ATXMEGA256D3-MHR View Datasheet(PDF) - Atmel Corporation

Part Name

Description

Manufacturer

ATXMEGA256D3-MHR

8/16-bit XMEGA D3 Microcontroller

Atmel Corporation 

10.1Features ................................................................................................................20

10.2Overview ...............................................................................................................20

10.3Sleep Modes .........................................................................................................20

11 System Control and Reset .................................................................... 22

11.1Features ................................................................................................................22

11.2Resetting the AVR .................................................................................................22

11.3Reset Sources .......................................................................................................22

12 WDT - Watchdog Timer ......................................................................... 23

12.1Features ................................................................................................................23

12.2Overview ...............................................................................................................23

13 PMIC - Programmable Multi-level Interrupt Controller ....................... 24

13.1Features ................................................................................................................24

13.2Overview ...............................................................................................................24

13.3Interrupt vectors ....................................................................................................24

14 I/O Ports .................................................................................................. 26

14.1Features ................................................................................................................26

14.2Overview ...............................................................................................................26

14.3I/O configuration ....................................................................................................26

14.4Input sensing .........................................................................................................29

14.5Port Interrupt .........................................................................................................29

14.6Alternate Port Functions ........................................................................................29

15 T/C - 16-bits Timer/Counter with PWM ................................................. 30

15.1Features ................................................................................................................30

15.2Overview ...............................................................................................................30

16 AWEX - Advanced Waveform Extension ............................................. 32

16.1Features ................................................................................................................32

16.2Overview ...............................................................................................................32

17 Hi-Res - High Resolution Extension ..................................................... 33

17.1Features ................................................................................................................33

17.2Overview ...............................................................................................................33

18 RTC - Real-Time Counter ...................................................................... 34

18.1Features ................................................................................................................34

18.2Overview ...............................................................................................................34

ii XMEGA D3

8134I–AVR–12/10

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