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K81 Uart 4 pin configuration:  Uable to get signals to driver out of the chip on PTC14/PTC15  (PORTD20/PORTD21).

Question asked by Jeffrey Stuber on Jul 24, 2017
Latest reply on Aug 9, 2017 by Jeffrey Stuber

There must be more to configuring the PIN MUX than setting the port MUX alternate function.  UART4 appears to function as in put data in the FIFO and the transmit complete status set.  However the port PIN is not driven.    Any advice?

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