Circuit Documentation

Summary

This document provides a detailed overview of a circuit that includes a Tilt Sensor, an Arduino UNO, an MQ-2 Gas Sensor, a Water Level Sensor, and a PCB. The circuit is designed to interface these sensors with the Arduino UNO for data acquisition and processing. The document includes a component list, wiring details, and the embedded code used in the Arduino UNO.

Component List

Tilt Sensor

• Description: A sensor used to detect the tilt or orientation of an object.
• Pins: A0, D0, GND, VCC

Arduino UNO

• Description: A microcontroller board based on the ATmega328P, used for various embedded applications.
• 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

MQ-2 Gas Sensor

• Description: A sensor used to detect gas levels in the environment.
• Pins: GND, VCC, ANALOG, Digital

PCB

• Description: A Printed Circuit Board used to interconnect various components.
• Pins: GND, TX, RX, +3V, -3V, +5V, -5V, -, +

Water Level Sensor

• Description: A sensor used to measure the level of water.
• Pins: SIG, VCC, GND

Wiring Details

Tilt Sensor

• D0 connected to D6 on Arduino UNO
• GND connected to GND on PCB
• VCC connected to +5V on PCB

Arduino UNO

• 5V connected to +5V on PCB
• GND connected to GND on PCB
• D6 connected to D0 on Tilt Sensor
• D5 connected to SIG on Water Level Sensor
• D4 connected to Digital on MQ-2 Gas Sensor

MQ-2 Gas Sensor

• GND connected to GND on PCB
• VCC connected to +5V on PCB
• Digital connected to D4 on Arduino UNO

PCB

• +5V connected to 5V on Arduino UNO
• GND connected to GND on Arduino UNO
• GND connected to GND on MQ-2 Gas Sensor
• +5V connected to VCC on MQ-2 Gas Sensor
• GND connected to GND on Water Level Sensor
• +5V connected to VCC on Water Level Sensor
• GND connected to GND on Tilt Sensor
• +5V connected to VCC on Tilt Sensor

Water Level Sensor

• SIG connected to D5 on Arduino UNO
• GND connected to GND on PCB
• VCC connected to +5V on PCB

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 embedded code for the Arduino UNO.