Let's try keep this discussion on track. Please review the topic if necessary to avoid making embarrassing statements. I found some of the following links helped me.
Interesting TCAS Overview:
http://www.caasd.org/proj/tcas/
Good Site for easy navigation on TCAS (ACAS)
http://www.eurocontrol.int/acas/index.html
ICAO Annex 2 Rules of the Air
c) in the event of an RA, pilots
shall:
1) respond immediately by following the RA as indicated, unless doing so would jeopardize the safety of the aeroplane;
http://www.eurocontrol.int/acas/Oper...rocedures.html
Honeywell site with links:
http://www.honeywelltcas.com/organizations.htm