Ok, I am back from a journey in the weeds. @inq I was changing the Time to Line programming in my WRT54G router so that my Visible ZTE R2 would provid...

alright! I got the mqtt_esp8266 example up and working with a D1 working as a generic esp8266. Its using a public broker in the example. I have the es...

@byron Ok, I am reading through the "Steves-internet-guide" explaination. I am picking up a few gems...like the server ip address IS the broker. ...

I did this part... Mosquitto MQTT Installation and Initial Setup Installation of Mosquitto...

@byron Whew! This is a juicy one! Dense! Ok, I think I am getting dragged into this because of the wifi scan sketch. I asked myself how to send th...

WeMos D1 and an ESP8266 development board, with detachable antenna. Pretty excited to see if my SEEED breakout shield can be made to work on th...

@tedbear Please note that the 2.4 GHz wavelength is 122 mm, and this means that a quarter wavelength is roughly one and a quarter inches long. If y...

@tedbear Have you written the code for your application already? Have a look at Dronebotworkshop's Getting Started With ESP32. Where he tells you...

@inst-tech Thank you for your thoughts on the Uno. I will let you know what turns out to be wrong with it ...I might have to fix it, they aren't $3...

@davee Thank you for the comprehensive analysis of the Uno's voltage regulators. Your work is useful and appreciated, I have to test the Uno with ...

I cooked a voltage regulator in an Arduino Uno, for what ever reason, so I installed a buck converter to bring the LiFePO4 battery voltage down from ...