User's Manual

4. Pins Assignmemt
Pin 1: Power supply voltage +5V.
Pin 2: Ground connection.
Pin 3: 12MHz clock output.
Pin 4: Interrupt indication for external MCU.
Pin 5: Chip selection for SPI interface.
Pin 6: Data output for SPI interface.
Pin 7: Data input or 3-wire data output.
Pin 8: Clock input for SPI interface.
Pin 9: Ground connection.
Pin 10: 32kHz crystal output.
5. PCB Dimension
GND
Connect 2.4G Antenna signal
Pin 1
Pin 2
Pin 3
Pin 4
Pin 5
Pin 6
Pin 7
Pin 8
Pin 9
Pin 10
GND