PCA9674/PCA9674A GPIO (I2C): Revision history

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24 August 2025

  • curprev 07:5707:57, 24 August 2025 Visuino talk contribs 1,615 bytes +1,615 Created page with "Image:TArduinoPCA9674.png == Summary == I2C-controlled GPIO expander with 8 channels, configurable as inputs or outputs. == Description == The **PCA9674/PCA9674A** component allows 8 GPIO channels to be controlled via I2C. Each channel can be individually configured as an input or output with a default digital value. This component is useful for expanding the number of digital I/O pins on a microcontroller and controlling LEDs, buttons, or other digital d..."
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