Circuit Documentation

Summary

This document provides a detailed overview of a circuit that includes an Arduino UNO microcontroller, various sensors, a motor driver, a DC motor, a solenoid, a battery, an LCD display, a potentiometer, and a rocker switch. The circuit is designed to interface these components for a specific application, with the Arduino UNO serving as the central control unit.

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

ACS712 Current Sensor 5A 20A 30A

• Description: A current sensor module that can measure up to 30A.
• Pins: 1, 2, GND, OUT, VCC

IR Sensor

• Description: An infrared sensor for object detection.
• Pins: out, gnd, vcc

DC Motor

• Description: A simple DC motor.
• Pins: pin 1, pin 2

L298N DC Motor Driver

• Description: A dual H-Bridge motor driver.
• Pins: OUT1, OUT2, 12V, GND, 5V, OUT3, OUT4, 5V-ENA-JMP-I, 5V-ENA-JMP-O, +5V-J1, +5V-J2, ENA, IN1, IN2, IN3, IN4, ENB

Solenoid

• Description: An electromechanical solenoid.
• Pins: pin1, pin2

12V 200Ah Battery

• Description: A high-capacity 12V battery.
• Pins: GND, 12V

16x2 I2C LCD

• Description: A 16x2 character LCD with I2C interface.
• Pins: GND, VCC, SDA, SCL

Potentiometer

• Description: A variable resistor.
• Pins: GND, Output, VCC

Rocker Switch

• Description: A simple on/off switch.
• Pins: 1, 2

Wiring Details

Arduino UNO

• 5V: Connected to VCC of 16x2 I2C LCD, VCC of ACS712 Current Sensor, and vcc of IR Sensor.
• GND: Connected to GND of ACS712 Current Sensor, GND of IR Sensor, GND of 12V 200Ah Battery, GND of 16x2 I2C LCD, GND of L298N DC Motor Driver, pin 2 of DC Motor, and GND of Potentiometer.
• A0: Connected to OUT of ACS712 Current Sensor.
• A4: Connected to SDA of 16x2 I2C LCD.
• A5: Connected to SCL of 16x2 I2C LCD.
• D9: Connected to ENA of L298N DC Motor Driver.
• D7: Connected to out of IR Sensor.
• D3: Connected to IN2 of L298N DC Motor Driver.
• D2: Connected to IN1 of L298N DC Motor Driver.

ACS712 Current Sensor 5A 20A 30A

• VCC: Connected to 5V of Arduino UNO.
• GND: Connected to GND of Arduino UNO.
• OUT: Connected to A0 of Arduino UNO.
• 1: Connected to OUT1 of L298N DC Motor Driver.
• 2: Connected to pin2 of Solenoid.

IR Sensor

• vcc: Connected to 5V of Arduino UNO.
• gnd: Connected to GND of Arduino UNO.
• out: Connected to D7 of Arduino UNO.

DC Motor

• pin 1: Connected to Output of Potentiometer.
• pin 2: Connected to GND of 12V 200Ah Battery.

L298N DC Motor Driver

• GND: Connected to GND of 12V 200Ah Battery.
• 12V: Connected to 12V of 12V 200Ah Battery.
• ENA: Connected to D9 of Arduino UNO.
• IN1: Connected to D2 of Arduino UNO.
• IN2: Connected to D3 of Arduino UNO.
• OUT1: Connected to 1 of ACS712 Current Sensor.
• OUT2: Connected to pin1 of Solenoid.

Solenoid

• pin1: Connected to OUT2 of L298N DC Motor Driver.
• pin2: Connected to 2 of ACS712 Current Sensor.

12V 200Ah Battery

• GND: Connected to GND of 16x2 I2C LCD, GND of L298N DC Motor Driver, GND of Arduino UNO, pin 2 of DC Motor, and GND of Potentiometer.
• 12V: Connected to 2 of Rocker Switch.

16x2 I2C LCD

• VCC: Connected to 5V of Arduino UNO.
• GND: Connected to GND of 12V 200Ah Battery.
• SDA: Connected to A4 of Arduino UNO.
• SCL: Connected to A5 of Arduino UNO.

Potentiometer

• GND: Connected to GND of 12V 200Ah Battery.
• Output: Connected to pin 1 of DC Motor.
• VCC: Connected to 1 of Rocker Switch.

Rocker Switch

• 1: Connected to VCC of Potentiometer.
• 2: Connected to 12V of 12V 200Ah Battery.

Documented Code

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:

}

Additional Documentation (documentation.txt)