Category Archives: Technical

Power Still In NodeMCU

Posted on December 16, 2015 by larry

I was hoping to use a mosfet to hold an nodemcu powered on, then when it is done what it is doing, it would shut itself off by bringing the collector down I am going to try this with an … Continue reading →

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Installing MRAA and UPM on a RPi 2

Posted on December 15, 2015 by larry

I spent a little bit of time trying to get UPM (Useful Packages & Modules) running on a Raspberry Pi 2. I think this is a way to go.  A LOT of devices are supported here. http://iotdk.intel.com/docs/master/upm/modules.html One dependency is … Continue reading →

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Pi Zero

Posted on December 14, 2015 by larry

The new Pi Zeros are sold out and no where to be found. I still want one though. They are pretty small, the length is about the width of an US Dollar bill. My coworker got one, I am usually … Continue reading →

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Sale At Goodwill

Posted on December 13, 2015 by larry

Picked up another printer at Goodwill today, looks like it is a decent one that can run a CISS unit. I will post pics on it when I it is all together. Sleeping a lot lately, I think my body … Continue reading →

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Getting Web Page Going

Posted on December 12, 2015 by larry

I am revisiting my php programming skills. I started trying to access a MySQL server, having moderate success. First thing I will do is get it to read some config data, I got some data but not what I expected. … Continue reading →

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Fried Pi

Posted on December 11, 2015 by larry

Today I think I fried my first Raspberry Pi. Not sure if it is truly dead because the Polyfuse may reset and my Pi may still be good. Also been have challenges building another boot USB.  I usually set the … Continue reading →

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Revisit My Inventory

Posted on December 10, 2015 by larry

I think every year end I should evaluate my inventory of stuff. I went through my stuff and saw a bunch of things I probably cannot sell. Also I am looking at the stuff that does, I am short on … Continue reading →

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Intellectually Challenging Day At Work

Posted on December 8, 2015 by larry

Today I didn’t mind staying at work a little longer than usual. I was helping troubleshoot an issue with a proxy server.  It was cool digging into wireshark and reading some deep deep stuff. Slowly got our decorations up.   … Continue reading →

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Soldered Cap on NRF radio

Posted on December 7, 2015 by larry

    After prematurely claiming victory, I am reluctant to say that this is the final fix, but it is pretty stable.     There seems to be 3 things needed fixing in order for me to reach this point, … Continue reading →

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Frustrating NRF24L01 radio

Posted on December 6, 2015 by larry

Not sure why I am having so much trouble with this NRF radio. I am going to try another one, maybe it is just a bad unit. The one connected to the raspberry pi is solid.  If I still keep … Continue reading →

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