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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Dreams

I have been thinking about an 6DOF-sensor for a long time, and I was planning to use ADIS16100 single-axis gyros from Analog Devices for about 50€ each; which is not exactly “cheap” if you need 3 of them. But lately I found a dual axis gyro by ST at SparkFun; for about $7!! The downturn were the (with about $20) quite high shipping fees to germany. But I found a SparkFun-partner in germany: Elektronikladen sells all SparkFun-products in germany! (Click for bigger version) Packet’s contents… 3 LPY530AR and 3 LPR530AR (and a Catalogue) SparkFun and Elektronikladen LPY530AR – YES That may pose a little problem, but I think i’m up to it (see here) These are the parts a 6DOF-dream consists of: LPY530AR, LPR530AR and MMA7260 I made an Eagle-Lib for the LPY530 LPR530-gyros… DOWNLOAD. Be cautious, I HAVEN’T TESTED

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