gbadev : Message: Re: GBA/GBC compatibility?

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GBA/GBC compatibility?

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Message #14858 of 15019 |

Re: GBA/GBC compatibility?

--- In gbadev@yahoogroups.com, "Farhad Abdolian" <ny_farhad@y...>
wrote:
> GBA is 3.3V and does not have any 5V outputs as far as I can tell.
And
> most if not all the GBC cartridges are 5V only, is there a trick?

The GBA cart is notched on the side and the GBC is not. This operates
a switch inside the GBA to turn on 5V (and makes other adjustments
such as switching on a different CPU) if a GBC cart is inserted. GBC
carts work in the GBA by design, not by chance!

Mon Jan 31, 2005 12:37 pm

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Message #14858 of 15019 |

Expand Messages	Author	Sort by Date
Hi, I have a question about the use of GBC cartridges inside a GBA unit. I know that manyof them work without any problem and I wonder if that is a general...	Farhad Abdolian ny_farhad	Jan 31, 2005 12:07 pm
... And ... The GBA cart is notched on the side and the GBC is not. This operates a switch inside the GBA to turn on 5V (and makes other adjustments such as...	gb_feedback	Jan 31, 2005 1:07 pm
Excellent, Thank you very much, it will be a great help. Does anyone here have the information about the GBA exact layout or knows where I can get it? TIA, ...	Farhad Abdolian ny_farhad	Jan 31, 2005 5:31 pm
Salam Farhad, I looked at your website and the eBay auction for your GameBoy CPLD product. Good work! However, I believe you will need a mechanical redesign...	Yosuf ytaraki	Feb 1, 2005 9:46 pm
... So if I understand it correctly, it is impossible to use the ARM controller and the Z80 controller at the same time in a kind of multiprocessing mode ? ...	Jan Van Belle janvanbelle	Feb 3, 2005 1:33 am
... Exactly....	gb_feedback	Feb 3, 2005 11:49 pm
As far as I know it is not possible to use both processors. My understanding is that the GBA comes up either in native GBA or in GBC compatibility mode, as...	Yosuf ytaraki	Feb 3, 2005 11:49 pm

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