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What is STPM3x's max SPI clock? I got 5MHz working but not 10MHz. Anyone get a clue? Cheers

Question asked by Yang.Shufan on May 2, 2017
Latest reply on May 2, 2017 by AvaTar

What is STPM3x's max SPI clock? I got 5MHz working but not 10MHz. Anyone get a clue? Cheers

 

I am using stm32f407 discovery board and STPM34 evaluation board. These boards are connected by flying wires(5cm). The max SPI clock could be influenced by the flying wire? or Do I need a impedance resistor?

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