smart stepper drives was Re: Machine security and safety

Chris,

Check out the cybernetics chips, like the cy545 and its ilk...
Expensive, but they do what you want. Ck also PMD. And SimpleStep.

Hope this helps.

Ballendo

--- In CAD_CAM_EDM_DRO@y..., ccs@m... wrote:
>I'd really rather see stepper drives that could be given more
>powerful commands (perhaps move at so many steps per second until
>you have moved this many steps or I tell you to do something else)
>which could include error checking, but that requires defining a
>much more complicated interface.