28SepSeptember 28, 2024

Controlling Servo Motors with ESP32: A Beginner’s Guide

IntroductionServo motors are a type of actuator that can be controlled to rotate to a specific angle. They are widely used in robotics, automation, and hobby projects. In this blog post, we'll explore how to control a servo motor using an ESP32 microcontroller.What You'll NeedESP32 microcontroller (e.g., ESP32-WROOM-32)Servo motor (e.g., SG90)Breadboard Jumper wires5V power supplyUnderstanding Servo MotorsServo motors have three wires:Power (V+): Connected to the positive terminal of the power supply.Ground (GND): Connected to the negative terminal...

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17SepSeptember 17, 2024

AdXL337 and ESP32

AdXL337 and ESP32: A Dynamic Duo for Accelerometer-Based ApplicationsIntroductionThe AdXL337 is a low-power, three-axis accelerometer capable of measuring acceleration along the x, y, and z axes. It is a versatile sensor that can be used in a wide range of applications, including tilt sensing, vibration monitoring, and motion detection. The ESP32 is a powerful microcontroller that offers Wi-Fi and Bluetooth connectivity, making it an ideal platform for IoT and embedded systems. In this blog post, we will explore how to...

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10SepSeptember 10, 2024

ESP32 with ultrasonic Sensor

ESP32 and NewPing library for ultrasonic distance measurements. Here's a comprehensive guide incorporating the best aspects of previous responses and addressing potential issues:Hardware Setup:ESP32: Connect the ESP32's GPIO pins (e.g., TRIGGER and ECHO) to the corresponding pins on your ultrasonic sensor. Ensure proper wiring and power supply.Ultrasonic Sensor: Follow the sensor's datasheet for specific connection instructions. Many sensors have a TRIGGER pin for sending pulses and an ECHO pin for receiving echoes.#include <NewPing.h>// Define sensor pins #define TRIGGER_PIN 33 #define ECHO_PIN 34//...

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09SepSeptember 9, 2024

ESP32 and BMP180

Hardware Setup:Obtain necessary components:ESP32 development board (e.g., ESP32-WROOM-32)BMP180 pressure and temperature sensor module Breadboard Jumper wires Resistors (optional, depending on BMP180 module)Connect the components:Refer to the BMP180 datasheet for pinout information and connection guidelines.Connect the BMP180's VCC pin to the ESP32's 3.3V power supply.Connect the BMP180's GND pin to the ESP32's GND.Connect the BMP180's SCL pin to the ESP32's SDA pin.Connect the BMP180's SDO pin to the ESP32's SCL pin (if applicable).If your BMP180...

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06SepSeptember 6, 2024

ESP32 with TDS sensor and BLYNK

ESP32-Based Water Quality Monitoring System Using TDS Sensor and BLYNKIntroductionWater quality is a crucial aspect of our daily lives, impacting our health, agriculture, and environment. Monitoring the Total Dissolved Solids (TDS) levels in water is essential for assessing its purity and suitability for various purposes. In this blog post, we'll explore how to create a cost-effective and efficient water quality monitoring system using an ESP32 microcontroller, a TDS sensor, and the BLYNK IoT platform.Understanding TDSTotal Dissolved Solids (TDS) refer to...

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