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PCA10040, is there a way to deactivate some pins at the MCU? I need those in my design and would like to use the board for developing.

Nordic board nRF52 PCA10040, V1.1.1, 2017.1, 682048249. The pins CTS, RxD, RTS and TxD are currently driven by the MCU. I want to use the SPIS0 in the nRF52832 with the pins P0.04...P0.08. P0.04 seems to be unused (HighZ).

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