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AVR® Microcontroller with Core Independent Peripherals and PicoPower® Technology ATmega328PB

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26 TWI - Two-Wire Serial Interface
26.9 Register Description

ATmega328PB

Introduction
Features
1 Description
2 Configuration Summary
3 Ordering Information
4 Block Diagram
5 Pin Configurations
6 I/O Multiplexing
7 Resources
8 About Code Examples
9 AVR CPU Core
10 AVR Memories
11 System Clock and Clock Options
12 CFD - Clock Failure Detection mechanism
13 Power Management and Sleep Modes
14 System Control and Reset
15 INT - Interrupts
16 EXTINT - External Interrupts
17 I/O-Ports
18 TC0 - 8-bit Timer/Counter0 with PWM
19 TC1, 3, 4 - 16-bit Timer/Counter1, 3, 4 with PWM
20 Timer/Counter 0, 1, 3, 4 Prescalers
21 TC2 - 8-bit Timer/Counter2 with PWM and Asynchronous Operation
22 OCM - Output Compare Modulator
23 SPI – Serial Peripheral Interface
24 USART - Universal Synchronous Asynchronous Receiver Transceiver
25 USARTSPI - USART in SPI Mode
26 TWI - Two-Wire Serial Interface
- 26.1 Features
- 26.2 Two-Wire Serial Interface Bus Definition
- 26.3 Data Transfer and Frame Format
- 26.4 Multi-Master Bus Systems, Arbitration, and Synchronization
- 26.5 Overview of the TWI Module
- 26.6 Using the TWI
- 26.7 Transmission Modes
- 26.8 Multi-Master Systems and Arbitration
- 26.9 Register Description
  - 26.9.1 TWI n Bit Rate Register
    TWI n Bit Rate Register
  - 26.9.2 TWI Status Register n
    TWI Status Register n
  - 26.9.3 TWI (Slave) Address Register n
    TWI (Slave) Address Register n
  - 26.9.4 TWI Data Register n
    TWI Data Register n
  - 26.9.5 TWI Control Register n
    TWI Control Register n
  - 26.9.6 TWI (Slave) Address Mask Register n
    TWI (Slave) Address Mask Register n
27 AC - Analog Comparator
28 ADC - Analog-to-Digital Converter
29 PTC - Peripheral Touch Controller
30 debugWIRE On-chip Debug System
31 BTLDR - Boot Loader Support – Read-While-Write Self-Programming
32 MEMPROG - Memory Programming
33 Electrical Characteristics
34 Typical Characteristics
35 Register Summary
36 Instruction Set Summary
37 Packaging Information
38 Errata
39 Revision History
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26.9 Register Description

The online versions of the documents are provided as a courtesy. Verify all content and data in the device’s PDF documentation found on the device product page.

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