北京理工大学珠海学院2020届本科生毕业设计Design of Ward Wireless Calling SystemAbstractIn order to get rid of the disadvantages,a new way of information exchange haveemerged as the times require.It is a new design of ward wireless calling system.Ituses single-chip system AT89S52 as the core control device and PT2262/PT2272 asthe core chip of wireless module to make a new way information exchange come true.The patients only need to call the doctor in the sickroom and the doctors can know theinformation from the system.It can solve the problem quickly by using thesystem.The traditional information exchange is person-to-person which is not onlywaste the time of each other but also is inefficient.Therefore,the system will bepopular in modern hospital.Keywords:AT89S52;wireless information exchange;PT2262/PT2272
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