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 »
Learn how to easily ssh into many Raspberry Pis without passwords
This post was prompted by an exchange I saw on a RasPi Facebook group a couple of weeks ago. It started when someone asked how many »
Display colourful live graphs on any Raspberry Pi with just a few clicks
My last post was about the Cricket ESP8266 board, a tiny device that lets you run an ESP8266 for months on a single AA battery. In »
"Cricket" from Things on Edge
A chance encounter on a Facebook group brought me - literally - to the Edge. I read a post in which someone mentioned the ThingsonEdge "Cricket" »
Your IoT devices may be disconnecting your router - a quick, simple, and inexpensive fix
A couple of months ago I posted a project to build a router-restarter with an simple ESP8266 and a relay. The post proved to be very »
Making an unusual and beautiful single-digit clock
Generally at whatimade.today we post original projects we dream up ourselves. Today's post is a little different. We're going to describe how we constructed Mirko »
Make an automatic router re-starter for $3 with an ESP8266 01 and single relay
The weakest link of our digital lives at home is the pipe into our house and the device it's attached to. Our cable-modem allows our equipment »
Troubleshooting Analog Pins A6 & A7 on Arduino Nano
A few months ago I documented the process for creating a large 7-segment LED display. After figuring out the pin locations, the wiring, and the code, »
Custom PCB for LED Matrix Clock/Thermometer
This is a continuation of the post I wrote more than two years ago where I explored the pin layout of a large LED dot matrix »
Make an amazing $6 digital radio with an old ESP8266 and a VS1053 decoder
As always, before I begin my description, I'd like to give credit to the original creators of this project. It's called Ka-Radio and there's an instructable »