ATTINY412 datasheet(7/479 Pages) MICROCHIP

7 / 479 page

29.1. Features................................................................................................................................... 345

29.2. Overview.................................................................................................................................. 345

29.3. Functional Description..............................................................................................................347

29.4. Register Summary - AC........................................................................................................... 349

29.5. Register Description................................................................................................................. 349

30. ADC - Analog to Digital Converter.........................................................................352

30.1. Features................................................................................................................................... 352

30.2. Overview.................................................................................................................................. 352

30.3. Functional Description..............................................................................................................356

30.4. Register Summary - ADC.........................................................................................................364

30.5. Register Description................................................................................................................. 364

31. DAC - Digital to Analog Converter.........................................................................374

31.1. Features................................................................................................................................... 374

31.2. Overview.................................................................................................................................. 374

31.3. Functional Description..............................................................................................................376

31.4. Register Summary - DAC.........................................................................................................378

31.5. Register Description................................................................................................................. 378

32. UPDI - Unified Program and Debug Interface....................................................... 379

32.1. Features................................................................................................................................... 379

32.2. Overview.................................................................................................................................. 379

32.3. Functional Description..............................................................................................................381

32.4. Register Summary - UPDI........................................................................................................402

32.5. Register Description................................................................................................................. 402

33. Electrical Characteristics....................................................................................... 409

33.1. Disclaimer.................................................................................................................................409

33.2. Absolute Maximum Ratings .....................................................................................................409

33.3. General Operating Ratings ......................................................................................................410

33.4. Power Consumption ................................................................................................................ 411

33.5. Wake-Up Time..........................................................................................................................412

33.6. Peripherals Power Consumption..............................................................................................413

33.7. BOD and POR Characteristics................................................................................................. 414

33.8. External Reset Characteristics................................................................................................. 415

33.9. Oscillators and Clocks..............................................................................................................415

33.10. I/O Pin Characteristics............................................................................................................. 417

33.11. USART..................................................................................................................................... 419

33.12. SPI........................................................................................................................................... 420

33.13. TWI...........................................................................................................................................421

33.14. Bandgap and VREF................................................................................................................. 423

33.15. ADC..........................................................................................................................................424

33.16. DAC..........................................................................................................................................426

33.17. AC............................................................................................................................................ 427

33.18. Programming Time...................................................................................................................428

34. Typical Characteristics...........................................................................................429

34.1. Power Consumption................................................................................................................. 429

ATtiny212/412

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