused pins

Category: Hardware

Product Number: TMC5240

How to deal with the following pins, if they are not used in the application circuit?

REFL, REFR

ENCA, ENCB, ENCN

AIN

Can they be left unconnectd or should they be connected to a potential?

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How to deal with unused pins