DEV Board Design

Prepare

• Check official development board, make sure BSP match,
• PGI (Programmable GPIO): Button, LED, etc

Peripherals

• HDK Drivers

Power Supply

• Power supply option: USB, USB+Battery, Button Cell Battery, etc

From Factor

• Compatible Shield?

LED

• Seperate Power LED and GPO LED

Do Good Silk Print Design

• Clear
• Seperate PA PB PC ... by line mark

Fill

• Fill the ground and more vias