Category Archives: Raspberry Pi

Raspberry Pi Relay

Posted on January 27, 2016 by larry

Nearly four years ago (short by a month) I got an arduino to locally turn a relay on and off for a power strip. http://www.apolonio.com/blog/?p=1890 I have revisited that project again using a Raspberry Pi 2. It required a lot … Continue reading →

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

Exhibit Box 2016

Posted on January 24, 2016 by larry

Here is the new box I have for 2016 exhibits.  Hopefully there will be many exhibits this year. Still a lot more to work on but it looks pretty good.  I am happy with it so far. From left to … Continue reading →

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

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 →

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

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 →

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

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 →

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

It was Power

Posted on December 5, 2015 by larry

So yesterday I struggled to get the NRF23L01 running, I finally figured it out, it was power. Seems like a lot of my issues have to do with power.  I think I am going to build myself a circuit that … Continue reading →

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

2000th Post

Posted on December 3, 2015 by larry

Cool, today marks my 2000th post on this blog.  That is amazing. I got the NRF24L01+ working on a Raspberry Pi 2.  Finally. I guess if I put my mind to it I could have had it done sooner. I … Continue reading →

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

Internet of Things XMas Devices

Posted on December 1, 2015 by larry

Here it is, hardware all done This year it is powered by two devices, a Raspberry Pi on a Red Board and an Arduino on a black board. The Raspberry Pi will drive these three message boards, a naughty and … Continue reading →

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

Huge Adventure Installing Stuff

Posted on November 30, 2015 by larry

So I came accross a web site https://software.intel.com/en-us/iot/hardware/sensors/tm1637-7-segment-display And it sent me down a new rabbit hole installing upm, mraa, and an updated copy of cmake. Feels like old times again when I had to install rpm without yum and … Continue reading →

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

Switching Gears On IoT Xmas

Posted on November 29, 2015 by larry

I have been pushed back on the Arduino IoT Xmas decoration. I have put everything on a Raspberry Pi now. I am more familiar with it so it should be faster to develop.

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