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A project log for CM3 Board + Backend-Library + Bee Hive Monitor

An open solution enabling everone to build and maintain a IoT enabled sensor network. BeeStalker is the reference for you project!

johannwilhelmjohann.wilhelm 03/05/2017 at 21:200 Comments

Well it took me some time, but now Raspbian boots... I want to use TinyCore for obvious reasons (§%$§%$§%%§$%§$% systemd and stuff!) but this seems to need some more reading...

Btw, some minor bugs are in this design...

The feedback for the 1.8V and 3.3V regulators need to be xchanged and D1 and D0 pins on the SD-Card as well... 1 ferrite bead got shorted (I should trust the DRC results!)... and that's it (for now)

The power board will also get some changes.

There's 1 footprint error, but this is a doable rework thing. When I tested the charger-part of the power-board I found that I really need to add a buck-converter... 5V max on a hollow-plug is no good idea... so an ADP2301 will find its way on the board in the next rev...

All in all no really big problems so far... now the RTC, the LEDs and the USB hub needs to be tested :)

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