AT32UC3A
5. Signals Description
The following table gives details on the signal name classified by peripheral
The signals are multiplexed with GPIO pins as described in
Table 5-1.
Signal Name
Signal Description List
Function
Power
Type
Active
Level
Comments
VDDPLL
Power supply for PLL
Power
Input
Power
Input
Power
Input
Power
Input
Power
Input
Power
Output
Ground
Ground
Clocks, Oscillators, and PLL’s
1.65V to 1.95 V
VDDCORE
Core Power Supply
1.65V to 1.95 V
VDDIO
I/O Power Supply
3.0V to 3.6V
VDDANA
Analog Power Supply
3.0V to 3.6V
VDDIN
Voltage Regulator Input Supply
3.0V to 3.6V
VDDOUT
GNDANA
GND
Voltage Regulator Output
Analog Ground
Ground
1.65V to 1.95 V
XIN0, XIN1, XIN32
XOUT0, XOUT1,
XOUT32
Crystal 0, 1, 32 Input
Crystal 0, 1, 32 Output
JTAG
Analog
Analog
TCK
TDI
TDO
TMS
Test Clock
Test Data In
Test Data Out
Test Mode Select
Input
Input
Output
Input
Auxiliary Port - AUX
MCKO
MDO0 - MDO5
Trace Data Output Clock
Trace Data Output
Output
Output
8
32058FS–AVR32–08/08
ATMEL [ ATMEL CORPORATION ]
