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Arduino UNO-Based AC Voltage Monitoring System with Capacitor and Resistor

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Circuit Documentation

Summary

This document provides a detailed overview of a circuit that includes an Arduino UNO, a ceramic capacitor, a resistor, and an AC supply. The circuit is designed to interface with the Arduino UNO, utilizing its analog input and ground connections. The components are interconnected to form a functional circuit, and the Arduino UNO is programmed with basic setup and loop functions.

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

Ceramic Capacitor

  • Description: A capacitor with a capacitance of 0.1 µF.
  • Pins: pin0, pin1
  • Properties:
    • Capacitance: 0.1 µF

Resistor

  • Description: A resistor with a resistance of 200 Ohms.
  • Pins: pin1, pin2
  • Properties:
    • Resistance: 200 Ohms

AC Supply

  • Description: An AC power supply.
  • Pins: +ve, -ve

Comment

  • Description: Placeholder for comments in the circuit.
  • Pins: None

Wiring Details

Arduino UNO

  • A0: Connected to pin0 of the Ceramic Capacitor.
  • GND: Connected to pin1 of the Ceramic Capacitor.

Ceramic Capacitor

  • pin0: Connected to pin2 of the Resistor and A0 of the Arduino UNO.
  • pin1: Connected to -ve of the AC Supply and GND of the Arduino UNO.

Resistor

  • pin1: Connected to +ve of the AC Supply.
  • pin2: Connected to pin0 of the Ceramic Capacitor.

AC Supply

  • +ve: Connected to pin1 of the Resistor.
  • -ve: Connected to pin1 of the Ceramic Capacitor.

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:

}

Additional Documentation (documentation.txt)


This document provides a comprehensive overview of the circuit, including a summary, detailed component list, wiring details, and documented code for the Arduino UNO.