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What does pin function name with _b suffix specify?

Question asked by Jonathan Guy on Oct 9, 2015
Latest reply on Oct 9, 2015 by Mark Butcher

Some Kinetis pin functions have a _b suffix.  There's the RESET_b pin, but also others such as UART0_CTS_b.

 

I've tried searching datasheet and user manual but can't seem to find out what this indicates.  Of course there are 100's of matches on _b so I may have missed it.

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