The DFRobot gravity I/O expansion shield which is made for lattepanda V1 breakout all GPIO pins to make it compatible with standard arduino device and no interruption with other port on lattepanda. It use a 7 to 12V wide range power supply to power the board and device via DC 2.1 or DC terminal port. It used 8x8 general 2.54mm prototype pad
Analog gravity interface is x6