[pjc50]

.. on a correctly set up beaglebone, not other systems. It would be much better if this were in the title.

On most embedded systems and FPGAs faffing with the toolchain and hunting in the documentation is 99% of the effort of getting an LED blinking, that's why it's used as the embedded 'hello world'.

[mcconnma]

good point, I updated the front matter of the post to make this more explicit.