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Great Reads

GFX Forever: The Complete Guide to GFX for IoT

by honey the codewitch

GFX is a fast and full featured replacement for standard IoT drawing libraries that is optimized to reduce bus I/O

Lightning Never Strikes Twice? Maybe Blitzortung knows!

by DaveAuld

Building for and consuming the Blitzortung Lightning Detection Network

Never Buy A Garage Door Remote Again: Open Your Door With Your Android Phone (via Bluetooth)

by raddevus

Steps for building a device you can add to your existing garage door, which implements an atmega328, bluetooth (hc-05) and relay module which will allow you to open your garage door from any paired Android device.

A PWM Based Fan Controller for Arduino

by honey the codewitch

Control 3 or 4 pin PWM fans using this library

Latest Articles

htcw_json: A tiny streaming JSON parser

by honey the codewitch

Stream JSON efficiently on little devices with minimal flash and memory usage

Tetris Wall Art for Arduino

by honey the codewitch

Display automated (optionally controllable) Tetris on an LCD or Neopixel panel

Getting Crafty With Graphics With Just Kilobytes of Flash and Almost No RAM

by honey the codewitch

Got an embedded or IoT widget with a screen but no real memory or flash space to speak of? Read this.

IoT Data Hub for Remote Edge Deployment

by deangi

IoT data edge hub is designed for remote low power unattended applications. IoT devices can post data to the Hub which will store the data and make it available for later download to core servers. Design is based on a low cost ESP32 platform with an attached SD card.

All Articles

Internet of Things

An Industrial IoT framework with Samsung Artik 10 and Temboo: Water Resource Management Case Study

4 Aug 2016 by Abhishek Nandy

Introducing powerful industrial Temboo Choreos to scale industrial IoT framework and ecosystem

Virtualized Mesh Network

30 Mar 2015 by Aby Mammen Mathew

Create a virtualized mesh network using custom radio transceivers (nrf24)

Microsoft Band- Basic App for Understanding

28 Jun 2015 by adityasahver

In this article we will learn how to use Microsoft Band to connect to your Device.

The Secret to Success on IoT for Business

18 Jan 2017 by Alibaba Cloud

Connected devices – popularly known as the Internet of Things (IoT) or ubiquitous computing - represent a tremendous potential for the enhancement of social and business life, and a brand new frontier for market growth

Remote controlled LED / Weather Station / Message Display (Part 1 - Raspberry Pi)

4 Jan 2017 by Andrew Lai

A small project to give my son a great surprise

Parallel Heterogeneous Programming In C++17/2x0 Using CL/SYCL-Model Specification On Raspberry Pi 4B+ IoT-Boards

10 Dec 2020 by Arthur V. Ratz

A practical guide for building parallel CL/SYCL-code in, C++17, targeting Arm/AArch64-architectures and running it on Raspberry Pi 4B+ IoT-boards

Real-Time Apps and the Vital Role of Component-Based Development

10 Mar 2016 by C. Thomas Tyler

The commoditization of components like GPS is fostering the growth of the Internet of Things (IoT). Here, I’ll share thoughts on how component-based development (CBD) can accommodate the growing demands for speed and scale in real-time, IoT application development.

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DIY: Building a Dryer End-of-Cycle Notifier with the MediaTek LinkIt™ ONE

28 Aug 2015 by Carey Payette

This article will cover the development of a simple device that will text message the owner when the dryer cycle has ended.

MediaTek LinkIt™ Smart 7688 Duo Review – The Making of a Refrigerator Monitor

19 Apr 2016 by Carey Payette

LinkIt Smart 7688 Duo - a good board for anyone needing to develop quick IoT prototypes that also wish to continue into the manufacturing and delivery phases of their new product.

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Moving Legacy C# Code to the Cloud with Thriftly.IO

14 Nov 2018 by Carey Payette

Thriftly.IO allows organizations to leverage existing code and infrastructure assets to define new cloud-based APIs.

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Calculating True North for IoT Applications

11 Aug 2016 by CoderGirl42

Finding true North using GPS and a compass with Raspberry Pi.

Azure IoT Hub Overview

25 Aug 2018 by DataBytzAI

Azure IoT hub allows you to get on with developing cool IoT stuff, and not worry about how it all gets connected up and managed.

What is IoT Edge?

24 Sep 2018 by DataBytzAI

With edge computing, you can avoid transferring raw data by carrying out data cleaning, aggregation and analysis on the device itself, and then send the insights gained to the cloud.

Azure IoT - Good Security Practice

12 Oct 2018 by DataBytzAI

A quick run through important points for IoT security

Let's Build a Robot!

16 Aug 2016 by DataBytzAI

Are you a developer? ... then you can build a robot...

Lightning Never Strikes Twice? Maybe Blitzortung knows!

27 Aug 2015 by DaveAuld

Building for and consuming the Blitzortung Lightning Detection Network

Running ASP.NET Core Web Server on Arm64

8 Sep 2023 by Dawid Borycki

This article demonstrates how you can use ASP.NET Core with Windows 11 to build a web server for a headless IoT application. You will gain insights into harnessing Arm64-powered devices that offer high performance while consuming minimal power for your IoT applications.

A DIY Time Lapse Photography Camera

17 Jan 2024 by deangi

The inexpensive ESP32 platform is used to take periodic photos that can make a time-lapse video.

IoT Data Hub for Remote Edge Deployment

10 Feb 2024 by deangi

IoT data edge hub is designed for remote low power unattended applications. IoT devices can post data to the Hub which will store the data and make it available for later download to core servers. Design is based on a low cost ESP32 platform with an attached SD card.

RestaurantWatcher-An IoT project using Azure

25 Feb 2015 by DigCamara

Connecting a Intel RealSense device to remote users via Azure

'enRoute': Real-time NY City Bus Tracking Web App

6 May 2015 by DrABELL

Web Application capable of NY MTA bus routes and stops monitoring in real-time/low-latency mode.

Perpetuum-M: Realtime NY bus tracking app for Win7/8

26 Mar 2015 by DrABELL

New York City MTA bus tracking app for Win 7/8 with Azure Cloud backend services

Get Automatic Pictures from Device and Upload to Web Server

14 Aug 2015 by Emiliano Musso

How to create a Windows Phone app to take timed pictures from camera, and upload them on an Apache webserver to view them remotely

Windows-Phone-7

A Novice's Guide to the BeagleBone Platform and Software Development Using C++

8 Mar 2017 by Eric D Schmidt

A crash course in working with the BeagleBone and its built-in A/D converter, GPIO, and I2C bus using C++

Creating a Smart Home Chat Bot

12 Aug 2016 by Florian Rappl

We utilize the Microsoft Bot Framework in conjunction with LUIS to make a Node.js powered bot available online via an ASP.NET Web API proxy. A software mock for the smart home system is supplied. Likewise a tutorial for a hardware mock using the CC3200 and / or sensor tags is provided.

microcontroller

Let's IoT Hub: Tutorial 1

2 Aug 2018 by g96b10

Set up an Azure IoT Hub and connect to it via Raspberry Pi 3

Let's IoT Hub: Tutorial 2

3 Aug 2018 by g96b10

Create a console application that listens to the data your Raspberry Pi 3 uploads to Azure IoT Hub

Let's IoT Hub: Tutorial 3

2 Aug 2018 by g96b10

Create an application to download and store data uploaded to your Azure IoT Hub

GarageWatcher - A Full-Stack IoT Project, from Hardware to App

2 Jun 2020 by g96b10

Musings, tips, and lessons learned from developing a physical device, serverless back-end, and Android app

Intel® IoT: Getting Analytics from the Cloud

17 Oct 2014 by Gael Holmes Hofemeier

This cloud-based analytics tool includes resources for the collection and analysis of sensor data that the Intel® IoT Developer Kit provides.

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Stage 1 - Introduction to the Internet of Things: What, Why and How

26 Oct 2014 by Grasshopper.iics

A beginners guide to Internet of Things: Common Questions that were never answered!

Stage 3:Turn your basic Arduino device without Any Internet Shield into IoT using Clever Serial Communication and ASP.Net Webservices

23 Nov 2014 by Grasshopper.iics

A beginners hack to turn Arduino in to a IoT device with C#, Asp.Net web services

Stage 2:Getting Started With ArdOS for Arduino

9 Nov 2014 by Grasshopper.iics

A Beginner's Tutorial for Arduino with ArdOS

Stage 3: Live Weather Station With Arduino and ThingSpeak

23 Nov 2014 by Grasshopper.iics

This article is a beginners walk through of Developing an IoT framework for Arduino without Ethernet/WiFi shield using ThingSpeak Services with a real time Online Weather Station

Stage 4: Complete Beginner's Guide For Arduino Hardware Platform For DIY

9 Dec 2014 by Grasshopper.iics

All about working with with Sensors, Actuators and Other Hardware With Arduino

Stage 4: Smart Object Over IoT-Programming RFID

7 Dec 2014 by Grasshopper.iics

A tutorial on How to Read RFID Tags and A Security System DIY Project

Working with Bluetooth using Node.js and node-red from Intel Edison

20 Aug 2015 by Grasshopper.iics

Workaround for Sending Bluetooth command from Android Phone to Javascript based programs in Intel Edison

Biometric Locker- Intel Edison Based IoT Secured Locker With Cloud Based Voice and Face Biometric

8 Aug 2016 by Grasshopper.iics

From unboxing to prototype, a complete C# and Node.js Intel Edison product development guide with a real time cloud biometric IoT project

Cool Head: Intel Edison Smart Helmet with Climate Control, Automatic Indication and Accident Notification

7 Aug 2016 by Grasshopper.iics, Abhishek Nandy

Novel Intel Edison smart helmet with portable air conditioner that can notify the relatives when a rider meets an accident, can automatically trigger the indicators based on head movement.

A Realistic Simulation Framework With IoT For Traffic Control Based On Pollution Level

7 Aug 2016 by Grasshopper.iics, Abhishek Nandy

High level IOT Co2 emission simulation.

artificial-intelligence

YouCar-Intel Edison Multi Modality Live Youtube Streaming Smart Car

5 Aug 2016 by Grasshopper.iics

Live Streaming Multi Modality Controlled Intel Edison Smart RC Car

fHealth- A Fog Computing Framework for Activity Tracking Based Climate Control For Smart Living

7 Aug 2016 by Grasshopper.iics

Human Activity tracking and aggregation at the edge with Activity based climate control

machine-learning

Wearable Foot Gesture Based Text Entry System for People with Upper Body Disabillity

7 Aug 2016 by Grasshopper.iics, Moumita Das

An assistive technology initiative for patients with upper body disability

IoT based Home Automation And Security with Intel Edison and Node-Red

6 Aug 2016 by Grasshopper.iics, Moumita Das

A complete Node-Red based suite for home automation, remote IoT based home control and Security System

HASSI- Home Automation, Safety and Security with IoT Using Arduino

7 Aug 2016 by Grasshopper.iics, Moumita Das

Face Recognition based secured home, ThingSpeak based monitoring, Mqtt based control, Gmail based Notification With Low Cost Arduino UNO and C#

Industrial IoT based Machine Tool Condition Monitoring With GE Predix Time Series Ingestion And Data Streaming

22 May 2023 by Grasshopper.iics, Abhishek Nandy, Moumita Das

Industrial IoT time series data collection with GE Predix time series ingestion and data streaming

machine-learning

Intel Edison Based Plant Monitoring and Watering System for Agro-IoT with Matlab Driven Real Time Data Analytics over ThingSpeak Channel

6 Aug 2016 by Grasshopper.iics, Moumita Das

Agricultural field monitoring and control is also possible using IoT sensor network

IoT-VR with Unity, Intel Edison

20 May 2023 by Grasshopper.iics, Abhishek Nandy, Moumita Das

Virtual Reality with Unity, Intel Edison and MQTT

Internet of things - Overview

26 Oct 2014 by Guruprasad.K.Basavaraju

microcontroller

Introduction to Raspberry Pi with Raspbian OS

10 Nov 2014 by Guruprasad.K.Basavaraju

Introduction to Raspberry pi with Raspbian OS. Also a small example of building a simple circuit and programming the same

Introduction to Netduino Plus 2 with examples

10 Nov 2014 by Guruprasad.K.Basavaraju

This is an article in effort to share my learning about Netduino Plus 2 with the examples.

IoT Services - Introduction to Buddy Platform

23 Nov 2014 by Guruprasad.K.Basavaraju

IoT Services: Buddy platform introduction

Setting up and Programming Raspberry Pi in Python and C

7 Dec 2014 by Guruprasad.K.Basavaraju

Internet of Things (IoT) Made Easy – Building an IoT Platform using Azure

22 Mar 2015 by HenryMHunter

Leverage Azure to build a platform to connect IoT devices in large scale

IoT Smart Clock using the Mega 2560+WiFi R3

10 Nov 2020 by honey the codewitch

An advanced network connected clock that puts the Arduino through its paces

Efficient HTTP Chunked Transfer Encoding for IoT Devices

26 Nov 2020 by honey the codewitch

Efficiently send large amounts of data with a tiny amount of memory

Big JSON on the Arduino: Parse Huge Data on a Tiny Device

11 Dec 2020 by honey the codewitch

Streaming your data and parsing on the go with tiny gadgets

Fast Memory Allocation and Pooling for Constrained Environments

14 Dec 2020 by honey the codewitch

Some C++ magic to help cut down on heap abuse for simple scenarios

ESP32 Deep Dive: What Time Is It?

8 Mar 2021 by honey the codewitch

Traipsing through the ESP-IDF to add some sweet sweet real-time clock functionality

GFX Part 2: Device Independent Bitmaps

17 Apr 2021 by honey the codewitch

GFX IoT graphics library part 2 - device independent bitmaps

GFX Part 3: Drawing Primitives

25 Apr 2021 by honey the codewitch

Explore the basic drawing functionality provided by the GFX IoT library

GFX Part 4: The ILI9341 Display Driver and JPEG Support

4 May 2021 by honey the codewitch

Use an ILI9341 display efficiently from an ESP32 without the Arduino framework. Load JPEGs.

GFX Sidebar: Inside the ILI9341 Display Driver on the ESP-IDF

6 May 2021 by honey the codewitch

Explore the inner workings of a highly capable IoT display driver for the ESP32

GFX Forever: The Complete Guide to GFX for IoT

8 Mar 2022 by honey the codewitch

GFX is a fast and full featured replacement for standard IoT drawing libraries that is optimized to reduce bus I/O

GFX In Depth: Part 2 - E-Paper Displays

18 Jun 2021 by honey the codewitch

Use GFX effectively with e-paper/e-ink displays

zip.hpp: Zip Viewer and Extractor Library for IoT

19 Jul 2021 by honey the codewitch

Browse and extract zips in constrained memory environments

High Performance Decoupled Buses for IoT Displays

18 Feb 2022 by honey the codewitch

Run your IoT display driver independent of the bus it uses, whether I2C, SPI or parallel

An Internet Enabled Analog Clock for IoT (ESP32)

11 Jun 2022 by honey the codewitch

Create a simple synchronized analog clock using GFX, and a bit of code

Unboxing the M5 Stack Fire 2.6

14 Jul 2022 by honey the codewitch

Unlock the potential of this neat little IoT widget

A Sonos Speaker System Remote for the TTGO T-Display v1

13 Dec 2022 by honey the codewitch

Control the sound from your Sonos system in each room of your house

A Tale of Two Buttons: Building an IoT Button Library for Arduino

9 Dec 2022 by honey the codewitch

Building a button library seems simple until it isn't.

A TTGO Display T1 Based Fan Widget

9 Jan 2023 by honey the codewitch

A project that allows you to use a knob to control a fan's RPM with feedback

TTGO Fan Take 2

10 Jan 2023 by honey the codewitch

A far more functional fan controller than before, and some powerful programming techniques

Stateful Screen Rendering on Little Devices

26 Feb 2023 by honey the codewitch

How to make very responsive, flicker free interactive screens without using a lot of memory

i2cu: An I2C Bus Probe Tool for the TTGO T1 Display

13 Mar 2023 by honey the codewitch

Easily determine active devices on an I2C bus with this simple device

i2cu Take Two: Serial and I2C Probe in a Handy Package

16 Mar 2023 by honey the codewitch

Debug your circuits with this handy device

Player: A Simple Cross Platform Audio Class for IoT

9 Apr 2023 by honey the codewitch

Mix wavs and waveforms with this simple to use library

Using the New ESP32 LCD Panel API With htcw_gfx and htcw_uix

20 Mar 2023 by honey the codewitch

Combine some great technologies for rich, responsive IoT user interfaces on the ESP32

SFX: Making Noise with a New Audio and MIDI Library for IoT

25 Jul 2022 by honey the codewitch

Make your little devices sing

Porting EspMon to ZephyrOS on a STM32 Boards (or other boards, with a little work)

24 Jul 2023 by honey the codewitch

A crash course in using Zephyr RTOS with my IoT ecosystem

Winduino: A Tool to Prototype Arduino Projects on the PC

30 Sep 2023 by honey the codewitch

Run and develop Arduino code, including a display, on PC using this Windows PC shim and emulator.

An IoT Smart Clock Using an ESP32 Development Board

22 Nov 2020 by honey the codewitch

Revisiting our WiFi enabled smart clock project with more modern hardware

rxcg: A Simple Text Matcher C Code Generator for IoT

15 Nov 2023 by honey the codewitch

Generate tight C code to match text based on regular expressions

regular-expression

A $5 Programmable Tiny Webserver The Size of a Jump Drive

4 Nov 2020 by honey the codewitch

Unleash the tiny ESP-01 on your network

A PWM Based Fan Controller for Arduino

6 Jan 2023 by honey the codewitch

Control 3 or 4 pin PWM fans using this library

Tetris Wall Art for Arduino

4 Mar 2024 by honey the codewitch

Display automated (optionally controllable) Tetris on an LCD or Neopixel panel

htcw_json: A tiny streaming JSON parser

31 Mar 2024 by honey the codewitch

Stream JSON efficiently on little devices with minimal flash and memory usage

Getting Crafty With Graphics With Just Kilobytes of Flash and Almost No RAM

24 Feb 2024 by honey the codewitch

Got an embedded or IoT widget with a screen but no real memory or flash space to speak of? Read this.

Smart IoT Stroller

13 Apr 2015 by Intel

This article will discuss the Smart IoT Stroller developed at the 2014 PDX-Transportation Hackathon hosted by Intel, and show you how to make a Smart IoT Stroller on your own.

Intel® Edison Board Troubleshooting and FAQ

13 Apr 2015 by Intel

Intel® Edison Board Troubleshooting and FAQ

Intel® XDK IoT Edition Troubleshooting and FAQ

13 Apr 2015 by Intel

Intel® XDK IoT Edition Troubleshooting and FAQ

Intel® IoT Developer Kit v1.0 is here

13 Apr 2015 by Intel

The new Intel® IoT Developer Kit v1.0 software components are available now for immediate download on the Software Downloads page (as of March 5, 2015).

Eclipse for Intel® IoT Platforms Troubleshooting and FAQ

13 Apr 2015 by Intel

Eclipse for Intel® IoT Platforms Troubleshooting and FAQ

Install Arduino IDE on Intel® IoT Platforms

28 Apr 2015 by Intel

This guide will teach you how to install the Arduino IDE and connect to your Intel® Edison or Intel® Galileo board on Windows* OS, Mac* OS X, or Linux* OS.

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Intel® Galileo Board Assembly using Arduino

28 Apr 2015 by Intel

Intel® Galileo Board Assembly using Arduino

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Install Eclipse IDE on Intel IoT Platforms

8 May 2015 by Intel

This guide explains how to install the Eclipse IDE on Windows, OS X, or Linux.

Building and running Mosquitto MQTT on Intel Edison

8 May 2015 by Intel

In this series of blogs, I will explore the various ways that the Linux capability can be integrated into an Arduino sketch, and how to leverage existing code, to make IoT development much simpler.

Updating the Orbotix Sphero in response to tweets using the Intel® Edison board

8 May 2015 by Intel

This guide contains steps to have your Orbotix Sphero* check Twitter and change its colored lights in response to new tweets posted using the hashtag #intelmaker.

Connecting the Intel® Edison board to your Android Phone with Serial Port Profile (SPP)

8 May 2015 by Intel

Connecting the Intel® Edison board to your Android Phone with Serial Port Profile (SPP)

Play audio from your Intel® Edison via Bluetooth using Advanced Audio Distribution Profile (A2DP)

8 May 2015 by Intel

Play audio from your Intel® Edison via Bluetooth using Advanced Audio Distribution Profile (A2DP)