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Aiming at the limitation of cam mechanism, on the basis of analyzing research actuality of electronic cam at home and abroad, electronic cam system of single-chip microcomputer(89C52)controlling stepping motor is adopted to implement straight reciprocating movement of cam mechanism follower. Furthermore, derivative process and relational expression of electronic pulse frequency is presented. Finally, advantage and application prospect of electronic cam system is discussed.

Overall design of Electronic Cam System based on SCM89C52