人人图书馆_基于AT89C51的多路温度检测报警系统.pdfVIP

　　　　　　　 3 1 9 　　ELEC T RON IC M EAS UREM EN T T EC HNO LOGY 2008 9 　 AT89C51 周　梅　廖承虎　沈爱祥 (中国矿业大学生物医学工程系　徐州　22100 8) 　:A T 89C51 , A D590 , 。 , ,。 , , 。, .、、 , , 、。 :;;; :T P274+.4 　　　:A Multi-channel temperature detection alarm system based on AT89C51 Z hou M e 　L ao Cheng hu　Shen A x ang (B omed cal D epart ment, C h na U n vers ty of M ne and T ech nology, Xuz hou 22 1008) Abstract:M ult -channel tempe rature detect on alar m sy stem based o n A T 89C5 1 w a s ntro duced.In order to save po r ts, enlarg es mo no l th c ntegr ated c rcu t to ex pand the funct o n la te r, the data se r es o f senso r system e nter the l ne SCM .System s thro ug h the co ntr ol but to n to ach ev e the r eal-t me se tt ng of all the d ff erent alarm temper ature, and the real za t on of mult -channel o r s ngle sw tch tempe rature d splay, w h ch can ca rry out mult -channel detect on and also can be car r ed out as a one-w ay mo n tor ng .When the tempe rature w as repo rted to the po l ce, the tempe rature and the actual temper ature demonstrated n turn, thu s g ves mo re nfor mat on.T he button structure s mple, the appl cat o n n mble, easy to ex pand, enhanced the automa t c detect on eff c ency to a g rea t ex tent, cau ses th s system even more ntellectual zat on and humane. Keywords:T empera ture De tect on;SCM;Ser al Commun cat o n A nalo g-d g tal co nv ers o n 0　　　 1　 、, , , [3] , 。DS 18B20 。, ,AD590 , [1] ; 。, 。ADC 0809 , AT 89C51