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 Post subject: JY-006 PCB
PostPosted: Mon Apr 23, 2018 8:40 pm 
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Joined: Mon Dec 12, 2011 8:15 pm
Posts: 427
this cart I dump,but is not like mapper 90

这个卡我读取了,但是他不像mapper90


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 Post subject: Re: JY-006 PCB
PostPosted: Tue Apr 24, 2018 4:21 pm 
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Joined: Sun Jun 12, 2011 12:06 pm
Posts: 355
Location: Poland
Image Image Image

Code:
PRG: 512 kB + 128 kB
CHR: 512 kB + 512 kB
Mapper chip takes into account: !ROMSEL/M2/CPU-A14/A13/A12/A1/A0 & CPU-D0/D1/D2/D3/D4/
Each reset of console switches betwen PRG/CHR pair.

Mapper pinout attached in schematic - pinout differs from mapper 90 glob.


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 Post subject: Re: JY-006 PCB
PostPosted: Tue Apr 24, 2018 9:44 pm 
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Joined: Mon Dec 12, 2011 8:15 pm
Posts: 427
krzysiobal wrote:
Image Image Image

Code:
PRG: 512 kB + 128 kB
CHR: 512 kB + 512 kB
Mapper chip takes into account: !ROMSEL/M2/CPU-A14/A13/A12/A1/A0 & CPU-D0/D1/D2/D3/D4/
Each reset of console switches betwen PRG/CHR pair.

Mapper pinout attached in schematic - pinout differs from mapper 90 glob.


但是这资料还是不太全,不好模拟。


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