Hello! I need help with the calculation of the time of charge and discharge for a BackUp capacitor 0,1 uF 5,5 V Regards =C5keN -- http://www.piclist.com hint: PICList Posts must start with ONE topic: [PIC]:,[SX]:,[AVR]: ->uP ONLY! [EE]:,[OT]: ->Other [BUY]:,[AD]: ->Ads