xmega a3u - Elfa

XMEGA A3U
16.2 Overview ..........................................................................................................34
17 TC2 - Timer/Counter Type 2 .................................................................. 36
17.1 Features ..........................................................................................................36
17.2 Overview ..........................................................................................................36
18 AWeX – Advanced Waveform Extension ............................................. 37
18.1 Features ..........................................................................................................37
18.2 Overview ..........................................................................................................37
19 Hi-Res – High Resolution Extension .................................................... 38
19.1 Features ..........................................................................................................38
19.2 Overview ..........................................................................................................38
20 RTC – 16-bit Real-Time Counter ........................................................... 39
20.1 Features ..........................................................................................................39
20.2 Overview ..........................................................................................................39
21 USB – Universal Serial Bus Interface ................................................... 40
21.1 Features ..........................................................................................................40
21.2 Overview ..........................................................................................................40
22 TWI – Two-Wire Interface ...................................................................... 42
22.1 Features ..........................................................................................................42
22.2 Overview ..........................................................................................................42
23 SPI – Serial Peripheral Interface ........................................................... 44
23.1 Features ..........................................................................................................44
23.2 Overview ..........................................................................................................44
24 USART ..................................................................................................... 45
24.1 Features ..........................................................................................................45
24.2 Overview ..........................................................................................................45
25 IRCOM – IR Communication Module .................................................... 47
25.1 Features ..........................................................................................................47
25.2 Overview ..........................................................................................................47
26 AES and DES Crypto Engine ................................................................ 48
26.1 Features ..........................................................................................................48
26.2 Overview ..........................................................................................................48
27 CRC – Cyclic Redundancy Check Generator ...................................... 49
8386B–AVR–12/11
iii