ESP8266 NodeMCU Interface – MCP23017

MCP23017 with LED Interface

  • Required NodeMCU Modules (Firmware) : GPIO Module, I2C Module, Node Module,
  • Required Hardware and Software Tools are ESP8266 with Programmer (or)  NodeMCU Dev Kit, MCP23017, LED,
  • Required software tool is ESPlorer IDE Tool.

MCP23017 lua Module code



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