Dave Williams | DitroniX | G8PUO
19 lines
540 B
Markdown
19 lines
540 B
Markdown
# TCA6408 ESPHome Component
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Full-featured custom component for the **TCA6408** 8-bit I²C I/O Expander.
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## Features
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- 8 bidirectional GPIO pins
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- Hardware polarity inversion support (inputs)
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- Interrupt-driven inputs (active-low INT pin)
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- Efficient cached GPIO expander
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- Polling fallback mode
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- Compatible with ESP32 (including C3/C5/C6), ESP8266, etc.
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## Installation
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1. Download or clone this component into your ESPHome project:
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```bash
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mkdir -p custom_components
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cp -r TCA6408/custom_components/tca6408 custom_components/ |