Blog

HC-SR04 ultra sonic sensor working with Arduino Uno PLC server

2026-05-21T03:41:39Z

www.youtube.com/watchMy project is so cool, but i have nothing to say about it. it was a pain to get this thing working. I figured it out. No one wants to hear I wired it wrong, I put the HC-SR04 on pins 9,10, only to figure out that ...(read more)

ESP32-S3, SX1262 LoRa with Duty Cycle, Wake on Radio, and Deep Sleep

2025-08-30T11:24:28Z

GitHub project "EoRa PI Foundation" receiver has 175 µA average current consumption using SX1262 LoRa Duty Cycle and Deep Sleep. Current measurement images; done with Nordic Power Profiler Kit II. Project is a web based, remote load cont...(read more)

Maccanum Robot Wireless

2025-06-25T13:59:24Z

project: https://github.com/Fabiolus2020/MaccanumRobotWireless video demo: https://youtu.be/EJizb6qZtrU controller sketch //Fabiolus 2021/07/23 #include <SPI.h> #include <nRF24L01.h> #include <RF24.h> RF24 myRadio(8, 9); // CE, ...(read more)

Arduino Nano and Sabertooth driver motor v2.0 Servo Library

2025-06-24T17:58:07Z

https://github.com/Fabiolus2020/ArduinoNano_SabertoothDriver_ServoLibrary_1Joystick_2Motors demo video https://youtu.be/ejlvw2Omj_Q Project#5 using xervo library 1 x Arduino Nano 2 x led 2 resistor 1kOhms 1 x joystick 1 x sabertooth 2x25 vers...(read more)

Arduino Uno Pololu VNH 5019 Motor Shield using 2 Motors and 1 Joystick and 2 Xbee for wireless communication

2025-06-24T17:49:08Z

This video demonstrates how to wirelessly control two DC motors using two Arduino Unos. One Arduino acts as a controller with a joystick and XBee module, while the other acts as a receiver with a motor shield and XBee module. The video shows the conn...(read more)

Arduino and button keeping variable in memory for multiple cases

2025-06-24T17:42:52Z

https://github.com/Fabiolus2020/ButtonKeepingValuesForMultipleCases sketch 1: PushButtonKeepingValue2cases.ino const int buttonPin = 7; // the pin that the pushbutton is attached to int buttonState = 0; // current state of the button int ...(read more)

Pedro Robot

2025-03-04T16:10:27Z

Pedro 2.0 is a fully open-source project, designed to be accessible and customizable for everyone. It’s easy to assemble no screws, no glue, no tools required! Perfect for makers, students, and educators looking to explore robotics and program...(read more)

Little work [Hey, smile ]

2024-09-11T15:49:30Z

Hey, smile! Hello everyone!I made a small project with LEDs and a MAX7219 matrix. The blue board contains an ATMega8AU-TH (but it should work with any ATMega8-AU), I bought several ICs, cheap of course (I don't think I need to advertise the website),...(read more)

Sabertooth Dual Motor Driver

2024-08-13T01:56:15Z

This is code I cooked up in the Arduino Forum a few days ago to help someone who wanted to hack their kid's Powerwheels/Peg Perego 2WD ride on toy using a Sabertooth 2x60 motor controller. I was never happy with Dimension Engineering exampl...(read more)

Integrating Arduino with MQTT for IoT Applications

2024-07-30T07:06:29Z

What is MQTT, and how is Arduino combined with MQTT for Internet of Things applications? These questions may have crossed your mind after reading the title. In this article, we will learn how MQTT (Message Queuing Telemetry Transport) uses low-bandwi...(read more)

Working router with PoE support

2024-07-10T07:57:28Z

Created and installed rpi4 based router to access internet. This also has PoE hat on it.. Introduction Recently, I was having a need for a router or a wifi range extender. Because, the high speed internet in my home router was not connec...(read more)

Adding more Storage to an Arduino: Using 8-pin SPI Flash Memory Chips

2024-07-10T04:02:00Z

Table of Contents Introduction Simple Read Example Erasing Flash Simple Write Example What’s the Purpose? Connecting the SPI Flash Arduino Flash Library Simple Demo Code Flash Monitor / Programmer Menu access Python access Summary Int...(read more)

Control 28BYJ-48 Stepper Motor with ULN2003 Driver and Arduino

2024-07-05T12:10:55Z

A stepper motor is an electric motor that moves in discrete steps. Each step is a fraction of a full rotation, and the motor's position can be controlled precisely without the need for feedback systems. This makes stepper motors hi...(read more)

How to Control 28BYJ-48 Stepper Motor with ULN2003 Driver and Arduino

2024-07-05T07:25:39Z

Speed Controlling of DC Motor Using MOSFET

2024-06-13T12:27:05Z

DC motors power everything from toothbrushes to robots. Controlling their speed and direction is crucial. In this project, we'll use an Arduino, a potentiometer, and a MOSFET transistor to control a DC motor. Our versatile, low-cost design can al...(read more)