ESP32 MCP230XX expander driver/library

This is a single-file header-only C++ style library (see files in main/include/) for driving the MCP230XX MicroChip's GPIO expander from an ESP32 microcontroller.

Currently supported are:

• MCP23008
• MCP23009
• MCP23016
• MCP23017
• MCP23018

It is based on another library:

• https://github.com/NSBum/esp32-mcp23008

Installation & usage

See example in main/main.cpp.

• Move the files from main/include/ to your include directory.
• #include the MCP230XX.h in your code.
• Create an object.
• Done!