ATMEL Xmega - General I/O

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Published On:

Sep 15, 2011

Last Updated:

Sep 15, 2011

Controlling A Port

The Xmega has hardware registries that speeds up controlling ports by skipping the read-execute-write cycle. The following example shows ways of controlling a port pin.

PORTB.DIRSET = (1 << 3);
PORTB.OUTSET = (1 << 3);
PORTB.OUTTGL = (1 << 3);