AT32UC3A0512-ALTES ATMEL [ATMEL Corporation], AT32UC3A0512-ALTES Datasheet - Page 28

• Manufacturer Part Number: AT32UC3A0512-ALTES
• Description: AVR32 32-Bit Microcontroller
• Manufacturer: ATMEL [ATMEL Corporation]

10.4
10.4.1
10.4.2
32058FS–AVR32–08/08
Clock Connections
Timer/Counters
USARTs
Table 10-3.
Each Timer/Counter channel can independently select an internal or external clock source for its
counter:
Table 10-4.
Each USART can be connected to an internally divided clock:
Table 10-5.
Source
Internal
External
USART
0
1
2
3
10
11
12
13
14
15
16
17
18
19
9
Interrupt Request Signal Map
Timer/Counter clock connections
USART clock connections
Name
TIMER_CLOCK1
TIMER_CLOCK2
TIMER_CLOCK3
TIMER_CLOCK4
TIMER_CLOCK5
XC0
XC1
XC2
Source
Internal
0
0
0
0
0
0
1
2
0
0
0
0
0
Serial Peripheral Interface
Serial Peripheral Interface
Two-wire Interface
Pulse Width Modulation Controller
Synchronous Serial Controller
Timer/Counter
Timer/Counter
Timer/Counter
Analog to Digital Converter
Ethernet MAC
USB 2.0 OTG Interface
SDRAM Controller
Audio Bitstream DAC
Name
CLK_DIV
Connection
32 KHz Oscillator
PBA clock / 2
PBA clock / 8
PBA clock / 32
PBA clock / 128
See
Section 10.7
Connection
PBA clock / 8
AT32UC3A
SDRAMC
MACB
USBB
PWM
SPI0
SPI1
ADC
SSC
DAC
TWI
TC0
TC1
TC2
28