I/O connector

20-pin dual-row 0.1" pitch pin header without shrouding

Pin Signal Usage
1 GND Signal ground
2 GND Signal ground
3 IO09 General Purpose I/O
4 IO01 General Purpose I/O
5 IO10 General Purpose I/O
6 IO02 General Purpose I/O
7 IO11 General Purpose I/O
8 IO03 General Purpose I/O
9 IO12 General Purpose I/O
10 IO04 General Purpose I/O
11 IO13 General Purpose I/O
12 IO05 General Purpose I/O
13 IO14 General Purpose I/O
14 IO06 General Purpose I/O
15 IO15 General Purpose I/O
16 IO07 General Purpose I/O
17 IO16 General Purpose I/O
18 IO08 General Purpose I/O
19 GND Signal ground
20 GND Signal ground