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I found that you can actually use the pin 4 for speed control as well. But the problem is that for speed control, the duty cycle is kept at 50% and the frequency is varied; at the maximum speed, the...

Hey kb0nly,

I don't know if you're still on here, but I had questions about the PWM-OUT port. Are you suggesting that the pins are as follows?

1 - PWM Output -> connected to the collector of...