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Forum Index : Microcontroller and PC projects : PicoMiteHDMIUSB motherboard reference design

   Page 12 of 16    
Posted: 12:31am
22 Mar 2025
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lizby
Guru

I'm surprised that Global Standard Direct is so much. For me, for shipping to the U.S. and Canada, it's about $1.70 USD for 5 PCBs up to 100mm x 100mm.
 
Posted: 07:46am
22 Mar 2025
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Mixtel90
Guru


When you buy a pack of 5 100mm x 100mm boards from JLCPCB you get a special cheap shipping rate as well as a reduced cost on the boards.

As soon as the board size goes up or you add more than one item to the order you pay the full shipping cost based on the weight and destination. Populated boards will also cost more to ship due to their bulk. That price may well be correct.
Edited 2025-03-22 17:52 by Mixtel90
 
Posted: 09:11am
22 Mar 2025
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Amnesie
Guru

ManiB

I always use EuroPacket .. sometimes the PCB arrives within one week! Most of the time it is around 1,5 weeks.

Greetings
Daniel
 
Posted: 09:27am
22 Mar 2025
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ManiB
Senior Member

  PilotPirx said  @ManiB
If you order a batch from JLCPCB (5 pieces), I would be interested in a circuit board. Shipping within Germany should not be a problem. Could I buy it from you?


OK, then almost everything is clear, except for one thing: The DRAM chip is currently out of stock (U33 - APS6404L). This means I have to order it from Mouser and solder it on by hand.

I would prefer to wait with the order until this component is also available by JLCPCB so that I don't have to solder it myself.

PilotPirx, what's your situation, could you wait that long?
 
Posted: 09:37am
22 Mar 2025
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ManiB
Senior Member

Oh, and something else would interest me. I have a colleague who has a 3D printer. He could print the housings for me. Does anyone have the necessary printer files?

Or is this a standard housing that I can also order from JLCPCB?
 
Posted: 10:12am
22 Mar 2025
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Bleep
Guru


See here I'm fairly certain you will need to adjust the exit holes, as this was designed for the original Ref. design. I used FreeCad.
Regards Kevin.

hdmiportable.zip
 
Posted: 11:19am
22 Mar 2025
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Mixtel90
Guru


It's a standard enclosure from Hammond. Part number RM2015S (the S means it's the small version). Obviously you need to sort out front and rear panels (plastic ones are supplied or it can accept 1.6mm PCB if you want to get them made in that way). This enclosure is available from most of the larger component distributors and is pretty cheap. It looks very much like a slightly smaller CMM2 case.

You can also find the same, identical case from Multicomp, under the part number MCRM2015S but it costs more!
 
Posted: 11:30am
22 Mar 2025
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twofingers
Guru


  ManiB said  .. I have a colleague who has a 3D printer. He could print the housings for me. Does anyone have the necessary printer files?

Hi Manfred,
I wrote this yesterday:

  Quote  And I converted Peter's DXF to STL using Fusion a long time ago. I don't know if that helps. This worked well for my devices.

PicoMiteHDMIUSB.zip


STL=3D-Printer Files




Regards
Michael
 
Posted: 11:39am
22 Mar 2025
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Mixtel90
Guru


This one is done using the PCB method:

 
Posted: 07:03pm
22 Mar 2025
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ManiB
Senior Member

  Mixtel90 said  It's a standard enclosure from Hammond. Part number RM2015S (the S means it's the small version). Obviously you need to sort out front and rear panels (plastic ones are supplied or it can accept 1.6mm PCB if you want to get them made in that way). This enclosure is available from most of the larger component distributors and is pretty cheap. It looks very much like a slightly smaller CMM2 case.

You can also find the same, identical case from Multicomp, under the part number MCRM2015S but it costs more!


Hi Mixtel90,

thanks i found it here at voelkner.de from 5 pieces: 4,75 €
 
Posted: 07:18pm
22 Mar 2025
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ManiB
Senior Member

  twofingers said  
  ManiB said  .. I have a colleague who has a 3D printer. He could print the housings for me. Does anyone have the necessary printer files?

Hi Manfred,
I wrotethis yesterday:

  Quote  And I converted Peter's DXF to STL using Fusion a long time ago. I don't know if that helps. This worked well for my devices.

PicoMiteHDMIUSB.zip


STL=3D-Printer Files




Regards
Michael


Hi Michael, thanks for your STL files for front and backpanel. I've checked the two files (Körper1.stl and Körper2.stl) and I think Körper2.stl is corrupt.

But I will use the PCB files from Daniel anyway.
 
