Datasheet

445
32072H–AVR32–10/2012
AT32UC3A3
Below, Table 22-2 lists the compatibility level of the Atmel Two-wire Slave Interface and a full
SMBus compatible device.
22.3 List of Abbreviations
22.4 Block Diagram
Figure 22-1. Block Diagram
Table 22-2. Atmel TWIS Compatibility with SMBus Standard
SMBus Standard Atmel TWIS
Bus Timeouts Supported
Address Resolution Protocol Supported
Alert Supported
Packet Error Checking Supported
Table 22-3. Abbreviations
Abbreviation Description
TWI Two-wire Interface
A Acknowledge
NA Non Acknowledge
PStop
SStart
Sr Repeated Start
SADR Slave Address
ADR Any address except SADR
R Read
WWrite
Peripheral
Bus Bridge
Two-wire
Interface
I/O Controller
TWCK
TWD
Interrupt
Controller
TWI Interrupt
Power
Manager
CLK_TWIS
TWALM