Atmel AVR XMEGA AU series - Page 509

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8331B–AVR–03/12
Atmel AVR XMEGA AU
28.4 ADC Channels ...............................................................................................360
28.5 Voltage Reference Selection .........................................................................361
28.6 Conversion Result .........................................................................................361
28.7 Compare Function .........................................................................................363
28.8 Starting a Conversion ....................................................................................363
28.9 ADC Clock and Conversion Timing ...............................................................363
28.10 ADC Input Model ...........................................................................................367
28.11 DMA Transfer ................................................................................................368
28.12 Interrupts and Events ....................................................................................368
28.13 Calibration .....................................................................................................368
28.14 Channel Priority .............................................................................................368
28.15 Synchronous Sampling ..................................................................................369
28.16 Register Description – ADC ...........................................................................370
28.17 Register Description - ADC Channel .............................................................377
28.18 Register Summary – ADC .............................................................................384
28.19 Register Summary – ADC Channel ...............................................................384
28.20 Interrupt vector Summary ..............................................................................385
29 DAC – Digital to Analog Converter ..................................................... 386
29.1 Features ........................................................................................................386
29.2 Overview ........................................................................................................386
29.3 Voltage reference selection ...........................................................................387
29.4 Starting a Conversion ....................................................................................387
29.5 Output and output channels ..........................................................................387
29.6 DAC Output model ........................................................................................387
29.7 DAC clock ......................................................................................................388
29.8 Low Power mode ...........................................................................................388
29.9 Calibration .....................................................................................................388
29.10 Register Description ......................................................................................390
29.11 Register Summary .........................................................................................397
30 AC – Analog Comparator .................................................................... 398
30.1 Features ........................................................................................................398
30.2 Overview ........................................................................................................398
30.3 Input Sources ................................................................................................399
30.4 Signal Compare .............................................................................................399
30.5 Interrupts and Events ....................................................................................399