Category Archives: Technical

Fridge, Tulips, and Buzzers

Posted on April 29, 2017 by larry

A lot went on today. First up, I figured our fridge has a fried controller.  Dropped $100+ to get that   part.  If it doesn’t fix it, I am not sure what we are going to do next.  But looks … Continue reading →

Posted in Arduino, Technical, Training | Leave a comment

IoT Exhibit

Posted on April 27, 2017 by larry

Got my IoT Exhibit up, got the units up. Got the Uni and the Pi capable of going on the Internet.  I will change the words that are displayed for now, but I will probably not focus on this after … Continue reading →

Posted in Arduino, Raspberry Pi, Technical, Training | Leave a comment

Getting Demos Ready

Posted on April 25, 2017 by larry

I just realized that I am going to have gone through three presentations in two weeks. It has been a struggle getting my exhibits up. Kind of a pain. The magic mirror sucked up a bunch of time. Looking for … Continue reading →

Posted in Arduino, Raspberry Pi, Technical, Training | Leave a comment

Meetup Tomorrow Missing Presentation

Posted on April 23, 2017 by larry

Hopefully I can cobble something together for tomorrows presentation I did get all of the units I needed built, but I came across three that were bad.  There are probably more but I have to go through all the batches. … Continue reading →

Posted in Arduino, Technical, Training | Leave a comment

Lightning Strike

Posted on April 22, 2017 by larry

Of all the years I have been doing IT, I don’t recall a lightning strike hitting my gear close enough to fry any surge protectors, yet today, while I was out I lightning struck close enough to take out at … Continue reading →

Posted in Technical, Training | Leave a comment

Super Simple Alert

Posted on April 20, 2017 by larry

Took my about an hour to get an alert system working. I used the code for me presentation and a loop of LEDs to get an alert by subscribing to an MQTT broker. Also got audio working too. Now I … Continue reading →

Posted in Technical, Training | Leave a comment

Devices For Class Ready

Posted on April 19, 2017 by larry

I have 15 devices ready for the class.   I want to get that number up to 20, also I do not have the necessary USB-TTL adapters. Now for the next few days I work on the presentation. Also I … Continue reading →

Posted in Arduino, Technical, Training | Leave a comment

Getting ESP8266 going for class

Posted on April 18, 2017 by larry

I started prepping some of the units for class.  I got the first unit connected to the network, but something weird happened, I changed its IP and I could not ping it. I rebooted too, and the ARP table was … Continue reading →

Posted in Technical | Leave a comment

Web Code For Linuxfest Class Up

Posted on April 17, 2017 by larry

I got the web code up for my Linuxfest class.  Also got MQTT running. Kind of cool, web seems to be working but it does have a few bugs, MQTT is sold though, way easier to code. Hope to get … Continue reading →

Posted in Arduino, Technical, Training | Leave a comment

Network For Class Up

Posted on April 16, 2017 by larry

Spend a nice chunk of the day trying to get the network for the class up. I got it though, the hard part was trying to figure out how to DDWRT an E1500 router.  Switched to an older version of … Continue reading →

Posted in Technical, Training | Leave a comment