[GTALUG] computer hardware testing tools.

[Karen Lewellen]

Clearly that I referenced the cable in the next sentence indicates I 
understand the  machine requires one.



On Wed, 12 Jul 2023, Scott Allen wrote:

> On Wed, 12 Jul 2023 at 12:33, Karen Lewellen via talk <talk at gtalug.org> wrote:
>> because my  reading edge connects via serial port on the computer, to a
>> parallel port on the back of the reading edge.
>
> No, it doesn't. You can't directly connect a serial port to a parallel
> port. What you probably have is a 9 pin serial cable (IBM PC pinout)
> to a 25 pin serial port (EIA/RS 232 standard pinout). (Just in case
> you have to describe it in the future.)
>
>
>> was amazed that I found  a new cable in fact, for like $14 no less.
>
> They were quite common, because of the two connector/pinout standards,
> so they're probably still readily available. I have a number of them
> lying around.
>
> -- 
> Scott
>