Atmel Evaluation Kit for AT32uC3A0512, 32-Bit AVR Microcontroller Atmel ATEVK1105 ATEVK1105 Data Sheet
Product codes
ATEVK1105
700
AT32UC3A
33.3
Block Diagram
Figure 33-1.
Analog-to-Digital Converter Block Diagram
33.4
I/O Lines Description
33.5
Product Dependencies
33.5.1
GPIO
The pin TRIGGER may be shared with other peripheral functions through the PIO Controller. In
this case, the PIO Controller should be set accordingly to assign the pin TRIGGER to the ADC
function.
Table 33-1.
ADC Pins Description
Pin Name
Description
VDDANA
Analog power supply
ADVREF
Reference voltage
AD0 - AD[
ADC_NB_CHANNELS-1]
Analog input channels
TRIGGER
External trigger
Dedicated
Analog
Inputs
Analog Inputs
Multiplexed
With I/O lines
GND
AD-
AD-
AD-
AD-
AD-
AD-
ADVREF
VDDANA
TRIGGER
Trigger
Selection
ADC
Control
Logic
ADC Interrupt
INTC
HSB
PDC
Peripheral Bridge
PB
User
Interface
Successive
Approximation
Register
Analog-to-Digital
Converter
PIO
Timer
Counter
Channels
32058K
AVR32-01/12