Re: Adding encoders to existing stepper system?

The Parallel port can be iffy, dependant on the type
of operating system your using.
System interrupts can cause missed counts, without
advanced code writing.

Jeff's suggestions are probably best.

Tom M.


--- In CAD_CAM_EDM_DRO@yahoogroups.com, "jeffalanp <xylotex@h...>"
<xylotex@h...> wrote:

> You can design and build you own with FPGA, or program your
> own using a PIC, Ubiocm, or other fast/small microprocessor, or you
> can just get a chip designed to do this like the one from:
>
> http://www.usdigital.com/products/
>
> or get a board made to do this from:
>
> http://pico-systems.com/encd.html
>
> Jeff