Atmel ATSAM3N-EK Hoja De Datos
Evaluation Kit Hardware
SAM3N-EK Development Board User Guide
4-9
11080C–ATARM–30-Mar-11
Note:
All PIO lines are available on these expansion connectors, except those that are used for
the QTouch elements.
the QTouch elements.
Figure 4-15. PIO Expansion
4.4
Configuration
This section describes the PIO usage, the jumpers, the test points and the solder drops of a SAM3N-EK
board.
board.
4.4.1
PIO Usage
PA0
PA1
PA2
PA3
PA4
PA5
PA6
PA7
PA8
PA9
PA10
PA11
PA12
PA13
PA14
PA15
PA1
PA2
PA3
PA4
PA5
PA6
PA7
PA8
PA9
PA10
PA11
PA12
PA13
PA14
PA15
PA19
PA17
PA21
PA16
PA20
PA18
PA27
PA29
PA26
PA30
PA31
PA31
PA28
PA25
PA24
PA23
PA22
PC12
PC13
PC14
PC15
PC16
PC17
PC18
PC19
PC20
PC21
PC13
PC14
PC15
PC16
PC17
PC18
PC19
PC20
PC21
PB10
PB11
PB12
PB11
PB12
PC6
PB14
PB13
PC24
PC23
PC22
PC25
PC27
PC26
PC29
PC30
PC31
PC30
PC31
PC28
PB2
PB1
PB4
PB5
PB6
PB5
PB6
PB3
PB0
PB7
+3V3
+3V3
+3V3
+3V3
DGND
DGND
DGND
DGND
+3V3
+5V
+5V
+3V3
PA[0..31]
PB[0..14]
PC[0..31]
JP9
JP9
1
2
3
JP8
JP8
1
2
3
J6
J6
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
J5
J5
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
Table 4-1. PIO Port A Assignment
I/O Line
Peripheral A
Peripheral B
Peripheral C
Extra Function
EK Usage
Device
PA0
PWM0
TIOA0
WKUP00
POWER LED
Led Red
PA1
PWM1
TIOB0
WKUP01
CMD_SOUND
BUZZER
PA2
PWM2
SCK0
DATRG
WKUP02
PA3
TWD0
NPCS3
WKUP03
PA4
TWCK0
TCLK0
PA5
RXD0
NPCS3
WKUP04
PA6
TXD0
PCK0
PA7
RTS0
PWM3
XIN32
32K Crystal
PA8
CTS0
ADTRG
WKUP05
XOUT32
32K Crystal
PA9
URXD0
NPCS1
WKUP06
RX_UART0
UART
PA10
UTXD0
NPCS2
TX_UART0
UART
PA11
NPCS0
PWM0
WKUP07
SPI_NPCS0#
MicroSD