Circuit Documentation

Summary

This circuit involves an Arduino UNO microcontroller, a breadboard power supply module, an ultrasonic sensor, multiple servos, RGB LEDs, a photocell (LDR), and a resistor. The circuit is designed to control various servos and LEDs based on sensor inputs.

Component List

Arduino UNO

• Description: A microcontroller board based on the ATmega328P.
• Pins: UNUSED, IOREF, Reset, 3.3V, 5V, GND, Vin, A0, A1, A2, A3, A4, A5, SCL, SDA, AREF, D13, D12, D11, D10, D9, D8, D7, D6, D5, D4, D3, D2, D1, D0

MB102 Breadboard Power Supply Module 3.3V/5V

• Description: A power supply module that provides 3.3V and 5V outputs.
• Pins: VCC, GND, 3.3V, 5V

HC-SR04 Ultrasonic Sensor

• Description: A sensor used to measure distance using ultrasonic waves.
• Pins: VCC, TRIG, ECHO, GND

Servo

• Description: A motor that can be controlled to move to a specific position.
• Pins: GND, VCC, PWM

Photocell (LDR)

• Description: A light-dependent resistor that changes resistance based on light intensity.
• Pins: pin 0, pin 1

Resistor

• Description: A 1000 Ohms resistor.
• Pins: pin1, pin2
• Properties: Resistance: 1000 Ohms

RGB LED (Wokwi compatible)

• Description: An RGB LED that can emit red, green, and blue light.
• Pins: R, COM, G, B

Wiring Details

Arduino UNO

• D12 connected to Servo PWM
• D8 connected to Servo PWM
• D7 connected to Servo PWM
• D4 connected to Servo PWM
• D6 connected to Servo PWM
• D5 connected to Servo PWM
• A0 connected to Resistor pin1 and Photocell (LDR) pin 1
• D11 connected to RGB LED R
• D10 connected to RGB LED G
• D9 connected to RGB LED B
• GND connected to MB102 Breadboard Power Supply Module GND, Resistor pin2, and HC-SR04 Ultrasonic Sensor GND
• D3 connected to HC-SR04 Ultrasonic Sensor ECHO
• D2 connected to HC-SR04 Ultrasonic Sensor TRIG

MB102 Breadboard Power Supply Module 3.3V/5V

• VCC connected to Photocell (LDR) pin 0, Servo VCC, and HC-SR04 Ultrasonic Sensor VCC
• GND connected to Arduino UNO GND, Servo GND, and RGB LED COM

HC-SR04 Ultrasonic Sensor

• VCC connected to MB102 Breadboard Power Supply Module VCC
• TRIG connected to Arduino UNO D2
• ECHO connected to Arduino UNO D3
• GND connected to Arduino UNO GND

Servo

• PWM connected to Arduino UNO D12, D8, D7, D4, D6, D5
• VCC connected to MB102 Breadboard Power Supply Module VCC
• GND connected to MB102 Breadboard Power Supply Module GND

Photocell (LDR)

• pin 0 connected to MB102 Breadboard Power Supply Module VCC
• pin 1 connected to Resistor pin1 and Arduino UNO A0

Resistor

• pin1 connected to Photocell (LDR) pin 1 and Arduino UNO A0
• pin2 connected to Arduino UNO GND

RGB LED (Wokwi compatible)

• R connected to Arduino UNO D11
• G connected to Arduino UNO D10
• B connected to Arduino UNO D9
• COM connected to MB102 Breadboard Power Supply Module GND

Code Documentation

Arduino UNO Code

sketch.ino

void setup() {
  // put your setup code here, to run once:

}

void loop() {
  // put your main code here, to run repeatedly:

}

documentation.txt