--- In "PeterElliot" <> wrote:
thanks PeterElliot~~
> Hi,
>
> If you have an TS-7260 or TS-7300 with the XDIO capability you can
> read a either one (7260) or two (7300) quadrature (A,B,I) channels.
>
> Technologic systems produced a custom TS-7300 FPGA load for me that
> implements a four channel quadrature input with automated
triggering
> and FIFO capture, to which I added an isolated interface on the
FPGA
> header. This allows me to caputure the speed/position of four servo
> motors simultaneously.
>
> Another option - if you don't have one of the above cards - would
be
> to add a quadrature decoder IC via one of the expansion busses.
>
> I've not looked at the base TS-7200 interface to see if the core
CPU
> has any capture capability as there would have been insufficient
> channels for my application.
>
> Regards,
>
> PJE
>
> --- In "chan8337" <ccs8@> wrote:
> >
> > HI experts out there,
> > From what i have known the ts-7200 dont have input capture
> capability
> > which is a common function for every microcontroller. Anyone has
> > suggestions? I need to calculate the square pulse from a motor to
> > determine it rotation speed.
> >
>
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