Build a "speed trap" that uses ML to identify vehicles, a radar sensor to measure speed, and a cellular module to report data to the cloud.
Let's dive into how we can use a set of power-optimizing strategies on a Raspberry Pi and turn it into an off-grid IoT solution.
Ever wonder what others are thinking about a particular question? This machine will ask it for you and stores results in the cloud.
How to compile your SIM7600SA-H application with OpenLinux and update the firmware remotely using the Firmware Over-the-Air feature.
Sending Machine to Machine Commands with a Twilio SIM, an Adafruit FONA 3G, and an Arduino UNO.
A device similar to a medical alert button that can be use anywhere where cellular service is available.
Our IoT-enabled collar tracks elephants in real time, ensuring safety with GPS, geofencing, and instant alerts.
Tutorial and codebase walking through making a cellular backhauled gateway which collects data from WiFi devices.
Learn how to incorporate low-cost satellite connectivity in your project using the Blues Starnote alongside a Blues Notecard.
Remotely monitor soil moisture of your off-site garden plot. Data is plotted in a cloud service so you know when to go and water!
The device uses cheap, off the shelf components to provide live data on stream and river conditions like stage, temp, and conductivity.
Wouldn't it be nice if you could start warming up the camp before you leave the house? How about using Alexa to do it for you!
Build a GPS-enabled tracker with just a few lines of code to a Blues Wireless Notecarrier, and visualize it with IoT platform Datacake.
Learn how to add a Cellular IoT device to the Raspberry Pi Pico.
Send a text with an Arduino to tell your friends that they need to ASSEMBLE!
Use Hologram's cellular network to monitor a fleet of vehicles using OBDII, Raspberry Pi, GPS, and GSM.
A guide for the Hologram.io Arduino MKR 1400 GSM workshop for IoTDevFest PHX 2019.
Learn how to create a tide gauge that publishes tidal water levels to ThingSpeak and uses MATLAB for tide prediction, analysis, and alerts.
Learn how to use the Notecard, Notehub. io, and an ESP32-S2 to remote-control a split-flap display
Air quality on the job is overlooked. Respirators are uncomfortable. But do you know what you're breathing in? Learn how to build your own.
This project uses oneM2M and Zephyr RTOS to create a smart irrigation system using cellular based IoT with the Nordic Thingy:91
This tutorial walks through receiving a message from the Hologram Cloud via our Python SDK.
Monitor water temp, ORP, TDS, and air temp/humidity to determine if water quality is degrading.
Learn how to build a low-cost (and low-code) water leak detection device complete with SMS notifications if a leak's detected.
