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Showing content with the highest reputation on 06/04/2018 in all areas

  1. Hi, this microSD will be difficult to solder cause the pin are under the socket, better to choose an other one with pin on side and push-pull... Here an Hirose model with good supply and availability. Mouser : 798-DM3AT-SF-PEJM5 con_hirose.lbr Best Bruno
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  2. A few comments: Do not make boards in a graphics program (e.g. Illustrator). I tried something like this once and it was a big mistake. Your statement that Eagle .brd files is the common standard for manufacturing boards is incorrect. The common standard is Gerber files (a folder's worth of these, one per board layer, plus one for drills, etc.) Board houses directed at hobbyists will sometimes accept .brd files to make things easier for their customers, but all they do internally is open the .brd in Eagle and export Gerbers. KiCad generates Gerbers with no problem. I haven't used those libraries, but I'll mention that I tend to avoid all libraries and make my own components most of the time. (I've done this with Eagle and KiCad, and this is policy where I work too.) For any complex part, you don't want to rely on someone else getting every pin right; at work we have a system of metadata on the parts which has to be updated even if we import a part from another library. In KiCad, the default libraries tend to have hidden power and ground pins, which I really dislike--they get automatically connected to the "right" nets, which can easily be the wrong nets.
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  3. @Sauraen As you work with KiCAD, could you tell me if i should use some librairies from here : http://smisioto.no-ip.org/elettronica/kicad/kicad-en.htm or if you have better source. I've made a compilation of all libs shown on this page. Found nice video tut @ JK
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  4. Jumping in headfirst! I think I confused KiCAD with Diptrace, the latter has limits on size/number of pins unless you pay. All PCB software has very steep learning curves. My advice is to start with simple boards first, and if that works out go for larger ones. It's very likely that you will make an error (I know this from experience!) and it could waste some money if these are big PCBs. Some very basic things about design: Scanning in vector objects to use as layers is not recommended. Boards are a complex stack up of copper, mask and silkscreen layers, and holes/milling. When you connect a net in the schematic editor, this creates an "airwire" for you to join in the board editor. This guides you on how to layout the PCB. PCB fabricators accept gerber files, which are the different layers in an vector format, standardised. Few take layout files. I know the gerber generation in EAGLE is pretty good. Start small, dream big!
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