Category Archives: Technical

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 →

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Arduino Side of NRF

Posted on December 4, 2015 by larry

Last night after I posted in my blog, I finished the Arduino Side of my NRF2401 project. I tried to get the radio up first but am having trouble. I got the two buttons using a pulldown resistor, the IR … Continue reading →

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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 →

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Moving on to NodeMCU

Posted on December 2, 2015 by larry

With the price of a NodeMCU hitting about $10, I think I am going to use that as my device of choice when doing wifi projects. I certainly will still use an Arduino, or an ESP8266, but the nodemcu is … Continue reading →

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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 →

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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 →

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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.

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More Progress on XMas Decoration

Posted on November 28, 2015 by larry

I got the IR in and am able to write messages on to the LCD screens. But now I am having stability issues on my ESP8266. Another maker Dave had some recommendations on stabalizing the ESP8266, luckily I have the … Continue reading →

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Huge Progress On IoT Christmas Ornament

Posted on November 27, 2015 by larry

Made a lot of progress today on my Internet of Things Christmas ornament.  I started on the code for the Arduino Uno, but electronically, I am done.   The two 16×2 LCDs, 20×4 LCD, time, ESP8266, and LM1678 are all … Continue reading →

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Power Issues With ESP8266

Posted on November 26, 2015 by larry

I am not sure what I am doing wrong, but I really struggled with my ESP8266 and its connection with the Arduino.  After some troubleshooting I figured out it is probably signal quality on the ESP8266.  I cap’d it and … Continue reading →

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