Circuit Documentation

Summary

The circuit in question is designed to control and power various components including DC motors, a camera module, a motor driver, an Arduino UNO microcontroller, sensors, a display, a Bluetooth module, a servo motor, a pH meter, and power sources such as a solar panel and a 12V battery. The Arduino UNO serves as the central processing unit, interfacing with sensors and controlling the motors via the L298N motor driver. The circuit is powered by a combination of a solar panel and a 12V battery, ensuring a stable power supply for all components.

Component List

DC Motor

• Description: An electric motor that runs on direct current (DC) electricity.
• Pins: pin 1, pin 2

IMX179 Camera Module

• Description: A camera module capable of capturing high-resolution images and video.
• Pins: 5V, D-, D+, GND

L298N DC Motor Driver

• Description: A module used to control the direction and speed of DC motors.
• 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

Arduino UNO

• Description: A microcontroller board based on the ATmega328P, used for controlling the logic of the circuit.
• 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

Resistor

• Description: A passive two-terminal electrical component that implements electrical resistance as a circuit element.
• Properties: Resistance - 200 Ohms

Photocell (LDR)

• Description: A light-dependent resistor whose resistance decreases with increasing incident light intensity.
• Pins: pin 0, pin 1

7 inch WaveShare (H) Display

• Description: A 7-inch display with HDMI, VGA, and USB interfaces.
• Pins: HDMI, +, -, USB Power, Touch USB, Audio, VGA

Solar Panel

• Description: A panel designed to absorb the sun's rays as a source of energy for generating electricity.
• Pins: +, -

HC-06 Bluetooth Module

• Description: A Bluetooth module used for wireless communication.
• Pins: RXD, TXD, GND, VCC

Servomotor SG90

• Description: A small and lightweight servo motor capable of precise control.
• Pins: SIG, VCC, GND

12V Battery

• Description: A 12-volt battery used as a power source.
• Pins: +, -

PH Meter

• Description: A sensor used to measure the pH level of a solution.
• Pins: Signal, VCC, GND

Wiring Details

DC Motor

• Connected to L298N DC motor driver OUT1 and OUT2 for motor control.

IMX179 Camera Module

• Powered by 5V and connected to GND. Data lines D- and D+ are not detailed in the net list.

L298N DC Motor Driver

• Motor outputs OUT1, OUT2, OUT3, and OUT4 are connected to DC motors.
• Power input 12V is connected to the solar panel and battery 12V lines.
• Ground (GND) is connected to the solar panel, battery, and Arduino UNO GND.
• Logic inputs IN1, IN2, IN3, and IN4 are controlled by Arduino UNO digital pins D2, D4, D5, and D6 respectively.
• 5V output is connected to Arduino UNO Vin for power.

Arduino UNO

• Digital pins D2, D4, D5, D6, D7, D11, and D12 are used for controlling the motor driver, Bluetooth module, and sensors.
• Analog pins A0 and A1 are connected to photocells through resistors.
• 5V and GND pins are used to power various components in the circuit.

Resistor

• Two 200 Ohm resistors are used in series with photocells and connected to Arduino UNO analog pins A0 and A1.

Photocell (LDR)

• Connected in a voltage divider configuration with resistors to Arduino UNO analog pins A0 and A1.

HC-06 Bluetooth Module

• RXD and TXD are connected to Arduino UNO digital pins D7 and D6 for serial communication.
• VCC and GND are connected to Arduino UNO 5V and GND for power.

Servomotor SG90

• Signal (SIG) pin is connected to Arduino UNO digital pin D12 for control.
• VCC and GND are connected to Arduino UNO 5V and GND for power.

PH Meter

• Signal pin is connected to Arduino UNO digital pin D11 for data reading.
• VCC and GND are connected to Arduino UNO 5V and GND for power.

Documented Code

Arduino UNO - sketch.ino

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

}

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

}

Note: The provided code is a template and does not contain any functional code specific to the circuit. Additional code is required to initialize and control the connected components based on the wiring details.