I cant's get the unit to respond. myServer connects to the appropriate com port and just sends status requests until the cows come in.
The appropriate thermostat network address is specified in the setup.
All of the comm parameters are correctly set in the com port driver.
So, I think my wires are crossed. RCS are a 2 wire setup. On the PCB of the thermostat you've got T+, R- and Gnd.
In my little DB9 adapter I have T+ T- R+ and R-
I thought it was supposed to be done like this:
Thermostat side T+ ==> R+ Computer side
R- ==> T-
That didn't work. So after that I think I tried every other possible combination. Now I'm just tired and hope someone can throw me a fish.