hai friends in this instructable i am going to show you how to make a led clock using arduino Things Needed 1.64*leds2.12*1N4148 diodes3.3*470 ohm resistors4.ds1307 rtc module5.common pcb6.atmega 328atmega 3288.16MHz crystal.9. two 22pF caps.10. 28 pin IC socket for the ATMega328. 11.10 k resist…By: RAJESH-MrX // Read more: original article.
