ATXMEGA16E5_14 Datasheet, PDF (31/147 Pages) ATMEL Corporation – 8/16-bit Atmel AVR XMEGA Microcontrollers

16.3
Output Driver
All port pins (Pxn) have programmable output configuration. The port pins also have configurable slew rate limitation to
reduce electromagnetic emission.
16.3.1 Push-pull
Figure 16-1. I/O configuration - Totem-pole.
DIRxn
OUTxn
Pxn
INxn
16.3.2 Pull-down
Figure 16-2. I/O configuration - Totem-pole with pull-down (on input).
DIRxn
OUTxn
Pxn
INxn
16.3.3 Pull-up
Figure 16-3. I/O configuration - Totem-pole with pull-up (on input).
DIRxn
OUTxn
Pxn
INxn
XMEGA E5 [DATASHEET] 31
Atmel-8153I–AVR-ATxmega8E5-ATxmega16E5-ATxmega32E5_Datasheet–08/2014