On Sun, Jan 16, 2011 at 09:35:53PM -0800, Kirk Wallace wrote:
On Sun, 2011-01-16 at 21:20 -0800, Kirk Wallace wrote:
I'm a little confused about the bldc comps. My study of bldc so far
indicates that the top and bottom of three half-bridges need to to be
controlled, so I though the comps
On Sun, Jan 16, 2011 at 9:48 AM, sam sokolik sa...@empirescreen.com wrote:
Now - yes the 7/8 drill is bent - it was the best enco had about 15
years ago :)
Hi Sam;
A little off topic. I used ENCO for years. I have found www.shars.com
for better selection, price and quality.
Shars also seem
Kirk Wallace wrote:
I'm a little confused about the bldc comps. My study of bldc so far
indicates that the top and bottom of three half-bridges need to to be
controlled, so I though the comps would need six outputs instead of the
three (3 digital top, 3 PWM bottom). What am I missing?
Erik Christiansen wrote:
But with a little dead-time between one being turned off and the other
on. So H-bridge drivers with hardware dead-time would be needed where
only three signals are provided. (AIUI)
You can't drive a 3-phase motor with only high and low drive in six step
mode.
It
On Sat, 15 Jan 2011, Loren Card wrote:
Hi All,
I have a router table controlled by EMC . I've enjoyed writing g-code for
toolpaths to cut out simple shapes. I've generated toolpaths using Radek's
truetype-tracer. (The kids love seeing their name routed!)
I'm looking for a way to generate a