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SD card pinout

New MessageSD card pinout (modified 0 times) Mouser
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So I just got a juicebox and tried to hook up a card in there without the kit...

My first mistake was thinking that the RDY pin was the CS which it wasen't. So since I couldn't find any information on exactly how to hook this thing up I figured I would post it on here so others could get started.

Pin 4 on the connector is the CS pin
Pin 12 is SO
Pin 16 is SCLK
Pin 18 is SI

The RDY pin doesn't seem to have any effect because we were able to read SD cards without it.

Now on to bigger things...

06-04-2005 22:14:21

New MessageRE:SD card pinout (modified 0 times) tjh1
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Does this mean you still need to buy a mp3 card in order to connect?
06-05-2005 12:29:04

New MessageRE:SD card pinout (modified 0 times) tjh1
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My mistake, a little out of it :/.

Any chance you could post an image though? Thanks.

06-05-2005 12:58:51

New MessageRE:SD card pinout (modified 1 times) octel
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http://img218.echo.cx/my.php?image=img05688ns.jpg

Left = MP3 Kit Adapter
Right = a random juicebox cart full of music videos

http://img218.echo.cx/my.php?image=img05644xi.jpg
http://img218.echo.cx/my.php?image=img05639tq.jpg

Edit: I can post images of any parts on request.

06-05-2005 14:02:01

New MessageRE:SD card pinout (modified 0 times) Mouser
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The pinout refers to the white connector on the motherboard. to play mp3's simply copy songs to an sd card and put it in a socket soldered to the motherboard with the pinout provided.
06-06-2005 15:31:52

New MessageRE:SD card pinout (modified 0 times) evilmrdoo
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could you post a pic of your adapter? I want to make my own etc. so it would be nice to have a pic.
06-06-2005 23:32:33

New MessageRE:SD card pinout (modified 0 times) hexmonkey
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could you post a pic of your adapter? I want to make my own etc. so it would be nice to have a pic.

You mean like the pictures he mentioned two posts above yours?

06-07-2005 18:00:37

New MessageRE:SD card pinout (modified 0 times) evilmrdoo
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yeah, like a picture of the finished product with an sd card soldered in place and as detailed instructions as I could get would be awesome. Thanks
06-08-2005 00:30:02

New MessageRE:SD card pinout (modified 1 times) tjh1
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I figured it out after reading this: http://www.elinux.org/wiki/MMC?action=AttachFile&do=get&target=mmc_spec.pdf on page 3-1

One question though, when you were numbering the pins which side are you starting with? which is pin 1?

06-08-2005 15:29:03

New MessageRE:SD card pinout (modified 0 times) octel
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Bump for clarification request.

Mouser:
I looked at my MP3 adapter kit and my pinout seems different than yours (maybe I did it wrong?)
Did you actually get this working successfully? Which side are the JuiceBox pins numbered from? Where do you connect VSS and VDD?

Please provide some sort of very basic tutorial or at least a better explanation so everyone here can build their own.

Thanks :)

06-12-2005 14:10:18

New MessageRE:SD card pinout (modified 0 times) octel
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hexmonkey, please note who posted those images (me, not Mouser).
I was merely posting a picture of the COMMERCIAL MP3 kit, not any homemade one!
06-12-2005 16:05:21

New MessageRE:SD card pinout (modified 0 times) Mouser
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ok seems like your asking the same questions I was thinking while doing this.
The pinout of the juice box connector can be found at:
http://www.elinux.org/wiki/JuiceBoxConnector

The pinout of the MMC Card can be found in this pdf:
http://www.kingmaxdigi.com/product/MMC.pdf

And here is a bad drawing of pins 1-22 and the connections I made to the sd cad.
http://img298.echo.cx/my.php?image=jbsd6tt.jpg

note you must ground both pins 3&6 of the sd card

06-14-2005 16:49:37

New MessageRE:SD card pinout (modified 0 times) octel
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Thanks for clearning that up, Mouser :)

I'm going to update the elinux.org juicebox wiki to clarify the pin numbering

06-14-2005 17:06:10

New MessageRE:SD card pinout (modified 0 times) octel
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Mouser, your diagram differs from the pinout you posted. The DI and DO pins are switched...Which one is correct?

