Hack together a dirt-cheap LoRa transmitter/receiver dev board
LoRa is relatively new in IoT. (Actually, not that new, but it's taking time to percolate into the ecosphere.) For those that don't know, LoRa stands »
Make an Astonishingly Minimalistic Multicolor LED Display for Pennies
A few months before Christmas, social media channels start filling with instructions about LEDs for home decoration. Popular software is WLED, a program that describes itself »
Make a Raspberry Pi Pico Oscilloscope with 3d Printed Case
Many readers of this blog will know that it's possible to make an oscilloscope/logic analyzer from the Raspberry Pi Pico. Called Scoppy, full details are »
Make a Weather Station with an ESP32 and a WeAct 2.13 inch EPaper Screen
This post is more of a Public Service Announcement that a real "how to" explanation. A couple of weeks ago I acquired a WeAct 2.13 »
Getting an IKEA Motion Sensor to work in Node Red
I usually start my posts by warning readers that I'm an amateur with no background in coding or electronics. I write these blogs because while I'm »
The Idiot's guide to making Volos Project's Beautiful Smart Watch
As I've mentioned so many times in my blog posts, I've never studied electronics or engineering. Consequently, I come at my projects entirely as an amateur »
Make a Remote Temp Sensor with Permanent Display inside your House
Most of us use a phone app to see the temperature outside - which is fine if you don't mind receiving a reading from a sensor »
Connecting Switcher Devices to Node Red
One of the first commercial home automation devices I bought was a hot water boiler switch from Switcher. Like most remote devices, it came with its »
Cricket Version 2
Update November 2022 - it seems that ThingsonEdge didn't make it and the cricket is no longer available. Their web and social media presence have disappeared »
Remote On/Off Switch for Blynk Relay - using ThingsonEdge Cricket, Node Red, and MQTT
Like most makers, my home is automated - not with off-the-shelf IoT devices, but with home-built switches and relays, Raspberry Pis and ESPs. My first remote »