This page tries to describe protocol used by CAME automatic gates

Information on internet

• Came code finder http://www.electronika.fr/blog/?p=1064
• decoding signals http://www.electronika.fr/blog/?p=777

RBE4RC

http://www.cameuk.com/camenew/tech-docs/03_Remotes%20and%20receivers/RB%20Receiver%20(needs%20AF%20card)/RBE4rc_119RS71/S71v2_GB.pdf

• ATOMO four-channel AM 433.92 MHz frequency Rolling Code Receiver

KeeLoq

• http://www.pittnerovi.com/jiri/hobby/electronics/keeloq/