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  • Operating Voltage: 3.3V
  • Dimensions: 25.4 mm x 38.1 mm
  • Weight: 5 g (pins soldered)
  • I2C Address:
  • 0x07 default address
  • 0x08 address when ADR1 is short-circuited
  • 0x03 address when ADR1 is short-circuited
  • 0x04 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
RESETMicrocontroller Reset (Debug)No Connection
D1TCRT5000 Digital Output (Bottom)Digital Input Pin
A1TCRT5000 Collector (Bottom)
D2TCRT5000 Digital Output (Top)Digital Input Pin
A2TCRT5000 Collector (Top)

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Header (Right)

Module PinDescriptionDevelopment Board Pin
GNDGroundGround
SDABidirectional Data LineSDA
SCLData Line Clock Synchronization SignalSCL
SWIMMicrocontroller SWIM Communication Protocol (Debug)No Connection
ANO2TCRT5000 Anode (Top)
ANO1TCRT5000 Anode (Bottom)

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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