Yes, External Arduino is a possibility but I don't have budget and real estate for extra circuitry. I must use these 2 inbuilt processors. In...
My goal is to toggle few GPIO as soon as power applied. I don't mind weather A9 does it or M4. But it has to be within few seconds. That's why I...
As I understand M4 processor doesn't have non-volatile program memory, in order to run Arduino sketch first off all UDOOBUNTU will boot on A9...
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