B4R Share Your Creations

 

Talking Voltmeter

It's good to talk. Voltmeter app in B4A using Text To Speech. Voltage input is at pin A0...

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Arduino Oscilloscope

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

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Frequency counter

The Arduino generates an accurate 1 second time base for the counter by cascading timer0 and...

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RF 433mhz repeater with esp8266

it is a RF 433mhz Repeater with esp8266 hard configuration: - 1 esp8266 Witty Cloud - in front...

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Create a real device recognized by Alexa (Echo)

But first, let me keep doing well this library and continuing updating sending to me some...

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esp8266 making gateway 433mhz with MQTT

it is a 433mhz RF-MGTT Gateway hard configuration: 1 esp8266 Witty Cloud in front of 433mhz ...

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Build Serial Servo High Torque

Build a powerful digital servo using Arduino and B4R Wire drawing Communication Use the...

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Captive Portal with B4R - Configuring WIFI without any pain and no hardcoded - WIFI MANAGER

Instructions to install and sample to use: But first, let me keep doing well this library and...

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How to create a robot for Telegram using Arduino ESP8266 / ESP8285

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3x3x3 LED cube flat on a breadboard

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

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Language Switcher with B4R + B4J + MQTT

This time I'm solving a real problem that all non-English computer users face daily :) B4J...

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Garage25

A custom LEGO creation to remote control, via an Android App, a garage model with a...

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4x4x4 LED Cube

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

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Flood Barrier Model

A custom LEGO creation to control the gate of a flood barrier model by a microcontroller with...

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Create projects with unique serial number.

I had the same wish as this user, and this is my solution. I wanted to have a unique...

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Waziup-IoT (Africa's biggest IoT platform) waste bin management - Team Ethiopia

Porting B4R as such is possible too.. Another video on CGTN Africa for the previous post...

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ESP Configurator Through Andriod App

This is based on EREL Project ESP Configurator...

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FFT Test Program with Source

I've attached an FFT test program with source code for B4R. I am using B4R 2.51. My MCU is an...

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Pool Minder

My first B4R project is finally done. The device monitors air & pool temperature and allows me...

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B4R IR Remote

A very simply project using B4R IR send and receive Library. The blue one is the first test...

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