
| Hardware Setup | 
2.13 <GPIO Interface>
The board provides a programmable 
purpose I/O port for system control like POS or KIOSK.
Connector: CN_DIO
Type: onboard 2 x 
| Pin | Description | Pin | Description | 
| 1 | Ground | 2 | Ground | 
| 3 | GP0 | 4 | GP4 | 
| 5 | GP1 | 6 | GP5 | 
| 7 | GP2 | 8 | GP6 | 
| 9 | GP3 | 10 | GP7 | 
| 11 | VCC | 12 | +12V | 
CN_DIO
1 2
11 12
| 30 | GPIO Interface | 
