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  1. Showing 1 - 36 out of 173 results for "arduino i o expander"
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      I2C / UART Smart I/O GPIO And Analog Expander For Arduino (Serial Wombat 18AB, Unassembled Kit, 2 Pack, Black Label)
      I2C / UART Smart I/O GPIO And Anal…
      A
      Amazon.com
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      CAT9555 IO Expansion Module - 16 I/O Pins I2C Smbus Expander Board For Arduino, Raspberry Pi
      CAT9555 IO Expansion Module - 16 I…
      A
      Amazon.com
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      Watangtech MCP23017 I/O Expander Module - 16 GPIO Pins, I2C Interface, Onboard 3-Digit DIP Switch - Compatible With Raspberry Pi, Arduino, STM32 (3.3
      Watangtech MCP23017 I/O Expande…
      A
      Amazon.com
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      Interface - I/O Expanders 16Bit Input/Output Exp I2C Interface
      Interface - I/O Expanders 16Bit Input/…
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      Amazon.com
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      I2C Smart I/O Expander And A/D Converter - Serial Wombat 4B - 4 Pack. Drive Servos, Switches, Quadrature Encoders, UART/I2C Bridge Over I2C Compatible With Arduino
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      I2C Smart I/O Expander And A/D Con…
      $33.99
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      MCP23017 I2C GPIO Expander Module 16-Bit Serial Interface I/O Extension For Arduino Raspberry Pi
      MCP23017 I2C GPIO Expander Modu…
      A
      AliExpress
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      I2C / UART Smart I/O GPIO And Anal…
      $42.99
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      The Retail Market
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      AITRIP 10Pcs PCF8574 IO Expansio…
      $39.99
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      I2C Smart I/O Expander And A/D Con…
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      Amazon.com
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      PCF8574T I2C Interface Module (1P…
      $2.16
      A
      AliExpress
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      ACEIRMC 3Pcs PCF8575 IO Expande…
      $33.99
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      ACEIRMC 10Pcs PCF8575 IO Expand…
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      Amazon.com
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      1-10Pcs PCF8575 Module Expansio…
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      Aliexpress
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      PCF8575 IO Expander Module I2C T…
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      AliExpress US
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      PCF8575 I2C IO Expander Module - 1…
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      AliExpress
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      PCF8574 I2C Interface 8Bit IO MCU E…
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      Amazon.com
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      2Pcs PCF8575 I2C IO Extension Shie…
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      Amazon.com
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      Diitao 10PCS PCF8574T PCF8574 I…
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      Amazon.com
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      For Arduino 37 in 1 Sensors Module…
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      AliExpress
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      MCP23017 IO Expander Board, I2C In…
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      Amazon.com
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      Arduinos NANO V3.0 Atmega328p M…
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      AliExpress
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      MCP23017 I/O Expander Module - 1…
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      Amazon.com
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      Arduino Compatible Sensor Shield V…
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      Alexnld.com
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      PCF8575 Module Expansion IO Port …
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      AliExpress US
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      Arduino-Compatible R3 UNO Atmega…
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      Alexnld.com
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      Velleman KA05 I/O Shield For Arduin…
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      Electronic Inventory Online
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      IO Expander Module I2C To 16IO Inte…
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      Alibaba.com
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      I/O Expander - MCP23008
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      Amazon.com
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      For Arduino 45 in 1 Sensors Module…
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      AliExpress
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      Arduino Advance Upgraded Starter K…
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      Alexnld.com
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      PCF8574 PCF8574T I/O For I2C IIC P…
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      Amazon.com
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      MCP23017 I/O Expansion Module Su…
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      Alexnld.com
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      Treedix 5PCS IO Expansion Module I/…
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      Amazon.com
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      For Arduino Nano Mini Ultra Small Ty…
      $2.19
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      AliExpress
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      Arduino Solutions Handbook: Desig…
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      BooksRun
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      PCF8575 IO Expander Module I2C T…
      $6.62
      A
      AliExpress
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