That TLC5947 board expects 5volt logic on it's inputs (has onboard 5volt regulator).
Min logic HIGH must be 0.7*5 = 3.5volt (TLC datasheet).
The Zero is AFAIK a 3.3volt processor, and can't deliver that.
Leo..
That TLC5947 board expects 5volt logic on it's inputs (has onboard 5volt regulator).
Min logic HIGH must be 0.7*5 = 3.5volt (TLC datasheet).
The Zero is AFAIK a 3.3volt processor, and can't deliver that.
Leo..