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Documentation Index

Fetch the complete documentation index at: https://docs.deneyapkart.org/llms.txt

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  • Operating Voltage: 3.3V
  • Dimensions: 25.4 mm x 50.8 mm
  • Weight: 5 g (pins soldered)
  • I2C Address:
  • 0x0E default address
  • 0x4C address when ADR1 is short-circuited
  • 0x71 address when ADR2 is short-circuited
  • 0x72 address when ADR1 and ADR2 are short-circuited
  • The product includes 1 I2C connection cable, 10 cm in length.

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Header (Left)

Module PinDescriptionDevelopment Board Pin
3.3V3.3V Supply Voltage3.3V Voltage Output
BUT0Button 0 Capacitive Sensing Interface Pin
BUT2Button 2 Capacitive Sensing Interface Pin
BUT4Button 4 Capacitive Sensing Interface Pin
BUT6Button 6 Capacitive Sensing Interface Pin
BUT7Button 7 Capacitive Sensing Interface Pin
BUT8Button 8 Capacitive Sensing Interface Pin
BUT9Button 9 Capacitive Sensing Interface Pin

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Header (Right)

Module PinDescriptionDevelopment Board Pin
GNDGroundGround
SDABidirectional Data LineSDA
SCLData Line Clock Synchronization SignalSCL
BUT1Button 1 Capacitive Sensing Interface Pin
BUT3Button 3 Capacitive Sensing Interface Pin
BUT5Button 5 Capacitive Sensing Interface Pin
SBWTCKMicrocontroller SWIM Communication Protocol (Debug)No Connection
SBWTDIOMicrocontroller Reset (Debug)No Connection

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I2C Communication Connectors

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