对基于单片机实现数码相框功能的讲解和程序设计，使得单片机完成数码相框的功能。能从上位机（电脑）接收照片，并且通过程序实现照片自动切换。-On the basis of single-chip digital photo fr a me to explain the function and programming, making the microcontroller to complete the function of digital photo fr a me. Can receive p