ESP32: add 16 GPIO pins with the MCP23017 I2C port expander
Run out of GPIO on your ESP32? The MCP23017 adds 16 GPIO pins over I2C using only 2 wires. Multi-platform code for ESP32, Arduino, Pico, and Pi.
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#port-expander
1 tutorial
Tag
1 tutorial
Run out of GPIO on your ESP32? The MCP23017 adds 16 GPIO pins over I2C using only 2 wires. Multi-platform code for ESP32, Arduino, Pico, and Pi.