bragas
Newbie level 5
Hi all.I must control speed and direction of a 12v dc motor for my graduation project.i try with lmd18200.but i have some problems.i connected to pwm input of lmd18200 610 hz. pwm signal from PIC16f7877a.but it doesnt work.if i connect 5V to pwm input it works , can you help me.which frequency pwm signal i must connect to lmd? according to you what is the problem. thanks a lot