Circuit Documentation

Summary

This document provides a detailed overview of a circuit that includes an ESP32 microcontroller, various sensors (temperature, turbidity, pH, and TDS), and a resistor. The circuit is designed to interface these sensors with the ESP32 for data acquisition and processing.

Component List

1. ESP32 38 PINS

   • Description: A versatile microcontroller with Wi-Fi and Bluetooth capabilities.
   • Pins: GND, G23, G22, TXD, RXD, G21, G19, G18, G5, G17, G16, G4, G0, G2, G15, SDI, SD0, CLK, 3V3, EN, SP, SN, G34, G35, G32, 33, G25, G26, G27, G14, G12, G13, SD2, SD3, 5V

2. DS18B20 1-Wire Temperature Sensor Probe Cable

   • Description: A digital temperature sensor with a 1-Wire interface.
   • Pins: shield, GND, DQ, VDD

3. Resistor

   • Description: A 4700 Ohms resistor.
   • Pins: pin1, pin2
   • Properties:
     • Resistance: 4700 Ohms

4. Turbidity Sensor

   • Description: A sensor used to measure the turbidity (cloudiness) of water.
   • Pins: OUT, VCC, GND

5. PH Meter

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

6. TDS Sensor

   • Description: A sensor used to measure the Total Dissolved Solids (TDS) in water.
   • Pins: AI, GND, 5V

Wiring Details

ESP32 38 PINS

• G18 is connected to:

  • Resistor pin1
  • DS18B20 1-Wire Temperature Sensor Probe Cable shield

• 5V is connected to:

  • Resistor pin2
  • DS18B20 1-Wire Temperature Sensor Probe Cable VDD
  • TDS Sensor 5V
  • PH Meter VCC
  • Turbidity Sensor VCC

• GND is connected to:

  • DS18B20 1-Wire Temperature Sensor Probe Cable GND
  • TDS Sensor GND
  • PH Meter GND
  • Turbidity Sensor GND

• G34 is connected to:

  • TDS Sensor AI

• G35 is connected to:

  • Turbidity Sensor OUT

• G25 is connected to:

  • PH Meter Signal

DS18B20 1-Wire Temperature Sensor Probe Cable

• shield is connected to:

  • ESP32 38 PINS G18
  • Resistor pin1

• VDD is connected to:

  • Resistor pin2
  • ESP32 38 PINS 5V

• GND is connected to:

  • ESP32 38 PINS GND

Resistor

• pin1 is connected to:

  • ESP32 38 PINS G18
  • DS18B20 1-Wire Temperature Sensor Probe Cable shield

• pin2 is connected to:

  • DS18B20 1-Wire Temperature Sensor Probe Cable VDD
  • ESP32 38 PINS 5V

Turbidity Sensor

• OUT is connected to:

  • ESP32 38 PINS G35

• VCC is connected to:

  • ESP32 38 PINS 5V

• GND is connected to:

  • ESP32 38 PINS GND

PH Meter

• Signal is connected to:

  • ESP32 38 PINS G25

• VCC is connected to:

  • ESP32 38 PINS 5V

• GND is connected to:

  • ESP32 38 PINS GND

TDS Sensor

• AI is connected to:

  • ESP32 38 PINS G34

• 5V is connected to:

  • ESP32 38 PINS 5V

• GND is connected to:

  • ESP32 38 PINS GND

Code

No code is provided for this circuit.