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Half size UNO R3 Shield

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Yes, it shows but only can be rotated.


Half size UNO R3 Shield

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Thank, Peter
I just want to know how to do it in an easy way. It seems this basic function is difficult in fritzing.
I might not do a shape on the right hand side like UNO .

Somsak

Half size UNO R3 Shield

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Most EDAs have a simple stick drawing package included, but because of FZ's complex breadboard view it can't be done internally easily so it has to use a complex external svg vector drawing program. If you know how to vector draw it's a snap, but if you don't, and don't want to spend many hours figuring it out, Peter said he will make you one. Just follow his instructions in his post.

Request - generic SOIC-20/SN74CBT3244

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Assuming all you want is the pcb footprint here is a generic 20 pin IC with the footprint modified to be soic20. If you actually want breadboard and schematic views as well that can be done but isn't here. You should also print out and check the footprint against a real part before ordering boards.

soic20.fzpz (8.2 KB)

Peter

How to define all elements which are connected to particular element?

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I have malfunction of PCB which was designed in Fritzing
http://file.lasersaur.com/driveboard/DriveBoard-v14.03.zip

Problem is that voltage on 5V pin of BeagleBone is 4V.

I want to define all elements that are electrically connected with such pin.

How can I leave on schematic only that elements (e.g. which are connected with Wire78504) ?

How to define all elements which are connected to particular element?

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Don't know if this is what you mean, but if you click on the 5V connection on the BB all connections and BP turn yellow.

How to define all elements which are connected to particular element?

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What version of fritzing are you using (and what platform)? When I load your fzz on .9.3.b (the latest version) it complains about an old file format and doesn't convert all that well.

edit: looking at the gerbers (which are the only readable part for me) it looks like your beagle bone connection is incorrect. Your 5V wires appear to be connecting to the 3.3V pins on the I/O connector which won't be correct, there doesn't appear to be a connection to the 5V pins (although you may have a different beaglebone than the current one as well).

Peter

How to define all elements which are connected to particular element?

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You have to open it as read only or the SCH goes crazy. There are some unconventional practices in SCH, like traces on traces rather than joining at junctions/bendpoints, and headers used as vias, but I suppose it should still work.

Can he cut that trace and put a jumper across.


Help sdcard recovery with arduino (I can see my files)

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Hello, I have a dead micro SDHC card from my phone.

The card dimply died one day in my phone, it is no longer listed. On PC the same thing - card is not listed in device manager etc.

I tried the Cardinfo and was able to get file list!

But how to recover the files?
I read the site http://tech.tiefpunkt.com/2013/08/sd-card-recovery-using-an-arduino/
I downloaded the https://github.com/tiefpunkt/arduino_sd_recovery

But I do not understand how to use it. If I try to upload the sd_recovery_files.ino to arduino, I I get one line of text "done!"

The sdrecovery (sd_recovery_files.ino) was not even uploading on arduino IDE 1.8.0, only on 1.8.5 it uploads without errors.

Help sdcard recovery with arduino (I can see my files)

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I downloaded RealTerm and can log the arduino output to file.
I downloaded the python for windows x68 and when I open the parse_files.py I get error:

How do I suppose to use this python thing?

Help sdcard recovery with arduino (I can see my files)

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Whenever I have accidentally damaged/formated a file system I have used photorec to recover them.

Help sdcard recovery with arduino (I can see my files)

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My card is not detected by PC itself, I cant use any PC software to recover.

Help sdcard recovery with arduino (I can see my files)

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The current problem making arduino spit the data to serial.

sd_recovery_files.ino makes it print text "done!" nothing else happens .

Do I need to change the 10 to 4 here? In cardinfo example:
"(const int chipSelect = 4;)" Such like is missing from sd_recovery_files.ino

void setup()
{
Serial.begin(115200);
pinMode(10, OUTPUT);

SD.begin(10);

root = SD.open("/");
readDirectory(root, "");

Serial.println("done!");
}

Help sdcard recovery with arduino (I can see my files)

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It should not matter if your pc sees the card or not. Photorec does not use the partition table at all. It sees raw bits and guesses what type of file it is. I assume you are a windows user and with Windows it hides partitions from you even if Windows can actually see them. You can see this easily if you try and partition an extrernal drive with more than one partition, windows will hid all but the first partition. I say this because I believe photorec should still be able to recover the files even if windows does not admit it sees the drive. I am a linux user and we can see all drives/partitions regardless of their flagged state so I could be wrong on it still seeing it. If it doesn't see it I would then download the Gparted live cd and put it on a bootable drive and try using the tools it includes to recover the sdcard.

Help sdcard recovery with arduino (I can see my files)

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I tried Active@ Partition Recovery and it does not see the card.


Half size UNO R3 Shield

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If you do not need the shape on the side you can use the default PCB and just resize it. To add the holes and silk screen to match the Arduino you drag out the appropriate Arduino on to the PCB. You really do not need the custom Arduino PCB unless you want that specific shape.

Help sdcard recovery with arduino (I can see my files)

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You have likely been bitten by a python2 to python3 feature. In python3 (which you likely have) you need print ("Name: " + name) same with the one below it (which it will complain about next) and any other print statements. I'd try downloading photorec and trying it. It is available for Windows and as Sublimeartistry said it ignores the file system which may or may not be what your problem is, it may be corrupted enough that the USB card readers can't read it either in which case the arduino would be your only hope.

Peter

Toshiba TLP185 pcb footprint

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I want to use a Toshiba TLP185 opto coupler but I am having trouble finding a generic pcb footprint for this. The data sheet says it is a SO6 size SMD package but I cannot seem to find an svg to suit.
I started drawing my own in Inkscape but quickly found this was not as easy as I thought it was. Steep learning curve for me.
Is there an easier way to do this or has someone already done one?

Toshiba TLP185 pcb footprint

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Parts are all over the place so you need to do a Google search for the Fritzing part, and if there isn't one you need to link a datasheet with the footprint.

There is a SO08 part in FZ, maybe it just needs some pads removed.

How to define all elements which are connected to particular element?

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Got it, thanks
I even made a video

But inconvenience is that I can't change color or layers or color of highlighting. If I debug copper top layer (yellow color by default) and highlighting is also yellow color by default - there is a big mess :slight_smile:
Do you know how to change colors ?

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