Skip to main content
  • Operating Voltage: 3.3V
  • Dimensions: 25.4 mm x 25.4 mm
  • Weight: 3 g (pins soldered)
  • I2C Address:
  • 0x35 default address
  • 0x36 address when ADR1 is short-circuited
  • 0x37 address when ADR2 is short-circuited
  • 0x38 address when ADR1 and ADR2 are short-circuited
  • The product includes 1 I2C connection cable, 10 cm in length.

Header (Left)

Module PinDescriptionDevelopment Board Pin
3.3V3.3V Supply Voltage3.3V Voltage Output
RESETMicrocontroller Reset (Debug)
AOUTAnalog OutputAnalog Input Pin
MO-Unprocessed Analog Output from Microphone (-)
NCNo ConnectionNo Connection

Header (Right)

Module PinDescriptionDevelopment Board Pin
GNDGroundGround
SDABidirectional Data LineSDA
SCLData Line Clock Synchronization SignalSCL
SWIMMicrocontroller SWIM Communication Protocol (Debug)No Connection
MO+Unprocessed Analog Output from Microphone (+)TX

I2C Communication Connectors

Module PinDescriptionDevelopment Board Pin
SCLData Line Clock Synchronization SignalSCL
SDABidirectional Data LineSDA
3V33.3V Supply Voltage3.3V Voltage Output
GNDGroundGround