CAJ | 학술논문

在通信要求不太严格的情况下，为实现从机设备主动与主控设备通信，提出了一种基于UART的从控设备总线申请的通信方案并在以C8051F020单片机为核心的通信板卡上完成通信测试与物理扩展，该通信方案亦成功应用于一套智能图书柜管理系统中。
재통신요구불태엄격적정황하，위실현종궤설비주동여주공설비통신，제출료일충기우UART적종공설비총선신청적통신방안병재이C8051F020단편궤위핵심적통신판잡상완성통신측시여물리확전，해통신방안역성공응용우일투지능도서거관리계통중。
lf the condition of the communication is not too strict,in order to achieve the slave device applies for commu-nication with the host device,this paper presents a method of slave device actively applies for bus control based on UART in multiple micro control er communication and makes test on communication interface card using the C8051F020 MCU as the core and complete physical extension,the communication scheme is successful y applied to a set of intel igent figure bookcase management system.