Finepitch SMDs, FR4 and 36°

Michi and I discussed whether it is possible to mill finepitch-SMD footprints (as used with LQFP64 packages) with the CNC… Michi had already tried and told me that he “only saw stripes of FR4”. So I put in a 36° engraving bit and here’s how it turned out. (Remember this is just a proof of concept, it doesn’t look quite “usable”…)

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RFM23-S1 – 868MHz pure fun

(Click for larger image) Saturday evening, I ordered 3 RFM23-S1 (868MHz) RF Modules from ORTAMEX(.de). They arrived today (tuesday) which is totally awesome. For their price of about 5€, these modules have a scary amount of features. I am really looking forward to working with these modules but due to a acute lack of ideas this could still take some time…

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I love milling… ;)

I know that I haven’t posted much lately, but time goes by and code grows larger… I set the Com-library-project aside for sometime to develop this little control circuit using the AtTiny44V. It is supposed to open and close our toilet window (for” why” and “wtf” please contact my dad…). I milled the PCB but see four yourself.: ADVERTISING…

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Reflowprofile Designer

The firmware is almost finished now so, to give it the last touch, I need the matching PC-Software. Because there is no draw-your-profile-on-the-screen-widget for wxWidgets (and I’m obviously too stupid to compile & install some graphing library), I designed one on my own… So. The designer will ‘kinda’ look like this: Click me…

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