Battery Drains very Fast

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...
Battery Drains very Fast

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...
MEASURING RTC BATTERY VOLTEGE

Hi, We require to provide information about the battery that drives the RTC. Is there any way for the condition or way to tell if the battery is near failure from within the C51? I suspect not. ...
MEASURING RTC BATTERY VOLTEGE

Hi, We require to provide information about the battery that drives the RTC. Is there any way for the condition or way to tell if the battery is near failure from within the C51? I suspect not. ...
LPC2119: RTC-conservation with battery ??

Hi everybody! I have got a question concerning the Real Time Clock of the LPC2119 processor: Is it possible to save the values of the RTC (i.e. the time and date) with a battery as the only power...