PPSSPP Symbian Port

[xsacha]

What about using a BT pad?

You can use a BT pad. If you have an iPega Bluetooth gamepad, you can use the ipega build here: http://www.qtness.com/PPSSPP-0.7.4-ipega.sis

How to make a button R on camera key?

Keybinding will come in a later version.