Re: Need to open cash drawer in QB45

On Tue, 03 Jul 2007 04:11:46 -0400, Happy Trails <nomail@[EMAIL PROTECTED]
>
wrote:

>On Mon, 02 Jul 2007 22:13:21 -0400, Webfoot <webber@[EMAIL PROTECTED]
> wrote:
>
>>I wrote a POS system many years ago (possibly the first computer POS)
>>that I am still using today.  I now have a electric cash drawer.  I
>>want to send a signal out the serial ****t to open the drawer after a
>>sale.  Any ideas on the best way to do this in QB45?
>>
>>I used to know this but the information is now lost.
>>
>>thanks
>>Russ
>
>Unless you have some sort of "smart cash drawer" that can be
>controlled as a serial device, you want to be using a parallel ****t,
>not serial.
>
>From an electrical point of view, to get a signal that will fire a
>relay or something, you need the tiny bit of amperage you can put on a
>parallel ****t line.
>
>If my memory still works, I think you get altogether about 12 or 13
>lines - 8 data plus controls - that can all be set on/off by writing
>to the ****t.
>
>There was some woman electrical engr - Ann Lever. . .  something or
>other - can't seem to google it right now - had a web site on all
>this.


It's here:

http://www.lvr.com/par****t.htm

I wasn't even close on remembering the name?!