# Changelog

## 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°).