该文章为一篇基于C8051F020为主控芯片，以SPC3为PROFIBUS协议处理芯片开发PROFIBUS-DP从站的学术论文，文章中详细列出了硬件设计原理图，软件设计流程图及一些相关的测试，是一篇难得的基于C8051F020开发PROFIBUS-DP从站的好资料。-This article is one based on C8051F020 the master chip SPC3 PROFIBUS protocol processing chip developed the PROFIBUS

血氧检测嵌入式系统，采用stm32作为主控芯片，实现血氧的实时检测，并有led显示，文件夹里包含程序框图，软件流程，参考文献(Blood oxygen detection embedded system, using STM32 as the main control chip, the real time detection of blood oxygen, and LED display)