.\"	$FabBSD$
.\"	Public domain
.\"
.Dd $Mdocdate: March 31 2009 $
.Dt MOTIONCAP 1
.Os
.Sh NAME
.Nm motioncap
.Nd capture motion control data
.Sh SYNOPSIS
.Nm motioncap
.Sh DESCRIPTION
The
.Nm
utility opens the
.Xr cnc 4
device (e.g.,
.Pa /dev/cnc )
in motion capture mode and dumps a simple VCD (value change dump) style
representation of the low-level motion control signals generated by the
trajectory planner when processing instructions such as
.Xr cncmove 2 .
.Pp
Data frames include a timestamp and a bitmask corresponding to STEP and
DIRECTION signals for each axis.
The data is typically fed to a simulation program (e.g., cadtools), or used
for debugging.
.Sh SEE ALSO
.Xr cnc 4
.Rs
.%T cadtools
.%O http://cadtools.hypertriton.com
.Re
.Sh HISTORY
The
.Nm
command first appeared in FabBSD 1.0.