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Rockbox SD-Card incompatible on Clip Zip

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The Ceej:
Well, I called the store where I bought the card this morning.  Fortunately, even though there's nothing wrong with the card, they're going to let me exchange it for another brand of exactly the same size.  With any luck, RockBox should work with the card I exchange it for.

I'm so grateful for their generosity.  Trying to get RockBox to work with this card (and trying to get the OF to work at all) was getting extremely stressful.

cacat:
Hello dear Rockbox developers,

First, let me congratulate you on the hard work put to Rockbox. It really rocks!

But...latest Rockbox on Fuze v2, tried 2 different brands 16gb cards, both validated by h2testw, both class 10, both formatted with sdcard.org tool, both FREEZING! Using OF they do work.

After reading all posts here and elsewhere, seems that the majority class 10 sdhc cards DO NOT WORK with Rockbox (SanDisk ones seem to work).

So yes, there IS a problem, really.

Unfortunately I quit programming some time ago else I would help out a bit..


All the best,
cacat

Julian67:

--- Quote from: cacat on April 27, 2013, 04:52:31 PM ---....the majority class 10 sdhc cards DO NOT WORK with Rockbox (SanDisk ones seem to work)..

--- End quote ---

I have a Lexar Class 10 32GB microSDHC which has been working fine in my Clip+ since I bought the card in November 2011.  I did previously have trouble with a class 10 card however it was a fake, being in fact a 16GB class 2 labelled and sold as a 32GB Class 10, and with a bogus partition table designed to fool Windows Explorer (and any tool relying on Explorer).  After writing a proper partition table it functioned like the very crappy class 2 card it really is (I got my money back).

My point is that class 10 microSDHC cards were until relatively recently both very expensive and in short supply, which led to them being very widely counterfeited.   Sansa Clips are not being counterfeited, Rockbox is not being counterfeited(!), but microSDHC cards were counterfeited in the millions with some being quality control rejects and others having bogus partition tables.  When a card behaves oddly it's probably the card.

I have various microSD and microSDHC cards from 2GB up to 32GB but several not matching printed capacity or class.  They all work if they have a valid partition table and file system.

If it was possible to rule out all cards bought from auction sites or amazon marketplace vendors I wonder if there would be any problem cards left.

cacat:

--- Quote ---They all work if they have a valid partition table and file system.
--- End quote ---
Well, how can we make sure of this, else than formatiing using sdcard.org software?

Today tried 3rd card, KINGSTON. The first ones were ADATA and TEAM. All of them are reported as legit by the testing software, their real speed is quite good (KINGSTON -> ADATA -> TEAM). I can assure you these are NOT fake. I own dozens of cards and work within IT field for the last 20 years or so, please trust my word.

Original firmware works fine with ALL of them.

PS: They were not bought through eBay, Amazon, etc. but from retail shops.

urbanhusky:
I'm using a Class 10 32GB Transcend one myself and it works like a charm.
My choice to go for a Class 10 was to not wait ages for 32GB to transfer to the device (I'm using a card reader for faster speeds).

Edit: sorry for not being able to help but I wanted to provide information that not all Class 10 32GB cards are problematic.

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