Documentation
Protocentral FDC2214 4-Channel Capacitance-to-Digital Converter Breakout (Qwiic)
Guides, hardware references, and firmware documentation for this product.
Getting Started
Getting Started with the Protocentral FDC2214 Breakout
From an unboxed board to live capacitance readings on Arduino — wiring (Qwiic + headers), library install, four-channel autoscan, and converting to picofarads.
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Application Notes
12 Capacitive Sensing Applications for the FDC2214
From everyday liquid-level and proximity sensing to experimental displacement, frost and soil-moisture work - 12 ways to use the FDC2214, each matched to its 28-bit, EMI-resistant strengths.
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