Use the ESP32 AT Binary to Make Any Zephyr Project Wi-Fi Enabled
You can add Wi-Fi to any Zephyr project with an ESP32 running the ESP-AT firmware and a couple of configuration symbols in Zephyr. Let the data flow!
Category
Cellular Connectivity
14 posts
'Upcoming Webinar: How an MVNO Troubleshoots Cellular Devices'
Robert Colvin from Telenor Connexion joins Golioth for a webinar coming up July 2nd, 2025. We will talk about how to troubleshoot cellular deployments and how …
Where’s my (Bluetooth) drill?
We implemented Golioth's Bluetooth-to-Cloud connectivity on a battery pack on a commercial power drill. We not only monitored power usage of the drill, we also …
A Sneak Peek at the Bluetooth-to-Cloud Early Access
Golioth's Bluetooth-to-Cloud is in private access currently, but this post lets you peer behind the curtain to see how it works on some development boards.
Bringing the SIM7080G modem module to Golioth
The SIMCOM SIM7080G is a Cat M1 / NB-IoT modem that focuses on low power applications. We tested out the modem using Zephyr's subsystem to connect to the …
Connecting ESP32-C6 to Golioth over OpenThread
We continue to showcase seamless Thread support on Golioth. We used the ESP32-C6 development board from Espressif, demonstrating how we successfully connected …
The Miserable State of Modems and Mobile Network Operators
This is a story of the complexities of cellular connectivity, the perils of closed ecosystems, and how to debug what you cannot see.
Golioth Can Now Run Entirely on Qualcomm Modems
Today marks the first implementation of running the entire Golioth firmware stack on a modem processor. This dramatically reduces resource consumption on the …
Using the ESP32-C3 as an AT modem on the Aludel Elixir
Your ESP32-C3 can act as a secondary modem for any type of primary processor. This post shows how to program and utilize the ESP-AT default firmware.
NAT is the Enemy of Low Power Devices
If you have ever tried communicating with a device on a private network, you may have encountered Network Address Translation (NAT). Because the number of …
The Inside Story of the Golioth Bluetooth® Mesh Demo
Take a deeper look inside the Bluetooth Mesh demo that connects to the Cloud via Golioth. Sandra Capri of Ambient Sensors (a Golioth Design partner) walks …
We Added Cellular to the Hackaday Superconference Badge
Golioth attended the Hackaday Superconference in 2023 and created a "badge hack" to send images from a tiny embedded device up over a cellular network and …