Help With Downgrading

I have a version 2.82 psp with the TA-082 motherboard what would be the best way for me to run emulators and so on my psp.

ps. i would preferablylike to downgrade to version 1.5 if possible .

thanks

I dont think you can. You should wait for someone more experienced to verify though.

thanx a lot guys

Is dark alex the only one who can make downgrades?

sry dubble post on psp

well i am going to be the second to make a downgrade and like i said im on my psp i didnt mean to double post

wat programs should i learn to make my own game then?