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MSP430F67471A: About the connection of unused SD24 Vref pin

Part Number: MSP430F67471A

Hello.

I have a question.

How should I connect unused Vref pin? (pull up? pull down? open?)

I am using SD24 with internal reference in the MSP430F67471A, and

I don't know recommended connection of unused Vref pin(11 pin ).

Regards,

uchida-k

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