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DRV8434S: What should we do on STEP and DIR pins when pure SPI control?

Statham Su
Genius 4990 points
Part Number: DRV8434S

Hello Sir:

We want to make sure, if we are using SPI interface to control DRV8434S.

What should we do on DIR and STEP pins?

Should I pull up or just floating?

Please kindly let us know your recommendations.

Thanks a lot.