Notices


Showing results 1 to 9 of 9 @ 0.02 seconds. Search: Posts Made By: new299
Forum: Upgrading 2007-08-05, 12:02
Replies: 70
Views: 121,044
Posted By new299
Re: Is there such a thing as a micro SD to RS-MMC adapter?

Ah ok, I guess I got confused with them both being able to fall back in to SPI mode or something.
Forum: Upgrading 2007-08-04, 23:39
Replies: 70
Views: 121,044
Posted By new299
Re: Is there such a thing as a micro SD to RS-MMC adapter?

Didn't work, I get a bunch of CRC errors on dmesg and no cards detected.
Forum: Upgrading 2007-08-04, 23:18
Replies: 70
Views: 121,044
Posted By new299
Re: Is there such a thing as a micro SD to RS-MMC adapter?

Thanks for the info. I've connected 2 MMC cards ( http://linuxjunk.blogspot.com/2007/08/nokia-7700dual-mmcs.html ). And yep, they appear to work ok. Mind these are only 64 and 16mb cards so I guess...
Forum: Upgrading 2007-08-04, 20:57
Replies: 70
Views: 121,044
Posted By new299
Re: Is there such a thing as a micro SD to RS-MMC adapter?

The MMCplus Application note (version 4): http://www.mmca.org/compliance/buy_spec/AN_MMCA050419.pdf says:

"The initialization procedure of MMCplus is equivalent to that of cards by standard...
Forum: Upgrading 2007-08-04, 16:56
Replies: 70
Views: 121,044
Posted By new299
Re: Is there such a thing as a micro SD to RS-MMC adapter?

MMC doesn't have chip select so any mod would only be compatible with SD cards. We'd also need to find an appropriate chip select line. Can this just be a GPIO line? I dunno. We also would need to...
Forum: Upgrading 2007-08-04, 13:18
Replies: 70
Views: 121,044
Posted By new299
Re: Is there such a thing as a micro SD to RS-MMC adapter?

The MMC socket is actually too thin for an SD card. I think I might try replacing it with a SD card socket at some point.



hmm, so the 4GB SD cards are MMC compatible? didn't know that. Might...
Forum: Upgrading 2007-08-03, 11:37
Replies: 0
Views: 1,934
Posted By new299
SPI Interface

Hi,

Does anyone have details for the SPI interface on the n770? I'm wondering is SS2 is exposed somewhere on the PCB and it's possible to add an additional MMC slot using this?
Forum: Upgrading 2007-08-03, 11:16
Replies: 70
Views: 121,044
Posted By new299
Re: Is there such a thing as a micro SD to RS-MMC adapter?

SD is backward compatable with MMC. So a MicroSD to RSMMC converter would work if such a thing existed. I've attached an SD card to my n770 and it works fine.
...
Forum: Newbie 2007-08-03, 01:44
Replies: 22
Views: 7,579
Posted By new299
Re: 770 and miniSD or microSD?

Dunno what you guys are talking about Full size SD card worked fine in my n770 first time I plugged it in ;):

http://linuxjunk.blogspot.com/2007/08/nokia-n770-internally-mounted-sd-card.html
Showing results 1 to 9 of 9



 
Forum Jump

All times are GMT. The time now is 22:09.