TOP GUIDELINES OF WRISTWATCHES

Just a decoupling capacitor and some excess pull-up resistors were required. The RTC is wired up in order that as an alternative to acquiring ability placed on the VCC pin, it’s placed on the Vbat pin which lessens its latest attract from all-around 100uA all the way down to two.5uA.The requirements for diving watches are controlled by the ISO 64