Also, is this correct?
http://img210.echo.cx/my.php?image=mmcsdpinout5mu.jpg

06-14-2005 20:56:35

New MessageRE:SD card pinout (modified 0 times) Mouser
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It looks exactly like what I have hooked up and working!
06-14-2005 21:44:36

New MessageRE:SD card pinout (modified 0 times) Mouser
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http://img210.echo.cx/img210/3206/juceboxsd6bz.th.jpg
06-14-2005 21:58:38

New MessageRE:SD card pinout (modified 0 times) zbarnes
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Hey, thanks for the good pictures. Where did you get that holder for the sd card?
06-14-2005 23:14:47

New MessageRE:SD card pinout (modified 0 times) octel
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it works!
http://img132.echo.cx/img132/5013/img05949af.jpg
06-15-2005 01:23:00

New MessageRE:SD card pinout (modified 0 times) octel
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You don't even need to go buy an SD/MMC socket. Just use an old floppy connector!

http://img150.echo.cx/my.php?image=img05973ug.jpg

I cut this one down with a dremel.

06-16-2005 00:44:37

New MessageRE:SD card pinout (modified 0 times) Tom61
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Cool mod octel. Alot easier to get ahold of an old-school floppy connector than a SD card holder.

Mouser, do you have the JB up and running with your own ROM image? I noticed it looked like you had soldered on the JTAG header in your picture.

I stumbled onto another site showing the result of the SD card mod:
http://www.bigmech.com.nyud.net:8090/misc/juiceboxhack/juiceboxhack.html

I'm noticing that all the homebrew SD card adapters so far do not have the extra components found in the official ones, any troubles with the homebrew ones so far?

06-16-2005 14:59:58

New MessageRE:SD card pinout (modified 0 times) prpplague
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actually its cheaper and easier to use something like these:

http://tinyurl.com/bsky8
http://tinyurl.com/9r4cg
http://tinyurl.com/a8nrx

i've made sd/mmc adapters for the jb from all three. they fit perfect into the cart slot, with the last one working the best. add a small switch to switch power between the jb interface and the usb interface, and you can use it as a usb thumbdrive as well.


thanks

06-17-2005 06:18:00

New MessageRE:SD card pinout (modified 0 times) angel
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Can you write a HOWTO for this?
angel
06-17-2005 15:54:29

New MessageRE:SD card pinout (modified 0 times) YouBecha
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"i've made sd/mmc adapters for the jb from all three...add a small switch to switch power between the jb interface and the usb interface, and you can use it as a usb thumbdrive as well."

For some reason this doesn't make sense to me...You still have to add a bunch of wires to interface with the SD card. and have some way for this adapter to plug into the JB.

Unless there is a GIANT step that you are leaving out.

Now I can see how you can use that thumbdrive, CUT OUT all the usb parts, and hard wire the thumbdrive to the JB, then glue the TD into the JB to get a nice clean if not secure port.

My bigger question is how they got the custom boot screen in one of those previous links.

An additional question. Since folks have been able to figure out how to wire up the SD...have they reverse engineered the video cards to get a video system going?...I didn't look that closely at the card but it seemed to just have a memory chip on it...which means the player is in the JB...which means there should be a way to play video.


But I am in the early stages of this thing myself.


http://www.geocities.com/mr_bubba_zanetti/
06-18-2005 10:55:33

New MessageRE:SD card pinout (modified 1 times) YouBecha
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...darn double post
06-18-2005 13:45:03

New MessageRE:SD card pinout (modified 1 times) Tom61
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>My bigger question is how they got the custom boot screen in one of those previous links.

If you mean the pics above, I don't think those are custom boot screens, only the picture viewer app showing pics.

>An additional question. Since folks have been able to figure out how to wire up the SD...have they reverse engineered the video cards to get a video system going?...I didn't look that closely at the card but it seemed to just have a memory chip on it...which means the player is in the JB...which means there should be a way to play video.

