Re: Cobalt Micro (was Re: Build your own Motherboards)
Vladimir Dergachev (vladimid@blue.seas.upenn.edu)
Mon, 7 Sep 1998 14:45:00 -0400 (EDT)
> >
> > USB is not easy to interface, but ...
>
> If you want a simple interface for wiring toys too that you can build out of
> bits of bent wire, 8 bit microcontrollers and parallel ports, and that has
> a huge range of existing compatible components use i2c bus. You can bitbang
> i2c on a parallel port and it can be quite quick (1Mbit) over random pieces
> of wire.
>
> i2c is what holds the control circuitry of the average tv set together (
> and incidentally why tv cards for PC's tend to use i2c onboard). There
> is linux backend support for i2c too.
Well for sensor control this may be ok..
This is all great until you want some fast data transmission. What if, say
, you want to get 20Mb/s bandwidth ? (for a radio or scope )
Vladimir Dergachev
>
> Alan
>
>
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