> >> That's fine, but two extra routes on your
> >>PC board cost you nothing
> >
> >On my Wisp628 PCB they would not have been free.
> 
> ?? surely they would if put on the PCB master?

The PCB is single-sided, with edge-mounted connectors. Not all required
pins are on the copper side.

> >But exactly who could force this, if it is you
> >yourlself who writes the PC software?
> The problem I heard is not that the software enforces 
> handshaking, rather
> that the port driver in the op sys enforces detecting the 
> return signals to
> know that there is a device "out there" to connect to, even 
> when the port is
> being requested with no handshake.

Might be true, but that would give problems with maybe 50% of the
existing serial peripherals!

> And HyperTerminal seems to be the worst bit of software to 
> use to verify
> this. I always use the "terminal" program from Windows 3.x - 
> it is a much
> saner piece of software.

I fully agree. I used to copy that program to each new PC, but I am not
sure I still have it. I simply use something like 'xwisp com2 term
19k2'.

Wouter van Ooijen

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Van Ooijen Technische Informatica: www.voti.nl
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docent Hogeschool van Utrecht: www.voti.nl/hvu
 

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