PSP Hardware Hack Project
0okm has used an external 32MB Samsung NAND chip to boot firmware, this mod perhaps in the future will allow you to boot up the PSP via external sources - but for now, it's a case of don't try this at home!
1st PSP w/ FW 1.00
2nd PSP w/ FW 1.00 update to 1.500
3rd PSP w/ FW 2.50 Multi Firmware Mod 50% success
external FW 2.50, 2.60
4th PSP w/ FW 1.51 Multi Firmware Mod 100% success
external FW 1.50, 2.50, 2.60
5th PSP w/ FW 2.50 Multi Firmware Mod 50% success
external FW 2.50, 2.60
6th PSP w/ FW 2.01 Multi Firmware Mod 100% success
external FW 1.50, 2.50, 2.60
How-To : PSP Multi Firmware Mod
copy PSP internal NAND Flash
program it to a samsung 32MB NAND Flash
wrapping Nand bus for external Firmware
psp hardware hack
http://0okm.blogspot.com/
PSP Multi Firmware Mod
1st PSP w/ FW 1.00
2nd PSP w/ FW 1.00 update to 1.500
3rd PSP w/ FW 2.50 Multi Firmware Mod 50% success
external FW 2.50, 2.60
4th PSP w/ FW 1.51 Multi Firmware Mod 100% success
external FW 1.50, 2.50, 2.60
5th PSP w/ FW 2.50 Multi Firmware Mod 50% success
external FW 2.50, 2.60
6th PSP w/ FW 2.01 Multi Firmware Mod 100% success
external FW 1.50, 2.50, 2.60
How-To : PSP Multi Firmware Mod
copy PSP internal NAND Flash
program it to a samsung 32MB NAND Flash
wrapping Nand bus for external Firmware
psp hardware hack
http://0okm.blogspot.com/
PSP Multi Firmware Mod