Atmel ARM-Based Evaluation Kit AT91SAM9N12-EK AT91SAM9N12-EK Data Sheet
Product codes
AT91SAM9N12-EK
4-30
SAM9N12/CN11-EK User Guide
11186A–ATARM–29-Nov-12
4.4.10
IO Expansion Port
Figure 4-38. IO Expansion Socket J5
Table 4-17. IO Expansion Socket J5 Signal Descriptions
PIO
Power
Pin Num
Pin Num
Power
PIO
3V3, or 5V
1
2
3V3, or 5V
GND
3
4
GND
PA0
5
6
PA16
PA1
7
8
PA17
PA2
9
10
PA18
PA3
11
12
PA19
PA4
13
14
PA20
PA5
15
16
PA21
PA6
17
18
PA22
PA7
19
20
PA23
PA8
21
22
PA24
PA9
23
24
PA25
PA10
25
26
PA26
PA11
27
28
PA27
PA12
29
30
PA28
PA13
31
32
PA29
PA14
33
34
PA30
PA15
35
36
PA31
GND
37
38
GND
3V3
39
40
3V3