- ATRV every 2 s; voltage arc in the bottom gap (11-15 V) + number,
colored by state (low / weak / resting / charging / overcharge)
- idle after Off/2/5/10 min without speed data (settings page, NVS):
screen off, GIF paused, OBD polling stopped, ATRV every 30 s;
wakes on touch (swallowed by a top-layer overlay) or > 13.2 V
- status pill moved up to make room for the voltage
Co-Authored-By: Claude Opus 5.5 <noreply@anthropic.com>
- speed page: 120 px antialiased number (lv_font_conv) + 0-200 km/h arc
gauge over ezgif-5-cb56986bc7.gif (embedded via board_build.embed_files)
- swipe-left menu: scan, OBD-like adapters first, tap to select; adapter
remembered in NVS, auto-connect at boot and reconnect every 3 s
- ELM327 init ATZ/ATE0/ATL0/ATS0/ATH0/ATSP0/0100, then 010D polling
- shared ini: -DLV_LVGL_H_INCLUDE_SIMPLE for generated fonts
Co-Authored-By: Claude Opus 5.5 <noreply@anthropic.com>
