warehack.ing/hmc472
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Author SHA1 Message Date
Ryan Malloy
613611d37a Add ESP32-S2 firmware for HMC472A attenuator control 
PlatformIO/Arduino firmware for WEMOS/LOLIN S2 Mini:
- 6-bit GPIO control (GPIOs 1-6) with glitch-free register writes
- REST API: /status, /set, /config, /sweep endpoints
- Web UI with PCB green theme, slider, presets, pin visualization
- NVS persistence of attenuation setting across power cycles
- Sweep mode for automated attenuation stepping
- mDNS (attenuator.local), OTA updates, watchdog
 2026-02-02 21:24:29 -07:00
Ryan Malloy
bd49570ea0 Track CLAUDE.md with local resource inventory 2026-02-02 13:43:02 -07:00
Ryan Malloy
713c2821f2 Add SVG vector extractions from datasheet 
16 SVGs: full-page renders and isolated drawings for each
of the 8 datasheet pages.
 2026-02-02 13:42:21 -07:00
Ryan Malloy
a5560470ea Initial commit: HMC472A attenuator module reference materials 
Datasheet extraction, module specs, marketing photos, and
project CLAUDE.md with local resource inventory.
 2026-02-02 13:41:13 -07:00