I have a white DS Lite (can't find a firmware version anywhere, but I doubt this even applies to the DS Lite), the Mario 25th anniversary DSi XL (FW 1.4.5U), and a red 3DS XL (FW 7.1.0-16U). I just got my flash card in the mail today: It's an R4i RTS 3DS Revolution card with the URL
www.r4ids.cn printed on the label. I'm having trouble finding setup instructions for my particular card. I see guides on here for R4 Gold, but the card I have doesn't match the ones mentioned.
Mine is basically this:
I'm mainly going to use this for playing DS games, but does this card support 3DS roms? Most of the guides/info I've found are for cards older than this one. I would appreciate it if someone could point me in the right direction.