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fix: correct Waveshare touch pins — SDA=17 SCL=18 RST=38

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GPIO 8/9 were assigned to both LCD blue data and I2C touch,
causing I2C init to steal the LCD pins and blank the display.
Corrected to match Waveshare ESP32-S3-Touch-LCD-4.3 schematic.
This commit is contained in:
David Gwilliam
2026-02-16 16:24:30 -08:00
parent 1e596c0fab
commit 9c34a39a39
1 changed files with 4 additions and 4 deletions
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8
sketches/doorbell-touch-esp32-32e/boards/board_waveshare_s3.h
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@@ -29,10 +29,10 @@
#define PIN_LCD_BL 2
// ── GT911 I2C touch controller ──────────────────────────────────
#define TOUCH_SDA 8
#define TOUCH_SCL 9
#define TOUCH_INT 4
#define TOUCH_RST 5
#define TOUCH_SDA 17
#define TOUCH_SCL 18
#define TOUCH_INT -1
#define TOUCH_RST 38
// ── RGB LCD data pins (ESP32-S3 LCD_CAM peripheral) ─────────────
// Adjust if your board revision differs