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Do corresponding ports register remain unchanged if signal is applied

Latest Updated:03/29/2013

Question:

When applying a signal to ports P9_0, P9_2, and P11 to P15 in R32C/116, R32C/117, or R32C/118 Group for the 144-pin package, corresponding port registers remain unchanged.

Answer:

Make sure to set the PCE bit in the PCR register to 1 (enabled) in order to enable ports P9_0, P9_2, and P11 to P15.
Suitable Products
R32C/116, R32C/117, R32C/118
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