Are you using a ttlEcho.txt file to send keypress codes via TTL signal? If so, yes, I believe 240 is used as the code for no response (aka, -1).

No, but we're working on it.

[edited from support email]


Yes, in fact, there is a now a GNAT sample included with DirectRT v2006 that you can use right out of the box or modify according to your needs. The use of "no...