[therain] has added a MIDI port to his Nintendo DS. It’s just a two wire connection so it’s pretty easy if you’ve got an extra cart laying around. As a demo, he wrote a program that uses the touchpad ...

we’re going to try this out to confirm, but the folks at lik-sang cracked up their nintendo ds and it seems that you can chop off the two nubs on a gameboy sp battery and use them in the ds, which is ...