Mainboard Versions - OpenNeptune3D/OpenNept4une GitHub Wiki
v1.0 (Neptune 4, Neptune 4 Pro)
Identifiable by: The Mainboard has ZNP K1 v1.0
printed on the silkscreen. It comes in both black and red PCB coatings.
ADXL Port
This board has headers for an ADXL sensor in the lower left corner next to the screen connector. It is labeled ADXL345
Extra USB Port
Next to the Ethernet port is an unpopulated spot for an additional USB port that can be soldered onto the board.
v1.1 (Neptune 4, Neptune 4 Pro)
Identifiable by: The Mainboard has ZNP K1 v1.1
printed on the silkscreen.
ADXL Port
This board has headers for an ADXL sensor in the lower left corner next to the screen connector. It is labeled ADXL345
v2.0 (Neptune 4 Plus, Neptune 4 Max)
Identifiable by: The Mainboard has ZNP K1 v2.0
printed on the silkscreen.