Compare the pinout of the SPI interface and a JB video cart, you'll find that they aren't the same. I started a thread about the pinouts not being the same on this forum. Video carts use a register interface, according to prplauge in that thread, and is put into video player/register mode by connecting GPIO pins.

06-18-2005 14:41:08

New MessageRE:SD card pinout (modified 0 times) AlphA
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"Can you write a HOWTO for this?"
I will be modding my friends JB soon. While I'm at it, I'll take a few pictures and make a step-by-step howto. I'll post it here when I'm finished. May be a few days until I do, though.
http://www.bigmech.com
http://www.bigmech.com.nyud.net:8090/misc/juiceboxhack/juiceboxhack.html
06-18-2005 18:13:26

New MessageRE:SD card pinout (modified 1 times) YouBecha
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http://img210.echo.cx/my.php?image=juceboxsd6bz.jpg

That screen..."Mouser's Juice Box"

That is not the standard display.


And since Mouser posted it...well?

06-18-2005 22:49:06

New MessageRE:SD card pinout (modified 0 times) kazymyr
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Well what? Just make a jpeg file saying "Mouser's Juicebox", export it to a SD card with the software from the MP3 kit, and put it in the juicebox. You'll have the same thing. Where did you get the idea it was a boot screen?
06-18-2005 23:22:36

New MessageRE:SD card pinout (modified 0 times) mdbenton
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Where can one find SD card sockets, cheap? I don't want to have to spend 10 bucks per socket by buying an SD card reader just to get the socket.
06-23-2005 17:46:00

New MessageRE:SD card pinout (modified 0 times) GWIZAH
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I think the reason he was questioning it is the fact that the DISPLAY itself is *NOT* the default JB display.

How did he wire up another display?

06-23-2005 19:01:14

New MessageRE:SD card pinout (modified 0 times) mdbenton
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Did find this supplier of SD sockets after some googling, $3.95 each.

http://www.sparkfun.com/shop/index.php?shop=1&cart=296537&cat=1&itemid=330&

Or, for $9.95:

http://www.sparkfun.com/shop/index.php?shop=1&cart=296537&cat=1&itemid=331&

06-23-2005 19:49:42

New MessageRE:SD card pinout (modified 0 times) forceflow2
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How is that not the standard JB display? It's the same one I have in mine...
06-23-2005 20:52:32

New MessageRE:SD card pinout (modified 1 times) Tom61
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That's the same display I have in my Red one, except Mouser's is no longer in the holder for the LCD with screw mounts. Err, now mines without the mount as well, as the holder is a pain to get back on.

mdbenton: there's always this option: http://img150.echo.cx/my.php?image=img05973ug.jpg If you don't have any old floppy cables laying around, try mom & pop computer stores, they shouldn't charge more than a couple of bucks. Heck, they might even give you one.

06-23-2005 23:42:11

New MessageRE:SD card pinout (modified 0 times) mdbenton
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Ended up ordering a few parts from Mouser electronics, Alps brand connectors. These are the cheapest I could find.

Part # 688-sSCDA1A0801 ($1.70 ea) and Part # 688-SCDA1A0700 ($2.30 ea).

Want a finihsed product like the bigmech link:
http://www.bigmech.com.nyud.net:8090/misc/juiceboxhack/juiceboxhack.html

06-24-2005 18:15:02

New MessageRE:SD card pinout (modified 0 times) prpplague
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""i've made sd/mmc adapters for the jb from all three...add a small switch to switch power between the jb interface and the usb interface, and you can use it as a usb thumbdrive as well."

For some reason this doesn't make sense to me...You still have to add a bunch of wires to interface with the SD card. and have some way for this adapter to plug into the JB.

Unless there is a GIANT step that you are leaving out."

i don't know why this is so hard to understand, i've explained it several times on the irc channel and on other posts. the usb->sd/mmc adapter has the socket and plastic needed for a cart. for a basic adapter, simply desolder the usb connector, add the wires you need based on already posted examples, cut the voltage line for the usb part, expoxy in place and your done. for a more complex version, you can add a mux to switch between the usb interface and the jb interface, add a usb cable and your done. if you want to make a removable version, simple use a jb cart, and repeat the process.

07-05-2005 07:34:50

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