This circuit is Color sensor without using Arduino or any other microcontroller
Using LDR, LEDs, IC 4017 and IC LM358.
I explained the circuit in this video: https://youtu.be/fX0bFtWSHus
To order this PCB first go to the website link below, Then click "Add to
card" then select the PCB color and quantity then click "Submit" and
after few minutes when review completed by the engineers, you can pay
for it by clicking on "Proceed to Checkout" https://www.pcbway.com/project/shareproject/Color_sensor_Without_Arduino_Microcontroller.html
Parts List:
IC 4017
IC LM358
Potentiometer 10K
Potentiometer 5K (3pcs)
Red LED (2pcs)
Green LED (2pcs)
BlueLED (2pcs)
LDR
Resistor 100K (3pcs)
Resistor 100 ohm (2pcs)
Resistor 1M
Resistor 5.1K
Ceramic capacitor 100nF
Circuit:
Video:
