Internet of Things

IoT Engineering and Development

Learn current technologies, best practices, development tools, and use cases that are essential for IoT design, whether you're involved in home automation, Industrial IoT, Smart Cities, or any other application of IoT.

Feature Content

How well do you know Low-Power Wi-Fi 6?

With its enhancements such as targeted wake time, OFDMA, and more, low-power Wi-Fi 6 is ideal for energy-constraint IoT apps. Take this quiz to see how much you know!

CY8CEVAL-062S2 Evaluation Kit

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The PSoC 62S2 evaluation kit enables you to develop applications for wearables and IoT products.

Raspberry Pi 4

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With the Dual 4K Micro-HDMI, it has the fastest running processor at 1.5GHz, dual-band 2.4Ghz/5GHz Wireless LAN, BluetoothLE 5.0, and PoE capability.

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Blog - Post List

You Can Upgrade Zigbee Devices and Turn Them into Motion Sensors with a Firmware Update

Catwell

Three or four Zigbee devices grouped within a room act as virtual sensors that detect human movement, turning the lights on/off. (Image Credit: Ivani) Zigbee bulbs and plugs have gotten a whole lot better. With a simple firmware update, these smart ...
- 14 Feb 2025
Airmarker’s R.One Balloon is a Handy Device For Outdoor Adventurers

Catwell

Airmarker’s emergency balloon can rise to 45 meters and illuminate bright orange. It allows search and rescue teams to find stranded victims. (Image Credit: Airmarker) I feel like we all should have this in our cars for troublesome events. But...
- 3 Dec 2024
Review WIZnet W55RP20-EVB-Pico

maxpowerr

At the beginning of 2021, Raspberry PI announced the new RP2040 microcontroller and the Raspberry Pi Pico module. This microcontroller is interesting for its characteristics in particular, the presence of two Arm Cortex-M0 + cores with a clock freque...
- 2 Dec 2024
What's new in Raspberry Pi 4?

James_Smith

This article has the details of features and specifications of the Raspberry Pi 4 and has the comparison at some points with the previous versions for a better understanding.
- 19 Nov 2024
Integrate IR Rmeote based fan with OpenHAB with TASMOTA

oksbwn

The video post is about how I built a smart IR remote controller using a WEMOS D1 module to automate my new BLDC fan. In this video, I’ll walk you through the setup and integration process, enabling full control of the fan through my home...
- 16 Nov 2024
Kirigami Antennas Make Wireless Technology More Versatile, Faster, and Durable

Catwell

Researchers used the kirigami art folding technique to make versatile and durable antennas for wireless technology. (Image Credit: Drexel University) Researchers at Drexel University and the University of British Columbia sought inspiration from kir...
- 15 Nov 2024
Port Semtech LoRaWan Modem library to Pico: Pt. 1: Gather info and prepare development infra

Jan Cumps

The Semtch LoRa-node lib, that I used with some success in Test LoRaWan Thing code ported for Raspberry Pico . is deprecated. It's replaced by LoRa Basic Modem. I'm going to try and port that for the RP2040 controller....
- 29 Jun 2024
Test LoRaWan Thing code ported for Raspberry Pico

Jan Cumps

Semtech has example code for their LoRaWan SX1276 sub-1 GHz radio. I've used it with an MBED project in the past.In this post, I'm trying to make their Arduino Shield work with an a RP2040. And have it send data to The Things Network. comp...
- 25 Jun 2024
Morse Micro Sets New Record --- Extending WiFi HaLow Coverage To 1.8 Miles

Catwell

Morse Micro says its SoC allows WiFi HaLow signals to travel 3km. (Image Credit: Morse Micro) HaLow WiFi has been around since 2017, and Morse Micro improved the tech’s coverage. With its IEEE 802.1 1ah standard, the WiFi HaLow&...
- 15 Feb 2024
Secure MQTT integration between Node-RED and The Things Network

Jan Cumps

I connected an Arduino MKR WAN 1310 to The Things Network (TTN). Then used Node-RED to connect to the TTN MQTT service and work with the data. Now I'm enabling safe TLS communication to the MQTT. This post is my log of the activity. ima...
- 26 Jan 2024
Arduino MKR WAN 1310: appear on The Things Network Coverage Map

Jan Cumps

You can show the location of a Thing on the TTN Coverage Map. And also a line to the LoRaWan gateway(s) it uses to communicate to TTN. Things that have a GPS on board, can send that info themselves. But an Arduino MKR WAN 1310 doesn't have that ...
- 21 Jan 2024
Linux commands can turn a log into structured data (turn a TTN Gatesway log into a csv)

Jan Cumps

A bit of Linux play. How to turn an active unstructured log file into structured data.image source: nightcafe Like many programs, my The Things Network Gateway generates a verbose log file. A lot of information. Every so many (> 1000) lines, there...
- 20 Jan 2024
Arduino MKR WAN 1310 integration with Node-RED via The Things Network

Jan Cumps

I connected an Arduino MKR WAN 1310 to The Things Network (TTN). Then tested if the Arduino integrates with TTN MQTT service. Now I'm working with the Arduino's payload in Node-RED. This post is my log of the activity. image source...
- 14 Jan 2024
Arduino MKR WAN 1310 integration with The Things Network MQTT

Jan Cumps

I connected an Arduino MKR WAN 1310 to The Things Network. Then tested if the Arduino uplinks are published on TTN MQTT service. And if I can publish a downlink message on that service too. This post is my log of the activity. image sou...
- 13 Jan 2024
Arduino MKR WAN 1310 via The Things Network to AWS IoT MQTT

Jan Cumps

I connected an Arduino MKR WAN 1310 to Amazon Web Services (AWS IoT). Then tested if the Arduino can publish uplinks to AWS, and can receive AWS topics as downlinks. This post is my log of the activity. image source: me Read this p...
- 13 Jan 2024
Arduino MKR WAN 1310 on The Things Network (TTN)

Jan Cumps

I connected an Arduino MKR WAN 1310 to The Things Network. And enabled both send and receive. This post is my log of the activity. A few weeks ago, I bought a LoRaWan gateway. In this post, it helps to get and end-to-end trace. I have ...
- 12 Jan 2024
Set up Elecrow TTN LoRaWAN gateway on Raspberry Pi - Pt. 3: manage the service log size

Jan Cumps

In part 1, Set up Elecrow TTN LoRaWAN gateway on Raspberry Pi - Pt. 1: build and test , I compiled the software for the Elecrow LoRaWAN gateway (see Low-Cost LoRaWAN Gateways! ), and enabled the gateway on The Thi...
- 9 Jan 2024
Set up Elecrow TTN LoRaWAN gateway on Raspberry Pi - Pt. 2: full install and run as service

Jan Cumps

In part 1, Set up Elecrow TTN LoRaWAN gateway on Raspberry Pi - Pt. 1: build and test , I compiled the software for the Elecrow LoRaWAN gateway (see Low-Cost LoRaWAN Gateways! ), and enabled the gateway on The Thi...
- 29 Dec 2023
Set up Elecrow TTN LoRaWAN gateway on Raspberry Pi - Pt. 1: build and test

Jan Cumps

I installed the software for the Elecrow LoRaWAN gateway (see Low-Cost LoRaWAN Gateways! ), and enabled the gateway on The Things Network (TTN). I used Raspberry OS bullseye 32-bit lite on a Raspberry Pi A+. I tested this on a B...
- 28 Dec 2023
Low-Cost LoRaWAN Gateways!

shabaz

I saw in an e-mail an advert for LoRaWAN gateway modules, so I took a quick peek, and was surprised at how low-cost they had become. These can be used with any computer, such as a Raspberry Pi, to wirelessly monitor or control sensors ...
- 15 Dec 2023
Harnessing the Seeed MR60BHA1 60GHz mmWave Module for Human Presence, Respiratory, and Heartbeat Detection

vinayyn

Seeed MR60BHA1: Sense presence, breathing, and heartbeat with mmWave precision. Non-contact, low-power, and compact for smart homes, health The MR60BHA1 60GHz mmWave Module is a versatile sensor that utilizes Frequency Modulation Continuou...
- 18 Nov 2023
Tiny QR Code Reader from Useful Sensors

ralphjy

I bought a Useful Sensors Tiny Code Reader from Sparkfun https://www.sparkfun.com/products/23352 back in September, but as always have been too busy to try it out until now... The Tiny Code Reader (TCR) is the second Useful Sensors product ...
- 5 Nov 2023
Home energy consumption monitoring using SONOFF POW Elite w/ TASMOTA firmware and OpenHAB

oksbwn

Hello everyone, this blog post will delve into the topic of energy monitoring, featuring the utilization of the SONOFF POW Elite energy monitoring device in conjunction with OpenHAB. In the forthcoming pair of videos, I will demonstrate the process...
- 7 Sep 2023
Nasa's Laser Technology to Be Deployed on the ISS to Send Data to Earth

Catwell

NASA's ILLUMA-T will send laser signals to the LCRD satellite, which transmits them to ground stations in Hawaii and California. (Image Credit: Dave Ryan/NASA) The International Space Station is getting an upgrade with an Integrated LCRD Low Ear...
- 6 Sep 2023
The Best of IoT Development Boards

dychen

The term "Internet of Things" (IoT) refers to a network of physical objects that can interact with one another using the Internet. The IoT network connects existing sensors and devices to the Internet in real-time, creating its ecosystem. IoT seamles...
- 2 Sep 2023