Themouseisbecomingincreasinglypopularasa
standardpointingdataentrydevice.Thereisnodoubt
thatthedemandforthemouseisincreasing.Various
kindsofmicecanbefoundinthemarket,includingopti-
calmice,opto-mechanicalmice,andtheircloserela-
tive,trackballs.Themouseinterfacestothehostviaa
dedicatedinterfacecardoranRS-232port.Their
mechanismsareverysimilar.Themajorelectrical
componentsofamouseare:AN519ImplementingaSimpleSerialMouseControllerINTRODUCTIONTHEORYOFOPERATIONThemouseisbecomingincreasinglypopularasaAmousecanbedividedintoseveralfunctionalblocks:standardpointingdataentrydevice.ThereisnodoubtMicrocontrollerthatthedemandforthemouseisincreasing.VariousButtondetectionkindsofmicecanbefoundinthemarket,includingopti-calmice,opto-mechanicalmice,andtheircloserela-Motiondetectiontive,trackballs.Themouseinterfacestothehostviaa
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