juans#0046 - Hi, I bought this tachometer for m...
Hi, I bought this tachometer for my YANMAR 2GM20, everything works but the value is always 0. I connect one wire to D4 and the other to GND. I followed the example in SENSESP repository.
The signal of the tachometer is sinusoidal.
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1 Reply
I think I should connect 3.3V to one and D4 to the other wire.