B4R Share Your Creations

moty22 · Jun 24, 2020

Low frequency oscilloscope for Android using Arduino Uno or Nano, frequencies up to 5KHz. The...

candide · Mar 24, 2020

this example of MQTT client on ESP8266 is built to make a gateway between a rfbridge sonoff with...

Hans- Joachim Krahe · Oct 28, 2018

... someone interested in Midi expansion of old Bandonion? Use due for key request and esp for...

vali khandangoll · Jan 25, 2021

Hi This project was initially just a student project but then I received a number of orders...

rwblinn · Feb 22, 2022

Purpose To measure & monitor the room Air Quality Particulate Matter 2.5µm concentration with...

candide · Nov 27, 2021

i created a small tool to move automatically string from code to PROGMEM part and creating the...

moty22 · Dec 11, 2022

C code is for setting timer2 and timer0 to generate 1 second time base divided from the 16MHz...

Cableguy · May 16, 2016

Hi Guys.... It gives me great pleasure to be the first sharing my creation with B4R! This is...

Johan Schoeman · Aug 18, 2019

This is my attempt at building a 4x4x4 LED cube using an Arduino Nano (V3.0). It takes a lot of...

vali khandangoll · Jan 5, 2024

Hi all of you. in this project I can use 4 seven segment with 4 74HC595 multiplexer IC. my...

Johan Schoeman · Dec 21, 2019

Just for fun. Have built a "flat" 3x3x3 LED cube on a breadboard and driving it with a Nano...

aeric · Apr 15, 2022

I just want to use a single digit 7-segment LED display. Requires 1x 7 segment LED display...

Cesar_Morisco · Feb 18, 2024

Hey guys, how are you? Here + 1 project of mine using the 1.2 V soil sensor I don't know if the...

Arduino Oscilloscope