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Re: Mega II Chip Information

Subject: Re: Mega II Chip Information
From: heuser.marcus@freenet.de
Date: 30 Mar 2007 08:36:42 -0700
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On Mar 30, 6:01 am, aiiad...@gmail.com wrote:
>
> it's a neat chip.  It took ?years? to develop, and I imagine it is
> pretty complicated inside.
>
> ROM (characters) (or is this on the ROM chip of the GS?),

They are in the Mega II.
You can get this info from the hardware reference manual.

> video output (hgr, DHGR, text, GR, mixed modes), keyboard input,
> speaker output, joystick input, memory switch softswitches... etc.
> (IWM too?)

The IWM is a separate chip just below slot 1 (board revisions
0 to 3). The chip is marked so you can easily spot it.

bye
Marcus

References:
- Mega II Chip Information
  - From: "Bryan Parkoff" <nospam@nospam.com>
- Re: Mega II Chip Information
  - From: aiiadict@gmail.com

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