Neur0n has released an update to the 6.38 ME CFW. This CFW works with a PSP 1000 & 2000 till Datacode 8B.

This is what the developer had to say about 6.38 ME-2:

CFW 6.38 Minimum Edition for 01g, 02g model by neur0n

– What is this?–
This is CFW work on PSP1000 and PSP2000.

The degree of stability is still unknown.
Please test it on your own and refer to different people’s test reports.

From 5.00M33 » OK
From 5.50GEN » OK(may need to edit version.txt)
From 5.50Prometheus » OK(may need to edit version.txt)
From 6.20TN-D » OK
From 6.20PRO-Before » Error
From 6.35PRO-Before » Error
From 6.20PRO-B5 » OK
From 6.35PRO-B5 » OK

–How to Install–
First, you need to install CFW or HEN in your PSP.

1. copy UPDATE folder at ms0:/PSP/GAME/.
2. Put 6.38 official update at ms0:/PSP/GAME/UPDATE/638.PBP .
3. Run installer from xmb.

– features –
Hold R trigger and turn on the psp, you can enter recovery menu.
Hold Home button and turn on the psp, you can Boot OFW.

– Credit –
This CFW is based Dark_AleX’s 5.00M33.
And usbdev.prx is his own.

–History–
v3
— Added Auto run EBOOT.PBP option.
— Added make JigkickBattery feature in RecoveryMenu.
v2
– Added M33driver and OEdriver.
v1
– First release.

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