tftest/CHANGELOG.md

Changelog

2026-10-25 — 3.5" backlight pin correction

• cyd_35r: TFT_BL / TFT_BL_PIN GPIO27 (was wrongly 21; 21 is GT911 INT).
• ../CYD_PROJECT_GUIDE.md §A：2.8 vs 3.5 对照（触控 2046/911、背光、外设脚 22/27 vs 22）。

2026-10-18 — Pomodoro presets + custom minutes

• Duration presets: 1 / 3 / 5 / 10 minutes; Set opens numeric keypad (1–99).
• Keep +/-, Start/Pause/Reset, sound picker, speaker + volume.

2026-10-18 — Pomodoro timer UI

• Tag baseline v1.0-beep-wav (Beep + WAV list UI).
• New Pomodoro screen with Start/Pause/Reset and selectable alarm sound.
• Keep speaker toggle + volume slider; TF status in header.

2026-10-18 — WAV via DAC2 only (touch-safe)

• Drop I2S INTERNAL_DAC (it enables GPIO25 and kills touch).
• PCM WAV → RAM → dac_output on GPIO26 only; Beep tab unchanged.

2026-10-18 — Beep tab + WAV tab

• Keep 16 LEDC beeps on Beep tab.
• WAV tab scans TF (/ and /wav); short files load to RAM then play via Internal DAC.
• Core0 decode task; gain capped for onboard amp.

2026-10-18 — Built-in UI beep sounds

• Drop MP3; LEDC tone bank: Click/Key/Pop/Confirm/Cancel/Success/Error/...
• Scrollable SOUNDS list; tap to play.

2026-10-18 — Smooth MP3 + keep UI alive

• MP3 decode on FreeRTOS core0; UI/touch on core1.
• DAC1(GPIO25) disabled while playing so touch CLK works.
• No SD rescan during playback (SPI contention).

2026-10-18 — Music list from TF

• Scan root + /music for .mp3; scrollable list; tap row to play.
• PLAY uses selected track; auto-enables speaker on list tap.

2026-10-18 — Play /paomo.mp3 from TF

• PLAY streams /paomo.mp3 via ESP8266Audio + internal DAC (GPIO26).
• Serial #PUT + tools/sd_put.py to copy MP3 onto the TF card.

2026-10-18 — Canon in D melody

• Replace Twinkle Twinkle with Pachelbel Canon in D (monophonic).

2026-10-17 — ASCII glyphs + volume slider

• Replace ·/— (tofu boxes) with ASCII - / |.
• Add VOL slider (0-100); live duty update while playing.

2026-10-17 — UI layout refresh

• Compact 320x240 layout: header status, capacity hero, usage bar, dual actions.
• Drop on-screen touch debug cursor; keep calibrated touch.cpp unchanged.

2026-10-17 — Restore TF + speaker (touch map frozen)

• Re-add SD info UI and speaker ON/OFF + Play Music.
• Default volume 20% via LEDC duty (GPIO26).
• Touch mapping left unchanged (diagonal BL/TR fix).

2026-10-17 — Touch-only then calibrated

• Stripped to touch test; fixed BL/TR with diagonal mirror (not 180°).