How to connet these pins SENSEVDD, SENSEVSS and SENSEVDDC of P1013, whether it can be float?

[linzhou]

Hi,I knew that the pin “SENSEVDD” has been connected to the "SENSE" pin of DC/DC BUCK chip  in freescale's reference design,but in my design,the DC/DC BUCK chip do not have  "SENSE" pin,how to connet these pins SENSEVDD, SENSEVSS and SENSEVDDC of P1013, whether it can be float?

Hope to get your answers！

[r8070z]

Have a great day,

These pins can be left unconnected if they are not used.

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