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Old 10-24-2009, 06:40 PM   #2494 (permalink)
squiggles
EcoModding Apprentice
 
Join Date: May 2009
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Quote:
Originally Posted by MPaulHolmes View Post
The gate resistor output will NOT look like a pwm signal because the software is wanting to get feedback from the LEM. You might see something weird if you are lucky, since I think you have Joe's code, so it's not purely throttle proportional to current.. The only way you will know if it's working is if you either put software on that is purely throttle proportional to pwmDuty, or build a whole power section and run a smallish motor. hehe. I'll mail you a chip asap.
Surely the LEM feedback can be emulated with a pot and a bit of thought. It is just giving a variable voltage signal.
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