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Forum: 701. Motor Drives

Thu 13 May 2010, 06:52

Replies: 12

parallel port with mach3, or USB with usbcnc?

Views: 21,515

Posted By riesvantwisk

I am not english speaking, but that's why...

I am not english speaking,

but that's why they say it improves resolution, but not accuracy.

@Gerald, I understand your analogy, but.. if you have such a rotational item and only one coil is...

Forum: 701. Motor Drives

Wed 12 May 2010, 07:11

Replies: 12

parallel port with mach3, or USB with usbcnc?

Views: 21,515

Posted By riesvantwisk

Gerald, pure theoretically it can be done but...

Gerald,
pure theoretically it can be done but it would not be precise unless you put the stepper motor in a closed feedback loop back to the controller, much like how servo motor operate.

Marris...

Forum: 701. Motor Drives

Tue 11 May 2010, 18:01

Replies: 12

parallel port with mach3, or USB with usbcnc?

Views: 21,515

Posted By riesvantwisk

I believe with a fast computer you can Push Mach3...

I believe with a fast computer you can Push Mach3 to 100Khz, your UI might run a tad slow though.
I use EMC currently at 25Khz (I change once a while :)) and that is plenty fast for me, but I am not...

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