Re: [NTLK] Audio In/Out Adaptor and Keyboard

From: Peter H. Coffin (hellsop_at_ninehells.com)
Date: Wed Nov 05 2003 - 10:32:15 PST


On Wed, Nov 05, 2003 at 06:35:29PM +0100, Jochen Schäfer wrote:
> Victor Rehorst wrote:
> > As it sits here, my Newton consumes about 45mA, 72mA if I turn on the
> > backlight. So if they need 60mA just for the PC keyboard, plus a bit more
> > for the microcontroller, that should be fine.
> >
> We thought about that. The PC keyboard specs from IBM even allow for
> 300mA. So in order to prevent from the Newton, we took the route of
> using a external power source for the adapter.
> Please stay calm and relax, we don't even have a prototype.
> We will have to test the adapter and about administrativa, before we
> even can think baout selling it.

Random though: If you're using the interconnect port, your powered
adaptor can also power the newt, a net gain for the device.

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