J2-6 SDI(MOSI) LCD SPI bus write data signal J2-7 SCK LCD SPI bus clock signal J2-8 LED LCD backlight control signal (high level lighting, if you do not need control, please connect 3.3V) J2-9 ...
A version of the waveshare demo project for the https://www.waveshare.com/product/arduino/displays/lcd-spi-qspi/esp32-s3-touch-lcd-1.85.htm?sku=28514 esp32 round ...