Schematic of Mini Traffic Light
R4
Resistance
10kΩ
C1
Capacitance
Capacitance
R5
Resistance
22kΩ
D10
SW1
R8
Resistance
1000 Ω
D8
C2
Capacitance
47uF
R9
Resistance
1000 Ω
R2
Resistance
100kΩ
R7
Resistance
10000 Ω
R1
Resistance
1000 Ω
D1
R6
Resistance
22kΩ
R3
Resistance
1000 Ω
D6
C3
Capacitance
10nF
D3
+9
GND
D5
D9
IC1
D4
D11
D7
D2
U1