8135L–AVR–06/12
XMEGA D4
8.2 Overview ..........................................................................................................18
9 System Clock and Clock options ......................................................... 20
9.1 Features ..........................................................................................................20
9.2 Overview ..........................................................................................................20
9.3 Clock Sources .................................................................................................21
10 Power Management and Sleep Modes ................................................. 23
10.1 Features ..........................................................................................................23
10.2 Overview ..........................................................................................................23
10.3 Sleep Modes ....................................................................................................23
11 System Control and Reset .................................................................... 25
11.1 Features ..........................................................................................................25
11.2 Overview ..........................................................................................................25
11.3 Reset Sequence ..............................................................................................25
11.4 Reset Sources .................................................................................................26
12 WDT – Watchdog Timer ......................................................................... 27
12.1 Features ..........................................................................................................27
12.2 Overview ..........................................................................................................27
13 Interrupts and Programmable Multilevel Interrupt Controller ........... 28
13.1 Features ..........................................................................................................28
13.2 Overview ..........................................................................................................28
13.3 Interrupt vectors ...............................................................................................28
14 I/O Ports .................................................................................................. 30
14.1 Features ..........................................................................................................30
14.2 Overview ..........................................................................................................30
14.3 Output Driver ...................................................................................................31
14.4 Input sensing ...................................................................................................33
14.5 Alternate Port Functions ..................................................................................33
15 TC0/1 – 16-bit Timer/Counter Type 0 and 1 ......................................... 34
15.1 Features ..........................................................................................................34
15.2 Overview ..........................................................................................................34
16 TC2 - Timer/Counter Type 2 .................................................................. 36
16.1 Features ..........................................................................................................36
16.2 Overview ..........................................................................................................36
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