OK, this is odd.
I am setting up a Texecom alarm system. Pretty new to this setup, but I know my way around electronics in general.
Premier Elite 48 (V5.06.00LS1), Premier Elite SMK keypads, 32XP-W wireless expander (V3.1.10). Chatting to panel via Wintex 7.2 via Serial>USB converter. Mostly...