[W-MBUS] How many times can I write a KEY to the MPC1 The max write cycles is 1000, Last Update: September 14, 2017 September 14, 2017 1890 Wireless M-Bus Q&A Related Knowledge Base Posts -[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 I’m pretty sure this is out of date in software revision.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?[W-MBUS] “After different test, it seems that ‘s’ command works only in ‘RX only’ mode (test 3). Is it normal? “[W-MBUS] Does MBUS3 or MBUS4 support over-the-air FW download (OAD)?