DS1307 RTC chip – 1 32.768 Khz (12.5 pF) generic quartz watch crystal – 1 100nF Ceramic Capacitor – 1 10K ¼ w Resistor – 2 12mm 3V Lithium Coin Cell (CR2032) – 1 12mm Coin Cell Holder – 1 5-Pin Male ...

Sometimes we run into real problems restoring old machines. [RedruM69] recently ran into a system with a dead Real Time Clock (RTC) module. These modules were used on computers and all sorts of oth… ...