Arduino Quick Start
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4. M5GFX
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CoreS3 Display
The M5CoreS3 uses the M5GFX library as the screen driver. You can implement simple displays by referring to the API & examples below. For more API details, refer to the M5GFX source code.
Example Usage:
cpp
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#include "M5CoreS3.h" void draw_function(LovyanGFX* gfx) { int x = rand() % gfx->width(); int y = rand() % gfx->height(); int r = (gfx->width() >> 4) + 2; uint16_t c = rand(); gfx->fillRect(x - r, y - r, r * 2, r * 2, c); } void setup() { auto cfg = M5.config(); CoreS3.begin(cfg); int textsize = CoreS3.Display.height() / 60; if (textsize == 0) { textsize = 1; } CoreS3.Display.setTextSize(textsize); } void loop() { int x = rand() % CoreS3.Display.width(); int y = rand() % CoreS3.Display.height(); int r = (CoreS3.Display.width() >> 4) + 2; uint16_t c = rand(); CoreS3.Display.fillCircle(x, y, r, c); draw_function(&CoreS3.Display); }