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Originally Posted by Vladimir
I already checked to make sure all the connections were made properly (end of PWM cable pins to the pins on the chip, big leads to the big leads on the chip), I did not check resistance across the big leads, I will do that today. What should it be? I know it has to be very low because it is an ammeter...
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I don't have ours right now to test with, but shouldn't it be basically 0? It's just a piece of wire that when current flows through it generates a magnetic field that is read by a hall element.
http://www.allegromicro.com/sf/0750/