Circuit Documentation

Summary

This circuit is designed to integrate various sensors and modules with an Arduino UNO microcontroller. The system is powered by a solar panel and a 12V 200Ah battery, regulated by a solar charge controller and an LM2596 voltage regulator. The circuit includes light sensors (LDRs), resistors, and other modules such as a WiFi module, MPU-6050, and a GSM module. The Arduino UNO reads data from the sensors and can communicate wirelessly via the WiFi and GSM modules.

Component List

1. Arduino UNO

   • Description: 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

2. Solar Panel

   • Description: Converts sunlight into electrical energy.
   • Pins: gnd, vcc

3. Solar Charge Controller

   • Description: Manages the power from the solar panel to charge the battery.
   • Pins: Solar Cell +, Solar Cell -, Battery +, Battery -, Load +, Load -

4. 12V 200Ah Battery

   • Description: Stores electrical energy.
   • Pins: GND, 12V

5. LM2596

   • Description: Voltage regulator.
   • Pins: IN, OUT

6. Photocell (LDR)

   • Description: Light-dependent resistor.
   • Pins: pin 0, pin 1

7. Resistor

   • Description: Limits current flow.
   • Pins: pin1, pin2
   • Properties: Resistance: 10000 Ohms

8. Wifi module ESP8266-01

   • Description: WiFi module for wireless communication.
   • Pins: RX, GPIO0, GPIO2, GND, +3V3, Reset, CH-PD Chip power down, TX

9. MPU-6050

   • Description: 6-axis motion tracking device.
   • Pins: VCC, GND, SCL, SDA, XDA, XCL, AD0, INT

10. Adafruit TSL2591 High Dynamic Range Digital Light Sensor

    • Description: High dynamic range light sensor.
    • Pins: VCC, 3.3V, GND, SCL, SDA, INT

11. GP2Y1010AU0F

    • Description: Optical dust sensor.
    • Pins: VCC, Vout, S-GND, LED, LED-GND, V-LED

12. SIM800L GSM Module

    • Description: GSM module for cellular communication.
    • Pins: 5V, GND, VDD, SIM_TXD, SIM_RXD, RST

13. MG996R

    • Description: Servo motor.
    • Pins: GND, VCC, SIG

14. DHT22

    • Description: Temperature and humidity sensor.
    • Pins: +, Out, -

15. LDR

    • Description: Light-dependent resistor.
    • Pins: A0, D0, GND, VCC

16. LCD Display (16 pin)

    • Description: 16-pin LCD display.
    • Pins: VSS, VDD, VO, RS, R_W, E, DB0, DB1, DB2, DB3, DB4, DB5, DB6, DB7, A, K

17. Wire Connector

    • Description: Connects wires.
    • Pins: +, -

Wiring Details

Arduino UNO

• GND connected to:

  • Resistor pin2
  • Resistor pin2 (second resistor)
  • LM2596 OUT

• Vin connected to:

  • LM2596 OUT

• A0 connected to:

  • Photocell (LDR) pin 0 (second LDR)

• A1 connected to:

  • Photocell (LDR) pin 0 (first LDR)

Solar Panel

• gnd connected to:

  • Solar Charge Controller Solar Cell -

• vcc connected to:

  • Solar Charge Controller Solar Cell +

Solar Charge Controller

• Solar Cell + connected to:

  • Solar Panel vcc

• Solar Cell - connected to:

  • Solar Panel gnd

• Battery + connected to:

  • 12V 200Ah Battery 12V
  • LM2596 IN

• Battery - connected to:

  • 12V 200Ah Battery GND
  • LM2596 IN

12V 200Ah Battery

• 12V connected to:

  • Solar Charge Controller Battery +

• GND connected to:

  • Solar Charge Controller Battery -

LM2596

• IN connected to:

  • 12V 200Ah Battery 12V
  • 12V 200Ah Battery GND

• OUT connected to:

  • Arduino UNO GND
  • Arduino UNO Vin

Photocell (LDR)

• pin 0 connected to:

  • Arduino UNO A0 (second LDR)
  • Arduino UNO A1 (first LDR)

• pin 1 connected to:

  • Resistor pin1 (first resistor)
  • Resistor pin1 (second resistor)

Resistor

• pin1 connected to:

  • Photocell (LDR) pin 1 (first resistor)
  • Photocell (LDR) pin 1 (second resistor)

• pin2 connected to:

  • Arduino UNO GND (first resistor)
  • Arduino UNO GND (second resistor)

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