The MCP23017 adds 16 digital inputs / outputs to your Arduino projects. The MCP23017 uses the I2C bus to communicate with the Arduino.
Best deals MCP23017
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- At ebay.com you can purchase MCP23017 DIP SOP Bidirectional 16-Bit I/O Expander I2C IIC Serial Interface for only $1.08, which is 91% less than the cost in Banggood (CHF 12.60).
- The lowest price of 5Pcs CJMCU-2317 MCP23017 I2C Serial Interface 16 bit I/O Expander Serial Module was obtained on 13 August 2020 3 h 02 min.