数字电路课程设计题目：病房呼叫系统的FPGA实现。实现了题目要求：支持呼叫记忆功能，有呼叫优先级，护士值班室可给予病房呼叫响应信号。-Digital Circuit Design Title: FPGA implementation of the ward call system. The subject of the request: support call memory function, call priority, nurse