Hacking Multiple DS question

[Cycycy]

If I used the DSTwo on a DSlite, and later want to use it on a 3ds will I have to change anything? Or will the card still work after being in the DSlite already?

 

[EyeZ]

If I used the DSTwo on a DSlite, and later want to use it on a 3ds will I have to change anything? Or will the card still work after being in the DSlite already?

You won't have to change anything, as long as your DSTWO works on the 3DS's firmware.