I, as well, discovered many codes in this list that don't work for PPSSPP yet work perfectly fine for PSP when using the CWCheat plug-in.
We encourage you to check this page from time to time for system software updates and to always maintain your system to use the latest version of the system software.
An update to the PSP® system software was released on January 15th, 2015.
Open up your cwcheat folder, you should see a INSTALL_371 folder. Turn off your psp completely ( Hold the power button).
There are two ways to download the Updating with the PC[/i] 1.
CWCheat is basically something like a Gameshark for your Playstation Portable (PSP). After you should see a whole bunch folders and files. Now I’m going to split this guide if u have different firmwares. If you have a different firmware continue on the guide.
The main difference is that to be able to use it, you will need to have some knowledge on “hacking” your PSP.
[ ] Added 0x C1 code type (call function with arguments) to PSPAR extended engine.
[ ] Added 0x C2 code type (run code from cheat list) to PSPAR extended engine.
[ ] Added 0x C5 code type (counter) to PSPAR extended engine.
Downloading and installing the PSP® (Play Station®Portable) system software update will update your PSP® system's operating system to include the latest security patches, settings, features and other items.
X kernel support, featuring on-screen dialogs to connect and manage requests for user input.