JP1 Remotes

because the Logitech Harmony provides you with open source code?
No, and that why I did not even look at it....

All the JP1 software is free
I was talking about free as in a "free speech" not a "free beer". (see http://www.gnu.org/philosophy/free-sw.html). I'm involved in free software since ...

Sorry. The relevant part of that source isn't available.
I'm very very very disapointed that the source is not open source....

Could we know the reason why?

I've been very happy with my old urc7560 for years. I had not problems with the parralell JP1 cable and IR.EXE so I did not investigate ...

It is the reset signal.

ok, :D but what for? Is it really necessary to reset the remote before or after using the JP1.2 cable? In this case can I instead just remove the bateries each time I program the remote?

In your design, I also don't understand the R6, pullup from rx to DTR. Is this a way ...

haaaaaaaaaaa, mine is locked too......

I'll build a JP1.2 cable and try to reset it.... Hope it will work...

Did you try other upgrades with your cable? Does it work? Is the urc7780.rdf bad????

Olivier.

I just bought a urc-7780 and I did read that my old simple JP1 parallel cable wont work. Ok, i will build this jp1.2 new cable using tommy tyler design :
https://www.hifi-remote.com/forums/dload.php?action=file&file_id=3585

In his document, I can read :
> If you have absolutely no interest in (now ...