ATtiny3216/3217

Introduction
Features
1 Silicon Errata and Data Sheet Clarification Document
2 tinyAVR® 1-series Overview
3 Block Diagram
4 Pinout
5 I/O Multiplexing and Considerations
6 Memories
7 Peripherals and Architecture
8 AVR® CPU
9 NVMCTRL - Nonvolatile Memory Controller
10 CLKCTRL - Clock Controller
11 SLPCTRL - Sleep Controller
12 RSTCTRL - Reset Controller
13 CPUINT - CPU Interrupt Controller
14 EVSYS - Event System
15 PORTMUX - Port Multiplexer
16 PORT - I/O Pin Configuration
17 BOD - Brown-out Detector
18 VREF - Voltage Reference
19 WDT - Watchdog Timer
20 TCA - 16-bit Timer/Counter Type A
21 TCB - 16-bit Timer/Counter Type B
22 TCD - 12-Bit Timer/Counter Type D
23 RTC - Real-Time Counter
24 USART - Universal Synchronous and Asynchronous Receiver and Transmitter
25 SPI - Serial Peripheral Interface
26 TWI - Two-Wire Interface
27 CRCSCAN - Cyclic Redundancy Check Memory Scan
28 CCL - Configurable Custom Logic
29 AC - Analog Comparator
30 ADC - Analog-to-Digital Converter
- 30.1 Features
- 30.2 Overview
- 30.3 Functional Description
- 30.4 Register Summary - ADCn
- 30.5 Register Description
  - 30.5.1 Control A
    Control A
  - 30.5.2 Control B
    Control B
  - 30.5.3 Control C
    Control C
  - 30.5.4 Control D
    Control D
  - 30.5.5 Control E
    Control E
  - 30.5.6 Sample Control
    Sample Control
  - 30.5.7 MUXPOS
    MUXPOS
  - 30.5.8 Command
    Command
  - 30.5.9 Event Control
    Event Control
  - 30.5.10 Interrupt Control
    Interrupt Control
  - 30.5.11 Interrupt Flags
    Interrupt Flags
  - 30.5.12 Debug Run
    Debug Run
  - 30.5.13 Temporary
    Temporary
  - 30.5.14 Result
    Result
  - 30.5.15 Window Comparator Low Threshold
    Window Comparator Low Threshold
  - 30.5.16 Window Comparator High Threshold
    Window Comparator High Threshold
  - 30.5.17 Calibration
    Calibration
31 DAC - Digital-to-Analog Converter
32 PTC - Peripheral Touch Controller
33 UPDI - Unified Program and Debug Interface
34 Instruction Set Summary
35 Conventions
36 Electrical Characteristics
37 Typical Characteristics
38 Ordering Information
39 Package Drawings
40 Errata
41 Data Sheet Revision History
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