Re: TI-H: E2 (Shameless ad)...
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Re: TI-H: E2 (Shameless ad)...
Quick question, what is MMOD?
Thanks
>Date: Sun, 12 Jul 1998 12:29:39 -0500
>From: Richard Piotter <richfile@prairie.lakes.com>
>To: ti-hardware@lists.ticalc.org
>Subject: Re: TI-H: E2 (Shameless ad)...
>Reply-To: ti-hardware@lists.ticalc.org
>
>
>Well, your AVR upgrade, bug fix policy is EXCELENT, and the board
layout is
>great as well!!! The MMOD plug is just an 8-pin header. (+), (-), the 4
data
>and select lines to the memory chip, and two wires in series with the
power
>switch or the main power source.
>
>+ pwr dev -
>
>1 2 3 4
>
>Pwr and dev are power source and device.
> Battery
> (-) ---|'|'----pwr dev----(+)
>
>The MMOD simply shorts pwr and dev to complete the circuit. That way,
you
>can't turn it on without the MMOD pluged in.
>
>If you feel that's un necesary, then 6 pins is all that's needed!!!
>
>It's quite simple. The hardwst part is finding a case for the MMOD. The
chip
>has to fit into it. It'll fit into Virtual boy cartridge covers as
modified
>acording to my page, but those aren't the easiest to get.
>
>They are free, but if you've ordered them before, they don't like to
send any
>more. It's one of those things where the buyer should possibly provide
parts.
>Otherwise, it may be possible to modify a plastic shell that goes over
a 9-pin
>serial cable plug???
>--
>
>
>Richard Piotter
>richfile@prairie.lakes.com
>
>The Richfiles TI Hardware and BASIC web page:
>http://www.geocities.com/SiliconValley/Lakes/5081/Richfiles.html
>
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