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• #27
Would it be an option to take first layout and move the pins down to the end of the board ?
Then move labels up the place where pins are right now.
This would give an option to those working with breadboards using 2 of them.
A big one for pins 0-14, and a small one turned by 90 degrees for other pins.
Labels would still be readable on the board this way, and you could use breadboards. -
• #28
Looks like first version it is (sweet, they take less board space too!).
Pins will be aligned on 0.1" grid, and the pins will be further down, on the edge. I'll put silk on both sides marking the pins.
Did you do the math on those co-planar wave guides?
Nope, I cribbed them from the datasheet's layout suggestion ;-)
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• #29
Regarding external SMA antennas
This what Numerus a French lora module manf. uses nice and compact 2.3dbi 14cm high
From Linx Technologies.
https://www.linxtechnologies.com/resources/data-guides/ant-868-cw-hwr.pdf
You can get from digi http://www.digikey.co.uk/product-search/en?keywords=ANT-868-CW-HWR-SMAI believe libelium on their LoRa WASP mote use a "special 4.5 dBi antenna" by the same Manf.
This a pig ugly one multitech use 3.dbi 20 cm high
http://www.multitech.com/models/95217911LF -
• #30
Btw, does the board need to be a special thickness to fit an SMA Antenna connector like this one? http://www.mouser.ch/ProductDetail/Linx-Technologies/CONREVSMA003062/?qs=%2fha2pyFaduhUJeJxqlw%252bFQMy9nIY5kfv6q0bp7H1YbBOF02E3nhrsy%252bjEuxuowqL
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• #31
Yes. It is in the description and the datasheet :)
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• #32
Design has been sent to the board house. Should have it just before xmas :-)
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• #33
yay!
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• #34
Nice - thanks!
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• #35
Cool. Thanks.
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• #36
Good news
Semtech and STMicroelectronics Collaborate to Scale LoRa® Technology to Meet High-Volume Demands of Internet of Things Applications
http://www.st.com/web/en/press/c2790 -
• #37
Wow, that's exciting! Sadly I guess actual chips from ST will still be a year or more off though :(
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• #38
Yes, but .espruino on that bit of silicon would make me a very happy man.
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• #39
Sounds good !!
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• #40
I got the stuff.
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• #41
Awesome! Where's the 'Buy now' button? ;)
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• #42
Working on the product page, will submit it for approval today, and then we wait for Tindie to take their sweet time approving it.
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• #43
They'll be here when Tindie decides to approve it:
https://www.tindie.com/products/DrAzzy/rn2483-breakout-bare-board/
Edit: They're available now!
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• #44
Order placed! Thanks man! You rock!
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• #45
Was that you who just ordered 15 of them? :-) Thanks!
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• #46
Good joob !!! (odered too)
It is possible to know where did you made your pcb ? (i am actually searching for fast pcb manufacturer)Thanks for all
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• #48
Thanks!!
I get my boards made by my dirty connection in the far east (ie dirtypcbs)
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• #49
Already sold out! :D
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• #50
:-( Missed it.
Looks good - my vote would be on the first one to keep it a bit smaller.
What about just putting the silkscreen on the rear of the board? There shouldn't be much on there apart from tracks, and then you can put the pins right near the edges.