User manual

Evaluation Kit Hardware
SAM4S-EK2 User Guide 4-30
11176A–ATARM–24-Sep-12
4.5.13 PIO Expansion Port A Connector J13
Figure 4-37. PIO Expansion Connector J13
Table 4-21. Connector J13 Signal Descriptions
Pin Mnemonic Pin Mnemonic
1 +5V or +3.3V 2 +5V or +3.3V
3 GND 4 GND
5NC6PA16
7NC8PA17
9NC10PA18
11 NC 12 PA19
13 NC 14 PA20
15 NC 16 PA21
17 PA6 18 PA22
19 PA7 20 PA23
21 PA8 22 PA24
23 PA9 24 PA25
25 PA10 26 PA26
27 PA11 28 PA27
29 PA12 30 PA28
31 PA13 32 PA29
33 PA14 34 PA30
35 PA15 36 PA31
37 GND 38 GND
39 3.3V 40 3.3V