Re: Can some HELP ME?

Subject: Re: Can some HELP ME?
From: Robert Fisher <BlakLite@ix.netcom.com>
Date: Thu, 19 Sep 1996 03:47:59 GMT
In-Reply-To: <Can some HELP ME?>

"Chris" <david221@ix.netcom.com> wrote:


>I have made the $4 serial link, and it works fine. BUT, it only works fine
>on my old cheap IO card.  When I use my new IO card with 16550a ports it
>doesn't work.  The little led doesn't turn on, unless I hit and hold in the
>reset button on my computer.  Now, with my new IO card, if I reverse the
>led, it turns on, but the link still doesn't work.  So with my old IO card,
>the led works one way, and with my advanced IO card, it works turned
>around.  Has anyone had this problem, or does anyone have any ideas?
>Please help me...  My email address is david221@ix.netcom.com if someone
>would rather email me..
>
>
>Thanks, Chris
>
>Ohh yeahh.  If anyone has any info on linking two ti-85's thru infrared, or
>just sending out infrared signals, to control a TV, you could reply or
>email me too...
>


I don't really know anything about the link, but the fact that the LED works
one
way and not the other probably means that your polarities are reversed.  Try
swapping you +5 (or how ever many volts) and grnd lines.
                                Good Luck,
                                BlakLite

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