Circuit Documentation

Summary

This document provides a detailed overview of a circuit that includes various components such as an Arduino UNO, ESP8266 WiFi Module, DC motors, sensors, and a motor driver. The circuit is designed to control multiple DC motors, read sensor data, and communicate wirelessly. The power is supplied through a combination of an AC wire, a 12V battery, and a solar panel.

Component List

1. AC Wire

   • Pins: GND, Phase
   • Description: Provides AC power to the circuit.

2. ESP8266 ESP-01 WiFi Module

   • Pins: TXD, CH_PD, RST, VCC, GND, GPIO_2, GPIO_0, RXD
   • Description: Enables WiFi communication.

3. DC Motor

   • Pins: pin 1, pin 2
   • Description: Converts electrical energy into mechanical motion.

4. Ultrasonic Sensor

   • Pins: +VCC, Trigger, Echo, GND
   • Description: Measures distance using ultrasonic waves.

5. Rocker Switch

   • Pins: output, input
   • Description: Manually controls the power flow.

6. Solar Panel

   • Pins: +, -
   • Description: Converts solar energy into electrical energy.

7. Battery 12V

   • Pins: +, -
   • Description: Provides 12V DC power to the circuit.

8. Arduino UNO

   • 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
   • Description: Microcontroller board for controlling the circuit.

9. L298N DC 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
   • Description: Drives multiple DC motors.

10. Water Level Sensor

    • Pins: SIG, VCC, GND
    • Description: Measures the water level.

11. Wemos D1 Mini Relay Shield

    • Pins: RST, 5V, GND, D4, D3, D2, D1, RX, TX, A0, 3V3, D8, D7, D6, D5, D0, NO, COM, NC
    • Description: Controls high voltage devices.

Wiring Details

AC Wire

• GND connected to:

  • L298N DC motor driver (GND)
  • Wemos D1 Mini Relay Shield (GND)
  • Water Level Sensor (GND)
  • Ultrasonic Sensor (GND)
  • Battery 12V (-)
  • Arduino UNO (GND)

• Phase connected to:

  • Rocker switch (output)
  • Rocker switch (input)
  • Battery 12V (+)
  • Arduino UNO (Vin)

ESP8266 ESP-01 WiFi Module

• VCC connected to:

  • Arduino UNO (3.3V)

• GND connected to:

  • Arduino UNO (GND)

• RXD connected to:

  • Arduino UNO (D1)

• TXD connected to:

  • Arduino UNO (D0)

DC Motor

• pin 1 connected to:

  • L298N DC motor driver (OUT1)
  • L298N DC motor driver (OUT3)

• pin 2 connected to:

  • L298N DC motor driver (OUT2)
  • L298N DC motor driver (OUT4)

Ultrasonic Sensor

• +VCC connected to:

  • Arduino UNO (5V)

• Trigger connected to:

  • Arduino UNO (D8)

• Echo connected to:

  • Arduino UNO (D9)

• GND connected to:

  • AC Wire (GND)

Rocker Switch

• output connected to:

  • AC Wire (Phase)

• input connected to:

  • AC Wire (Phase)

Solar Panel

• + connected to:

  • Not specified in the net list

• - connected to:

  • Not specified in the net list

Battery 12V

• + connected to:

  • AC Wire (Phase)
  • Arduino UNO (Vin)

• - connected to:

  • AC Wire (GND)

Arduino UNO

• 3.3V connected to:

  • ESP8266 ESP-01 WiFi Module (VCC)

• 5V connected to:

  • L298N DC motor driver (5V)
  • Wemos D1 Mini Relay Shield (5V)
  • Water Level Sensor (VCC)
  • Ultrasonic Sensor (+VCC)

• GND connected to:

  • AC Wire (GND)
  • ESP8266 ESP-01 WiFi Module (GND)

• Vin connected to:

  • AC Wire (Phase)
  • Battery 12V (+)

• A0 connected to:

  • Water Level Sensor (SIG)

• D0 connected to:

  • ESP8266 ESP-01 WiFi Module (TXD)

• D1 connected to:

  • ESP8266 ESP-01 WiFi Module (RXD)

• D2 connected to:

  • L298N DC motor driver (IN1)

• D3 connected to:

  • L298N DC motor driver (IN2)

• D4 connected to:

  • L298N DC motor driver (IN3)

• D5 connected to:

  • L298N DC motor driver (IN4)
  • Wemos D1 Mini Relay Shield (D4)

• D6 connected to:

  • L298N DC motor driver (ENA)

• D7 connected to:

  • L298N DC motor driver (ENB)

• D8 connected to:

  • Ultrasonic Sensor (Trigger)

• D9 connected to:

  • Ultrasonic Sensor (Echo)

L298N DC Motor Driver

• GND connected to:

  • AC Wire (GND)

• 5V connected to:

  • Arduino UNO (5V)

• OUT1 connected to:

  • DC Motor (pin 1)

• OUT2 connected to:

  • DC Motor (pin 2)

• OUT3 connected to:

  • DC Motor (pin 1)

• OUT4 connected to:

  • DC Motor (pin 2)

• 12V connected to:

  • Wemos D1 Mini Relay Shield (NO)

• IN1 connected to:

  • Arduino UNO (D2)

• IN2 connected to:

  • Arduino UNO (D3)

• IN3 connected to:

  • Arduino UNO (D4)

• IN4 connected to:

  • Arduino UNO (D5)
  • Wemos D1 Mini Relay Shield (D4)

• ENA connected to:

  • Arduino UNO (D6)

• ENB connected to:

  • Arduino UNO (D7)

Water Level Sensor

• SIG connected to:

  • Arduino UNO (A0)

• VCC connected to:

  • Arduino UNO (5V)

• GND connected to:

  • AC Wire (GND)

Wemos D1 Mini Relay Shield

• 5V connected to:

  • Arduino UNO (5V)

• GND connected to:

  • AC Wire (GND)

• D4 connected to:

  • L298N DC motor driver (IN4)
  • Arduino UNO (D5)

• NO connected to:

  • L298N DC motor driver (12V)

• COM connected to:

  • L298N DC motor driver (+5V-J2)

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)

This document provides a comprehensive overview of the circuit, including the components used, their wiring details, and the code for the Arduino UNO microcontroller.