Hardware:
Waveshare ESP32-S3-Touch-LCD-2.1 (480×480 round display)
ST7701S driver, 16-bit RGB parallel interface, framebuffer in PSRAM
CST820 capacitive touch (I2C), QMI8658 IMU on same board
Arduino ESP32 2.0.x / IDF 4.4
Problem: The display continuously shows a horizontal "scrolling" or ...
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- Wed May 27, 2026 2:26 pm
- Forum: General Discussion
- Topic: Waveshare ESP32-S3-Touch-LCD-2.1 + LVGL 8 — Continuous horizontal "ghost scrolling" on ST7701S RGB panel
- Replies: 1
- Views: 57