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@tyeth tyeth commented Nov 19, 2025

Initially updated just the ST7789 to support ExpanderPin arguments to the constructor, which calls through ST77xx and Adafruit_GFX/Adafruit_SPITFT.

Arduino Nesso-N1 uses the ST7789P3, with various offsets, reference https://github.com/m5stack/M5GFX/blob/master/src/M5GFX.cpp#L2154-L2262

Probably needs thinking about how users might play with ExpanderPins and external displays, but minor guard (_rstExp != nullptr) in the row/column offset setup so at least that's covered.

IMG_20251119_224313_8

#define _ADAFRUIT_ST7789H_

#include "Adafruit_ST77xx.h"
// extern class ExpanderPin;
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