which type of motor u | Microcontroller › 8051 › In what form signal is given to AT89c51 mc’s input › which type of motor u April 6, 2015 at 11:54 am #12768 Ashutosh BhattParticipant which type of motor u have unipolar or bipolar? for unipolar u can use ULN2003A chip but for bipolar u have to use L293D chip the pulse sequence you are giving is for bipolar motor for unipolar motor it will be 0x01,0x02,0x04,0x08…..
