NFC软件栈是一种中间件，是上层应用与底层NFC控制器硬件操作之间的纽带。其核心功能是实现近距离无线通信论坛(NFC Forum)定义的协议体系-Near field communication (NFC) stack is a kind of middleware. Its main task is to implement the function defined by NFC Forum’s specifications and protocols and to construct dif