7、accurate,convenientandsimpleindesignwithcalibration.FordesignandsimulationwithMultisimsoftwareindigitalclock.WefirstcreatedMultisimsoftwaredigitalclockcircuitdiagramofthetotal.Andthenusethesoftware’ssimulationfeaturesinthesimulation.adigital clock to the o
8、scillator,a counter,decoderand displaycircuit accurately time "hours" "minutes"" seconds" with digital display, and the need for correction circuit make its accurate work, also can have from time to time and