PCB Capacitive-Touch Pad Geometry, Acrylic-Overlay SNR & Water-Droplet Driven-Shield Sizer

Deterministic Parallel-plate + fringing-field dielectric stack capacitance C_finger(d_overlay, eps_r) vs coplanar hatch-ground parasitic C_p & active voltage-follower shield cancellation engine (.json, .kicad_mod, .dxf) built for Infineon Cypress CapSense, Microchip maXTouch, STMicroelectronics, Espressif — zero-upload ephemeral Wasm RAM execution.

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Cloudflare Ephemeral Wasm RAM · 0% Retention

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