28SepSeptember 28, 2024

Controlling DC Motors with ESP32 and L298N Motor Driver: A Beginner’s Guide

IntroductionThe L298N is a popular H-bridge motor driver IC that can be used to control the direction and speed of DC motors. In this blog post, we'll explore how to use an ESP32 microcontroller to drive a DC motor through an L298N.What You'll NeedESP32 microcontroller (e.g., ESP32-WROOM-32)L298N motor driver IC DC motor Breadboard Jumper wires5V power supplyResistors (optional)Understanding the L298NThe L298N has three inputs for each motor:Input 1 (IN1): Controls the direction of the motor (forward or reverse).Input...

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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 Applications

IntroductionThe 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...

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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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