Anyone know anything about old TEC Terminals?

Brent Hilpert hilpert at cs.ubc.ca
Mon Jun 4 22:28:49 CDT 2007


Chuck Guzis wrote:
> 
> On 4 Jun 2007 at 23:37, Tony Duell wrote:
> 
> >> Unless mine gets run over by a traction engine, I am unlikely to
> need to
> > replacve it. If an LED fails, I'll (as ever) jsut replace that LED. It's
> > not exactly hard to fault-trace or repair...
> 
> If I did more of RS-232 troubleshooting, I'd probably want one with a
> pulse stretcher on at least SD and RD.  At 115K, it's pretty hard to
> notice a one-character blip.  I don't know if any were made like
> this, but it wouldn't be hard to cobble one up.

The one I just received (a Navtel) has what appear (I haven't played with it
yet) to be pulse catchers which can be patched to any pin. Presumably they
latch on for a transition (there is a reset button). Which edge (+/-) they
watch for will be the question.




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