A na-eji igwe a na-eji egbutu ihe anaghị kpara mpịakọta mpịakọta na mpempe akwụkwọ.Igwe microcomputer na-achịkwa igwe ahụ dum, ihe a na-adọkpụrụ site na moto steepụ, ogologo nke ịkpụ mpempe akwụkwọ bụ mgbanwe, nsochi fotoelectric, nke ziri ezi, kwụsiri ike, mmechi akpaka, ịgụta akpaka na ntọala, ịgụta mkpu, moto ntụgharị ugboro ugboro, nchekwa ike….