AT91SAM9R64_1 Datasheet, PDF (400/903 Pages) ATMEL Corporation – AT91 ARM Thumb Microcontrollers

33.2 List of Abbreviations
Table 33-2. Abbreviations
Abbreviation
TWI
A
NA
P
S
RS
SADR
ADR
R
W
Description
Two-wire Interface
Acknowledge
Non Acknowledge
Stop
Start
Repeated Start
Slave Address
Any address except SADR
Read
Write
33.3 Block Diagram
Figure 33-1. Block Diagram
APB Bridge
PMC
MCK
Two-wire
Interface
PIO
TWI
Interrupt
AIC
TWCK
TWD
400 AT91SAM9R64/RL64 Preliminary
6289C–ATARM–28-May-09