[W-MBUS] Do modules support two way communication in T2 mode Yes Last Update: December 20, 2017 December 20, 2017 2265 Wireless M-Bus Q&A Related Knowledge Base Posts -[W-MBUS] “We did configure one module in Sniffer mode and the other one in continuous data packet transmission. Whatever the transmission mode selected ( T2 or T1) the sniffer sees datapackets in 06 mode meaning T2 configuration. “[W-MBUS] What is CIG (Committee Italian Gaz)?[W-MBUS] I have one development board Wireless M-Bus (RC1140) that we got in 2010. HW version 1.2. I’m pretty sure this is out of date in software revision. Could you please advise latest FW revision and procedure to upgrade?