Circuit diagram for digital clock
This is Circuit diagram for digital clock that maybe you need to know how to build. its simple. Components
Parts Desc.
R1 – R8 100Ω
R9 - R13 10KΩ
C1 22pF
C2 22pF
D1 LED
U1 – U4 Common Cathode 7 Segment Display
Q1 – Q4 C828
XTAL1 4 MHz Crystal
IC1 7805 Regulator IC
PIC1 PIC 16F84 OR PIC16F84A
SW1 -SW3 Push to ON push button