Hello, I need to sample audio for my spectrum analyazer. For now i'm sampling my data in de loop routine with the following code: for (i = 0; i < 128; i++) { val = analogRead(A5); data[i] = val/4; im[i] = 0; } what i'm trying to achieve is to sample in an interrupt routine. I already …

Sampling audio with interrupt

GoForSmoke April 4, 2014, 12:41am 13

Could you set a 1 byte flag in the ISR and act on that in turn in loop()?

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