Re: [MacRuby-devel] CNC Machine control using USB to IEEE 1284 Parallel port adapter

2012-01-23 Thread David Frantz
Hi Bob; Interesting that you should ask this question. I just got back from Cabin Fever at which I attended a good course about CNC on PCs. At least in the context of USB there is a lot of negativity with trying to do CNC control over that port on Windows. Especially if you are attempting

Re: [MacRuby-devel] CNC Machine control using USB to IEEE 1284 Parallel port adapter

2012-01-23 Thread Robert Rice
Hi David, Thanks for all the info. I'm thinking that I can probably turn the Arduino nano into an inexpensive interpolation engine to smoothly support high micro-step rates. The Mac client would then be sending target position information and parameters for velocity, acceleration, backlash and