APM Flight controller Using the built-in compass:
To use the built-in compass simply connect the jumper as shown below. The APM board will use the external compass, during the compass jumper is remove
Model : APM 2.8
Power supply : LP2985-3.3.
Port : MUX (UART0, UART2, mnnI2, and OSD are optional, OSD is the defaulted output).
Input Voltage (V) : 12~16 VDC
Processor : ATMEGA2560 and ATMEGA32U-2
Micro-SD Card Slot : No
Dimensions (mm) LxWxH : 70 x 45 x 15
Weight (gm) : 82