in both If condition, it is | Microcontroller › 8051 › In what form signal is given to AT89c51 mc’s input › in both If condition, it is April 4, 2015 at 11:11 am #12759 nitish kumar singhParticipant in both If condition, it is required to correct it or only in one case. if ((sense2=='1') && (sense1!='1')) if ((sense1=='1') && (sense2!='1')) After making correction the led on ULN 2003 blink randomly but stepper motor yet not rotating.
