Category Archives: Raspberry Pi

Got New Tags And Nodes Up

They are in production. Got my Adafruit order in and now I am able to get another node up. Also a student expressed interest in coding, going to see what I can do for her. Lot of things happened today, … Continue reading

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Stand alone working BLE Sentry Working

I was able to get a standalong BLE Sentry working acting as an AP using hostapd and the USB0 interface. The magic that made the networking work was having nohook wpa_supplicant in /etc/dhcpcd.conf Another thing was switching from isc-dhcp to … Continue reading

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Getting Optional Settings Working

Spent a huge chunk of the day getting the additional functions needed in my blesentry project working. Hardware Clock Services DHCP Local USB Access Still need DNS (maybe)

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Another BLE Power Test

Tried another time test to see how long the Pi would stay up This time it was a small small one 2200 mah It lasted 8 1/2 hours, but then I realized a process was not running so it probably … Continue reading

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BLE Kit

Got my Bluetooth Low Energy Kit setup. Need more Raspberry Pi zeros though, then it will be complete. Also dog is kind of weird, took him to vet today, and she said he may have an injured back. So crating … Continue reading

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Documented Raspberry Pi and CentOS Builds

I finally got documentation that works on installing my project on a Pi. Working on Linux for years, so it was pretty easy. Documentation is rough, and needs some refining but it is good enough at this stage. Building CentOS … Continue reading

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Making Graphs Look Good

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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iTag Tracker on Pi0

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

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

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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