Re: What is this hardware?

[Gabriel Morales <Togega@concentric.net>]

tws wrote:
 
> I have a PEN that plugs into the GamePort of the Apple II
> 
> It shines a red light at whatever you point it at.
> 
> It returns an ON for PushButton2 when it is pointed at WHITE paper
> It returns an OFF for PB2            when it is pointed at Writing on
> paper.
> 
> Is this a bar code reader?  I know it is NOT a light pen, because it
> supplies a light source, and it doesn't work properly as a light pen
> (wont detect 'light' from the monitor)
> 
Willie Yeo wrote:

>     You may have a bar code reader. I have one by Barwand, Inc (I think
> that's the company name). Never did used it much, knows it goes into the
> game port, doesn't work well on an Apple IIgs though.

Yes, it sounds very much like a Bar Code reader. I know a librarian who uses a
Bar Code reader (although not a pen-like one) with an Apple //GS.