本文围绕宠物看护助手进行宠物看护系统方面的研究。在系统的设计方面，是通过把结构简化、模块化实现系统的连接。宠物的看护系统的控制核心是以STC89C52单片机为主。在辅助方面是时钟电路、复位电路，以及采用了显示电路、声音提示电路、驱动电路、蓝牙电路等。在系统的基本原理方面是通过单片机获得信号通过驱动步进电机等模块实现功能，并能够在系统的液晶屏幕上进行显示，达到完成动物看护的效果。
关键词：宠物看护；单片机；步进电机
PETCAREASSISTANT
Abstract
Inthenewera,withtheimprovementofpeopleslivingstandards,moreandmorefamiliesbegintogetusedtoraisingfamilypetsformorefun.Keepingpetscanenrichthecontentoflife,butitwillalsobringsomebigtroubles.Petcare,forexample,becomesabigproblemwhentheownerleaveshome.Becausethepaceofmodernworkisveryfast,manypeoplecannotliveathomeeveryday,sohowtosolvetheproblemofpetcarehasbecomeahotissueofconcern.
Thispaperfocusesonthepetcareassistantforpetcaresystem.Inthesystemdesign,isthroughthestructuresimplification,modularsystemconnection.PetcaresystemcontrolcoreisbasedonSTC89C51MCU.Intheauxiliaryaspectistheclockcircuit,resetcircuit,andtheuseofdisplaycircuit,soundpromptcircuit,drivingcircuit,Bluetoothcircuitandsoon.Intermsofthebasicprincipleofthesystem,thesignalcanbeobtainedthroughthesinglechipmicroc