"It seems like it was just updating weirdly. I have the ARSPD_BUS parameter up now and have airspeed enabled and set to I2C airspeed sensor. It's wired into the I2C 2 port on the PH2.1. The sensor lights up and displays on its little LCD screen but…"
"Hi DougB, I have been trying to get my Eagle tree v3 airspeed sensor to work via the I2C2 bus as well. I have updated arduplane to 3.8.0 beta5 but I can't find ARSPD_BUS in the advanced params. I have updated mission planner to the latest release as…"