Datasheet

17
32072SH–AVR32–10/2012
AT32UC3A3
B0 Channel 0 Line B I/O
B1 Channel 1 Line B I/O
B2 Channel 2 Line B I/O
CLK0 Channel 0 External Clock Input Input
CLK1 Channel 1 External Clock Input Input
CLK2 Channel 2 External Clock Input Input
Two-wire Interface - TWI0, TWI1
TWCK Serial Clock I/O
TWD Serial Data I/O
TWALM SMBALERT signal I/O
Universal Synchronous Asynchronous Receiver Transmitter - USART0, USART1, USART2, USART3
CLK Clock I/O
CTS Clear To Send Input
DCD Data Carrier Detect Only USART1
DSR Data Set Ready Only USART1
DTR Data Terminal Ready Only USART1
RI Ring Indicator Only USART1
RTS Request To Send Output
RXD Receive Data Input
TXD Transmit Data Output
Analog to Digital Converter - ADC
AD0 - AD7 Analog input pins
Analog
input
Audio Bitstream DAC (ABDAC)
DATA0-DATA1 D/A Data out Output
DATAN0-DATAN1 D/A Data inverted out Output
Universal Serial Bus Device - USB
DMFS USB Full Speed Data - Analog
DPFS USB Full Speed Data + Analog
Table 3-6. Signal Description List
Signal Name Function Type
Active
Level Comments