Category Archives: Technical

Making Graphs Look Good

Posted on November 25, 2019 by larry

Spent a good chunk of the evening setting up an RRD graph for my BLE Sentry project. It is starting to come together. I know can view different time lines.

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Our Honda CRV

Posted on November 24, 2019 by larry

Liking the car We got the car yesterday and took possesion late at night, too dark for any picutures. Here it is today. Purchased some accessories, like USB cables, a cover, but the most pricey was the floor mats. They … Continue reading →

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iTag Tracker on Pi0

Posted on November 19, 2019 by larry

It works, and it works well. I got it sensing itag info and recording it to a graph via RRD. I don’t have a complete Bill of Materials but so far it is about $40 and that includes power supply, … Continue reading →

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Scanning Kind of Works

Posted on November 17, 2019 by larry

Here is a screen shot of the chart It works but I have to add the rrd data as a batch file. I am pretty sure I can figure out how to add it via python instead of some weird … Continue reading →

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Data Into Information

Posted on November 16, 2019 by larry

Saw I am collecting all this raw bluetooth data, but it is hard to figure out what is going on by just looking at the lines. I need a graph to make sense of things. Looking at converting csv data … Continue reading →

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Processing iTag Data

Posted on November 14, 2019 by larry

Data collection totally works, and in a manner I like. Each device writes to a file with a power and time stamp. Now I need to graph the results are at least parse the info some how to show when … Continue reading →

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BLE Scan Working

Posted on November 13, 2019 by larry

Got the BLE scanner working. Have it on the a dev/prod system. Also found a way for a clean headless install on a Raspberry Pi Zero.

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Amazing Seahawks Football Game

Posted on November 11, 2019 by larry

Wow, this is the first time a saw a Seahawks game go all the way down to the Overtime wire. Five periods of football, and the Seahawks winning fieldgoal in OT came as time expired. I had a headache prior … Continue reading →

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Got the BLE working

Posted on November 7, 2019 by larry

I think I got the BLE scanning to a point where it works. Using a frankenstein of BASH and Python. But looking good and I should get something done in a week or two.

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Pi Platform for BLE

Posted on November 4, 2019 by larry

I got my pi setup for the bluetooth scanning tool. Finally got a dedicated platform to test for bluetooth devices.

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