IDE-GBAMP Hack Adds a Big Hard Drive to Your DS

Posted Sep 9, 2006 at 10:05PM by QJ Staff Listed in: Nintendo DS Tags: Datel, GBAMP, natrium42
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natrium42's IDE-GBAMP HDD Hack


There's Datel's 4GB hard drive and media player that slots into the DS GBA port. But apparently someone wants more storage space hooked up to his DS. Like about ten times as much - 40GB worth. Imagine how many full-length DVD rips or lossless MP3s will fit in that baby.

One of natrium42's latest hardware projects involves hacking a laptop hard drive to the DS through a GBAMP cartridge. The result is definitely unwieldy and does nothing for portability, but it is a demonstration of how a traditional PC storage device could communicate with the DS through the GBA port. The idea for this came from the realization that CompactFlash cards use the same IDE interface as standard hard drives, and thus each IDE pin could be connected to its corresponding CF pin.

But this hack isn't as straightforward as connecting the IDE-CF dots; natrium42 points out that the DS only pumps about 3.3 volts to the GBA slot, and that an external 5V power source was required. So natrium42 added an 11.1V LiPo (lithium-ion polymer) battery and a 5V DC-DC converter to provide the needed juice to the HDD. Both the battery and the converter are available at a local R/C aircraft shop.

IDE-GBAMP HDD Hack: Required materials - Image 1 IDE-GBAMP HDD Hack: Required materials - Image 2 


Other required materials include the GBAMP card, a laptop/notebook HDD, a 2.5" USB hard drive enclosure, and an 80-wire IDE "ribbon" cable. Plus a good soldering kit, some fast-drying epoxy glue, a good pair of needlenose pliers (really needle-nosed, you'll be using this on the GBA's contact pins), and a hobby knife.

What natrium42 did was to solder a connection between the GBAMP's CF reader and the IDE hard drive connector (which is desoldered from the USB hard drive enclosure, as seen below). The GBAMP is disassembled, and each individual wire of the IDE ribbon cable is soldered to each CF pin. The GBAMP is reassembled (with a slot cut into the bottom for the IDE ribbon to feed through), and then the other end of each wire is soldered to its coresponding IDE pin.

IDE-GBAMP HDD Hack: Soldering the connector - Image 1 IDE-GBAMP HDD Hack: Soldering the connector - Image 2 IDE-GBAMP HDD Hack: Soldering the connector - Image 3 


The jerry-rigged 5V power source (the LiPo batery and the converter) are plugged into the HDD to provide the needed juice for its operation (check the picture below; the power source is the top row of parts). The USB hard drive casing is recycled as the casing for the laptop HDD to protect the sensitives and keep everything in place.

IDE-GBAMP HDD Hack: Connecting the power source


There. 40GB of storage space to play on the DS whatever mega-media there is on the HDD. Of course it's still unwieldy - one comment on his site suggested using the new generation of thumb-sized hard disk drives. If you want to make your own, you can check his site out at the source link, but be warned that this is do-at-your-own-risk stuff that's not for the faint of heart.

Via natrium42\'s Weblog

 
 
 

Comments [refresh]

by Bonedwarf - 2006-09-09 20:49
» *sigh*

Well done! You've just made your DS totally unportable! Not to mention you've made an utterly pointless mod.



It'd be nice if these hacker types, instead of thinking "Could I?" started thinking "Should I?" and then actually invest their time in producing something useful. (DS ram expansion = Good idea.)

by VgSlag - 2006-09-09 21:24
»

"lossless MP3s" ?!

by iball - 2006-09-09 21:25
» Neat hack

The point of this hack was more of a proof-of-concept.

Show me a Sony PSP with a 40GB memorystick that can be fully utilized within the XMB?

That's right, you can't.

It's just showing that the GBAMP uses a regular interface like any other drive. I'm sure if more effort were put into it then the whole thing could be placed into a DS Lite-sized case and mounted on the bottom. A little more bulky but more portable.

by RuneEdge - 2006-09-09 22:31
»

Like iball said, this is a proof of concept. Who knows where this could lead. Maybe we might eventually be about to store your files in an iPod or something and connect that to the NDS.

Now THAT would be portable.

by Resso - 2006-09-10 04:03
» This is useful as a proof of concept but...

OMG It's iball teh noob eaterz! ruuunnnn

by Bonedwarf - 2006-09-10 10:24
» Bogus analogy alert

Comparing a big freakin' hard drive to a memory stick is retarded.

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