A.INDXB.INITC.FINALD.EN
A.首次掃描時(shí),計(jì)數(shù)器位為OFF,當(dāng)前值為0B.對(duì)計(jì)數(shù)器復(fù)位后,計(jì)數(shù)器位OFF,當(dāng)前值為0C.CD輸入端的每個(gè)上升沿計(jì)數(shù)器計(jì)數(shù)一次D.減計(jì)數(shù)器的復(fù)位端為R
A.255B.32767C.32768D.65535