Posted: 04:17pm
25 Mar 2025
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PhenixRising
Guru

Imported Pete's DXF to Front Panel Designer:





 
Posted: 05:33pm
25 Mar 2025
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WhiteWizzard
Guru

For anyone in UK (or further afield if willing to pay extra shipping) I have some units heading my way from JLC.
I already have the PSRAM chips (from Mouser), and also have the cases too.
Front and rear panels also coming in from JLC (hopefully correct hole sizes & spacing!).

Rather than send separate PMs to those of you that showed interest in this module when ordering the DIL module I am letting you know here that I will have units fully assembled and housed early next week.

Simply drop me a PM if you want to reserve one.

Estimate £48 for PCB with PSRAM, housed in enclosure, with front and rear panels in black. Shipping INCLUDED but yet to be worked out exactly (will just pass on the cost like I did for the DIL modules, so the price may go up or down a small bit).

Any questions then do reach out!!
Edited 2025-03-26 03:35 by WhiteWizzard
 
Posted: 07:33pm
25 Mar 2025
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ManiB
Senior Member

  PhenixRising said  Imported Pete's DXF to Front Panel Designer:
...


Hey PhenixRising, I'd be interested to know which tool you used. I couldn't find anything at https://jlcpcb.com.

@Daniel: I uploaded your Gerber files to https://jlcpcb.com and with the Gerber viewer in 3D mode I couldn't really see that there were cut-outs. Is that ok?



Is the board outline layer responsible for the cut-outs? If so, then it could be OK and ‘only’ a display problem in the Gerber viewer - but I have no experience.


Edited 2025-03-26 05:43 by ManiB
 
Posted: 08:06pm
31 Mar 2025
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WhiteWizzard
Guru

  ManiB said  Is the board outline layer responsible for the cut-outs?


I can confirm all is good with the Gerber file, and you will get the panels cut out with all the holes!

Mine arrived earlier today and everything fits nicely into the recommended enclosure as can be seen below.

Anyone in UK wanting Peter’s latest HDMI/USB ‘Reference Design’ (with I2S audio) then I am selling completed units (cased, with panels, PSRAM installed) for £45; this includes UK Special-Delivery shipping. Simply drop me a PM to reserve one (first come, first served; but I do have quite a few!!).

(Photo shows without PSRAM - I am just about to solder some units).
Not sure why photo’s upside down - obviously these are the Australian model!


 
Posted: 10:24am
01 Apr 2025
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Volhout
Guru

@Wizzard,

They look very nice !!
Brexit prevents me from getting one.
Shipping: more expensive...
Import taxes (like Trump: 25% over product AND shipping)
Administration cost (last time 18 euro.. f*ck).

That doubles the price.
You must be desperate to trade with UK in these days..
No joke anymore...

Volhout
 
Posted: 01:09pm
01 Apr 2025
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PilotPirx
Senior Member


  ManiB said  
  PilotPirx said  @ManiB
If you order a batch from JLCPCB (5 pieces), I would be interested in a circuit board. Shipping within Germany should not be a problem. Could I buy it from you?


OK, then almost everything is clear, except for one thing: The DRAM chip is currently out of stock (U33 - APS6404L). This means I have to order it from Mouser and solder it on by hand.

I would prefer to wait with the order until this component is also available by JLCPCB so that I don't have to solder it myself.

PilotPirx, what's your situation, could you wait that long?


No problem, i can wait. It is not urgent. Thanks for request. Sorry for the late answer, I must have missed this information. If you need a 3D-Print, i have a 3D-printer too.
 
Posted: 04:29pm
01 Apr 2025
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PhenixRising
Guru

  ManiB said  
  PhenixRising said  Imported Pete's DXF to Front Panel Designer:
...


Hey PhenixRising, I'd be interested to know which tool you used. I couldn't find anything at https://jlcpcb.com.


Sorry, I missed this.

It's a pricey way to go (anodized aluminium)


panels.zip

I have zipped both the dxf and fpd files. Pete had both panels on one dxf and so I had to split them.
 
Posted: 06:11pm
01 Apr 2025
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mclout999
Guru


Is there anyone in the US that is going to make a batch of these new designs?  I would like to git one.
 
Posted: 08:43pm
01 Apr 2025
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ManiB
Senior Member

  WhiteWizzard said  
  ManiB said  Is the board outline layer responsible for the cut-outs?


I can confirm all is good with the Gerber file, and you will get the panels cut out with all the holes!

...


Thank you WhiteWizzard,

I contacted jlcpcb.com and the PSRAM should be available again in a week or two. I'll wait until then so I don't have to re-solder anything myself.
 
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