Mark you are spot on my friend, thank you. When I right click on an .ino file and choose Open With, there are two choices for Arduino. One of them opens a round icon Arduino which is the one installed at c:\program...
So replying to my own thread here, as it may help somebody else. In the situation I describe above, I double-clicked on my new project's .ino file to open it. I hit the Checkmark icon to build it, and it failed as...
I've got a dumb question about using teensy libraries. I'm a fairly experienced embedded developer, but new to Arduinio and Teensy. My project is to use a Teensy 4.1 to receive some low bandwidth incoming UDP/IP data...