Lp trnh PLC: Cc vn cn nm. Khi bn bt u lm quen mt hng PLC, bn cn phi nm nhng g?1. Phn cng: -Ngun cp. -S lng I/O Onboard -Kh nng m rng (Khi khng truyn thng v khi ruyn thng). -Cc cng truyn thng tch hp sn. -Kh nng truyn thng mng . -C tch hp cc u vo/ra chc nng (Analog, b m tc cao, c c nhit ...) -Tc x l. -Cu trc vng nh.2.Phn mm lp trnh. -S dung phn mm lp trnh no, 1 phn mm dng ring cho tng dng hay chung cho tt c cc dng. -Ngn ng lp trnh theo chun no. -Phn mm h tr bao nhiu ngn ng lp trnh. -C th chy m phng (Simulation) hay khng -Cp lp trnh theo chun no.3. Lp trnh cc ng dung c bn. Trc tin phi tm hiu cc tp lnh -Cc tp lnh vo/ra. -Timer, counter. -Dch chuyn -Ton t -So snh -X l tn hiu. -B m tc cao. pht xung, ngt, chng trnh con.Sau khi nm r, tm hiu thm phn iu khin thit b ngoi vi (Bin tn, Servo, HMI...) truyn thng mng.Bn no c nhng bi tp nh hay gp vn no , c th chia s cho anh em cng tm hiu v hc tp