examples/esp-idf/without-gfx/main/main.cpp


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#include "ESP32-HUB75-MatrixPanel-I2S-DMA.h"

MatrixPanel_I2S_DMA *dma_display = nullptr;

extern "C" void app_main() {
  HUB75_I2S_CFG mxconfig(/* width = */ 64, /* height = */ 64, /* chain = */ 1);

  dma_display = new MatrixPanel_I2S_DMA(mxconfig);
  dma_display->begin();
  dma_display->setBrightness8(80);
  dma_display->clearScreen();
}