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    Hi friends..... plz help me.... i am working on a small project using 89S52,Keypad,lcd,MOSFET IRF9540N, and 7805 IC. 7.4 v Lipo battery. my concept is to turn on and off LCD with the keypress from...
  • LPC2366 RTC Battery drain
    Hi... I am using LPC2366 in my application, I have connected CR2032 3V Lithium Battery to maintain the RTC. The Problem with the System is I have to change the CR2032 3V Lithium Battery After...
  • AC High power detector
    AC High power(220V) Detector please help me about above mentioned. i want to detect with mcu there is Ac power or not. of course with simple circuit without trasformer .also with 15 ampere current....
  • why PORT0.27 of LPC1768 is open drain?
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