From 95b960e071b3c982f5f931c95b1ab116a63067a8 Mon Sep 17 00:00:00 2001 From: Me Here Date: Mon, 1 Jun 2026 00:20:43 -0500 Subject: [PATCH] docs: Stage 3 milestone 3 (live metronome) + notation views Co-Authored-By: Claude Opus 4.8 (1M context) --- docs/rust-port.md | 19 +++++++++++++++---- 1 file changed, 15 insertions(+), 4 deletions(-) diff --git a/docs/rust-port.md b/docs/rust-port.md index 318916c..254f72c 100644 --- a/docs/rust-port.md +++ b/docs/rust-port.md @@ -90,10 +90,21 @@ session** (`NoCs`) — mipidsi toggles CS mid-command and the ST7796 needs it co pm-ui to PNG; `--bin panelsim` decodes mipidsi's real command/pixel stream into a PNG (proved the protocol correct → bug was physical); `--bin initdump` dumps the init + CASET/RASET sequence. -**Next:** real metronome UI in `pm-ui` (iterate in the simulator/emulator, no bench), then inputs -(buttons GP15/14, joystick GP26/27, GT911 touch on GP8/9), audio (piezo GP13), WS2812 (GP12), -USB-MIDI — then link `pm-core` (the track codec + scheduler, already `no_std` and tested). -HAL stays `rp235x-hal` for now (embassy can come later if async buys us enough). +**🟡 Milestone 3 (live metronome) — built, pending on-device check:** the firmware is now an actual +metronome. `embedded-alloc` heap → parses tracks with `track-format` on-device; 4 built-in grooves; +Timer-driven clock; **audio clicks** on the master lane's hits (GP13 PWM, short edge-triggered +pulses, accent louder); **controls** — A = play/stop, B = grid/notation view, joystick (rotated 90° +CCW) up/down = tempo, left/right = groove. Renders `pm-ui::draw_metronome` / `draw_notation`, with a +cheap `draw_progress` strip animating the bar position every frame (full redraw only on change → no +flicker). All loop input reads use `unwrap_or` (no panics) — addresses the self-test crash. +Compile + simulator verified; **needs a flash to confirm** audio timing, joystick directions, no crash. + +**pm-ui views (sim-verified, PNGs):** metronome grid (accents/ghosts/polymeter), and **drum notation** +(5-line staff, time sig, hands stem-up / feet stem-down, shared stems, beamed eighths, ledger lines). + +**Still to do:** GT911 touch (GP8/9), WS2812 RGB (GP12), USB-MIDI, set-lists from programs.json, +per-cell live playhead, the rest of the practice features. Then split `pm-core` out as its own crate +and add `pm-explorer`/`pm-grid` binaries. HAL stays `rp235x-hal` (embassy later if async earns it). On `embassy` / `rp-hal`: - ST7789 240×320 display → `mipidsi` + `embedded-graphics` (mature; the parts are well-supported).