The DISP pin is not used, just pull it to VCC. External VCOM inversion signal is used, so pull EXTCOMIN to VCC. (I don't like having SPI transactions inside interupt timers, so invert via SPI won't ...

TinyML / Edge AI, ESP32-CAM camera interfacing, Edge Impulse workflow, Image classification & object detection on ...

A primary student learns first aid skills under the guidance of a volunteer from a local Red Cross society in Handan, Hebei province, on Thursday. [Photo by Hao Qunying/for China Daily] With wider ...