take a multimeter and check | Microcontroller › 8051 › AT89C51 START PROBLEM ..PLEASE NEED HELP.. › take a multimeter and check April 2, 2012 at 4:45 pm #7383 anurudh tiwariParticipant take a multimeter and check the directly vcc and ground pin of your microcontroller after switching the supply….if it gives the correct volatage…. then change your oscillator connected pin 18-19…
