With PSPcw you can write a documents on a PSP itself and save it on the memory stick.
Changes:
– Cpu will be putted on 111 mhz.
– PSPcw read a file for write your document on the root that you want.
-Now, you can erase a character 🙂
http://forums.qj.net/f-psp-development-forum-11/t-release-pspcw-public-beta-2-126172.html