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ATmega BLDC motor driver dev board

This board is the PCB version of the development board I've used to build the BLDC driver implemented...

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ESP8266 Smart Wind Speed Meter

This project is a Smart Wind Speed Meter that uses the ESP8266 to read value from a sensor, then posts results to ThingSpeak.ThingSpeak in an application to store data from IoT devices. We are going to...

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OpenWrt main and Guest network AP using VLAN with unmanaged switch

I've already talked about the building of a small network infrastructure with a Guest lan that runs on a specific VLAN using unmanaged switch.You can find the link here:...

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MiniHTMLTextBox - .NET WinForm HTML TextBox component

MiniHTMLTextBox is Minimal .NET WinForms HTML Editor control based on the TextBox component.I was building a simple C# desktop application that needs a simple HTML editor. I haven't find any good and...

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A script to download all the repositories from a Bitbucket account

A few days ago I've to download all the git repositories from my company Bitbucket account.I wasn't able to find any script to perform this task, so I write down this one you find in the gist linked...

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ESP8266 ESC/POS Smart Thermal Printer

The gear introduced here is a device that use a ESP8266 to print text that comes from a RESTful API or from an internal database to an ESC/POS thermal printer.ESC/P (Epson Standard Code for Printers)...

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TB6612FNG AVR motor driver

The + is an H-Bridge driver IC that can drive up to 2 motors.This IC as a maximum power supply voltage of 15V, with an output current of 1.2A average and 3.2A peak.It's pretty simple to drive this...

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docker-mysql-backup-restore-s3 Docker backup and restore using S3 AWS

docker-mysql-backup-restore-s3 is Docker app that can be used to backup and restore a MySQL using AWS S3 as storage.I want to run a mysql backup and restore script on my devices that use S3 AWS as...

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AVR BTS7960 43A DC Motor Driver

The BTS7960 is a fully integrated high current H bridge module for motor drive applications.This library can drive up to two BTS7960, it means two motors independently in speed, direction and...

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ESP Temperature to ThingSpeak smart meter

ESP/Temperature To ThingSpeak is a smart temperature meter that sends temperature to the ThingSpeak service.It's based on the ESP8266 board and uses the ADS1115 analog to digital converter in order to...

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ESP8266 seven segment counter

ref 2018  The ESP8266 seven segment counter is a WiFi enabled device that updates one ore more 7 segment led display by loading data from a RESTful API.The device is based on a ESP8266 chip. It uses...

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Sony Playstation 3 Fat YLOD repair

The Sony Playstation 3 Fat, the first version Sony build, suffers for the well know problem of the Yellow Led Of Death (YLOD), that cause the PS3 not to boot.It happens that I've found a PS3 Fat in the...

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Bontempi HP 544.20 keyboard repair

The HP 544.20 is a middle 80's keyboard from Bontempi (https://www.bontempi.com/).Bontempi is an Italian musical instrument manufacturer that build low-priced instruments. This model is an electric...

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Sony PS3 capacitors remove and replace - YLOD repair

I've already talked about this topic on the this post here: https://davidegironi.blogspot.com/2021/09/sony-playstation-3-fat-ylod-repair.htmlSummarizing Sony Playstation 3 Fat use a kind of capacitor,...

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JBL Creature II speakers repair and power supply mod

The JBL Creature II is a 2.1 speaker system.They came out in middle 2000, and they look futuristic.The Creature II are equiped with a 27 watts 4.5 inch subwoofer and 2 small 4. 5 inch 9 watt...

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Extended button debounce library

I've previously introduced my debounce library here: http://davidegironi.blogspot.com/2018/10/switch-debounce-library.htmlThis post is about an expansion to that library.In brief, this library try to...

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AVR Industrial Weight Checker - Model t02

This weight checker is device that constantly check the weight under test and possibly trigger an alert action. The alert is triggered in the form a relay.This device is built on top of an ATmega8...

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D04: vintage 18W guitar amplifier

The D04 is a guitar amplifier built using an old turntable by Perpetuum Ebner (https://de.wikipedia.org/wiki/Perpetuum-Ebner).The model I've used it's a vintage 70's PE 3015 turntable. When I was a boy...

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Garrard 60B by Philarmonic Elettronica turntable repair

I've found a 70's turntable. Of course it was not working, so I decide to repair this piece of gear, mostly because I do not have a turntable, even if I have a few vinyl, and cause I would like to...

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Seven segment smart counter PCB and 3D printed box

I've introduced you my seven segment RESTful counter here: http://davidegironi.blogspot.com/2020/04/esp8266-seven-segment-counter.htmlIt's based on the ESP8266, and it may drive one or more 8 digits...

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