Banana Pi BPI 4.0 OEM&ODM project: magic mirror, base BPI-M3, allwinner A83T chip design
main function:
Weight scale + bluetooth speaker + air purifier + atmosphere light + reading light + tablet computer + projector
PCBA:
projector :
Wireless with screen:
youtube video demo:
Banana Pi BPI 4.0 OEM&ODM project: magic mirror, projector function demo