Atmel Xplained Evaluation Board AT32UC3L0-XPLD AT32UC3L0-XPLD Data Sheet
Product codes
AT32UC3L0-XPLD
Atmel AVR32924: UC3-L0 XPLAINED Hardware User’s Guide [APPLICATION NOTE]
32156C
−AVR−06/2013
8
Table 3-2. UC3-L0 Xplained I/O Expansion Header – J1.
Pin
J1
UC3 pin
Shared with onboard functionality
1
TWI SDA
PA21
Header J4, board controller
2
TWI SCL
PB05
Header J4, board controller
3
UART RX
PB11
Header J4
4
UART TX
PB10
Header J4
5
SPI CS2
PA08
-
6
SPI MOSI
PB03
Header J4, DataFlash
7
SPI MISO
PB02
Header J4, DataFlash
8
SPI SCK
PB01
Header J4, DataFlash
9
GND
-
-
10
VCC_P3V3
-
-
Table 3-3. UC3-L0 Xplained I/O Expansion Header – J2.
Pin
J2
UC3 pin
Shared with onboard functionality
1
ADC0
(1)
PA14
RC filter output
2
ADC1
(2)
PA15
QMatrix slider X0
3
ADC2
(1)
PA16
Shorted to GND
4
ADC4
(1)
PA18
NTC
5
ADC7
PB07
-
6
ADC8
(2)
PB08
QMatrix slider X3
7
ADC6
PB06
-
8
ADC5
(2)
PA19
QMatrix slider X1
9
GND
-
-
10
VCC_ANA_P3V3
-
-
Notes:
1. ADC channels can be disconnected from onboard functions by cutting the available cut-straps on the
bottom side of the board.
2.
ADC channels are shared with the QMatrix slider. Remove resistors on the lines to separate the sensors
from the ADC.