[Color Computer] Re: [Coco] Adapter from Coo3 to SVGA

[Mark Marlette]

and the battery costs about as much as an AVR/CPLD....

Quoting jdaggett at gate.net:

> While a battery backu psystem will work, you are still left in the
> same situation when batteries become to low in charge to sustain
> data.
>
> >From the AL250 spec it appears a wee bit more difficult to add just
> a battery.  When you power down the chip and want to keep
> memeory backup, you will need to disable the oscillator. Otherwise
> the chip will draw about 30 to 50 mA. Even a CR2032 large coin cell
> wont keep backup for very long periods.
>
> james
>
>
>
> On 5 Apr 2005 at 9:16, Diego Barizo wrote:
>
> Date sent:      	Tue, 05 Apr 2005 09:16:42 -0400
> From:           	Diego Barizo <diegoba at adinet.com.uy>
> Subject:        	Re: [Color Computer] Re: [Coco] Adapter
> from Coo3 to SVGA
> To:             	CoCoList for Color Computer Enthusiasts
> <coco at maltedmedia.com>
> Send reply to:  	CoCoList for Color Computer Enthusiasts
> <coco at maltedmedia.com>
> 	<mailto:coco-
> request at maltedmedia.com?subject=unsubscribe>
> 	<mailto:coco-
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>
> > Couldn't it be battery operated?
> > You just program it once, and the battery keeps the memory fresh...
> > Diego
> >
> > >
> > >         I am considering designing a more featured
> > >
> > >
> > >
> >
> > --
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> > Coco at maltedmedia.com
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>
>
>
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