Product Description

14 P0.08 General Purpose I/O Digital I/O
15 P0.09/NFC1 General Purpose I/O; NFC1 Digital I/O
16 P0.10/NFC2 General Purpose I/O; NFC2 Digital I/O
17 NC - -
18 NC - -
19 NC - -
20 GND Ground -
21 VCC Power Supply 1.8V-3.6V
22 P0.00 Digital I/O; Analog input General Purpose I/O; Connection for 32.768 kHz crystal (LFXO)
23 P0.01 Digital I/O; Analog input General Purpose I/O; Connection for 32.768 kHz crystal (LFXO)
24 P0.02 Digital I/O; Analog input 0 SAADC/COMP/LPCOMP input
25 P0.03 Digital I/O; Analog input 1 SAADC/COMP/LPCOMP input
26 P0.04 Digital I/O; Analog input 2 SAADC/COMP/LPCOMP input
27 P0.05 Digital I/O; Analog input 3 SAADC/COMP/LPCOMP input
28 P0.06 General Purpose I/O Digital I/O
29 P0.07 General Purpose I/O Digital I/O / LED
30 GND Ground -
31 VCC Power Supply 1.8V-3.6V
32 NC - -
33 NC - -
34 P0.11 General Purpose I/O Digital I/O
35 P0.12 General Purpose I/O Digital I/O
36 P0.13 General Purpose I/O Digital I/O
37 P0.14 General Purpose I/O Digital I/O
38 P0.15 General Purpose I/O Digital I/O
39 P0.16 General Purpose I/O Digital I/O
40 P0.17 General Purpose I/O Digital I/O
41 P0.18 General Purpose I/O Digital I/O
42 P0.19 General Purpose I/O Digital I/O
43 P0.20 General Purpose I/O Digital I/O
44 P0.21/RESET General Purpose I/O; nRESET Digital I/O
45 SWDCLK Digital input Hardware Debug and Flash Program I/O
46 SWDIO Digital I/O Hardware Debug and Flash Program I/O
47 P0.22 General Purpose I/O Digital I/O