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PostPosted: Fri Oct 19, 2012 10:44 pm 
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RP2C02G:
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PostPosted: Mon Oct 22, 2012 4:22 am 
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It is a RP2C02G-0 9J5 50 chip decapsulated. Our decaper is working on delayering metal now.
Others chips will be decaped soon.


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PostPosted: Mon Oct 22, 2012 4:24 pm 
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Nice! Great work! This work aught to really help demystify some of the behaviors of the good ol' NES :D


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PostPosted: Thu Oct 25, 2012 7:10 am 
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Thanks to Quietust now we have complete diffusion layer.

http://code.google.com/p/breaks/wiki/G2C02

gonna reverse engineer it completely soon.


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PostPosted: Thu Oct 25, 2012 10:03 am 
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There are so many mysteries regarding the PPU, I hope we can solve them all!


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PostPosted: Thu Oct 25, 2012 9:47 pm 
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Would be interesting to see what's different between the G and H revisions.. maybe only die size? I guess some people who have VS arcade boards have found that certain games won't work with the 2A03H.


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PostPosted: Fri Oct 26, 2012 12:30 am 
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H-revision (including 2A03) should be depackaged and delayered soon also.


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PostPosted: Wed Nov 07, 2012 11:19 am 
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http://breaknes.com/ is started (sorry, english will be later)
Here is the download section: http://breaknes.com/download

Now we have the RP2C02G-0 9J5 50 decaped by Homer:
TOP_LAYER (Stitched), 220 Mb
NO_METAL (Stitched), 40 Mb
NO_METAL (Unstitched 180 slides package), 40 Mb

TOP_LAYER traced
NO_METAL traced (based on uxul.org delayered photo)
RP2C02G traced, Photoshop PSD-files, 260 Mb


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