On opening Avr library using the Package Manager, I get the error "microbasic Pro for AVR" is not installed. I think the compiler is not available for free. Is there any other way to open these files or I am missing something. Thanks for the driver files, is there a main file that I can use? So, tha...

Is there any other helper code available? I am trying to interface the heart rate click with arduino.
Also, how can I open the .mpkg files to view the example code? Do I need to download the IDE?