No, I haven't worked on it more. Because the problem is happening on the
open command, it isn't even clear that the MacOS USB driver is doing the
right thing. If I were you I would look for success stories for USB
Hokuyos on MacOS. They might give some useful pointers.

On Wed, 2010-08-11 at 18:13 -0700, DRamachandran@hra.com wrote:
> Hi Blaise,
> 
> Sorry for the 8months (!!) gap in reply. I was distracted by other
> things and stopped working on this. 
> But now I'm planning to get back to working on this and I was
> wondering a solution has been found yet ?
> 
> cliff notes: Hokuyo not working on mac os x snow leopard, ros 1.0.0.
> fopen call on hokuyo tty hanging. reason unknown. last email of
> previous thread attached. 
> 
> Thanks,
> ~Deepak
> 
> From: Blaise Gassend <blaise@...> View Thread (2 posts)
> View Author
> View This Message
> Date: Tue, 16 Feb 2010 14:56:40 -0800
> Local: Tues, Feb 16 2010 2:56 pm
> Subject: Re: [ros-users] ROS 1.0 on OS X leopard, slow....
> Hi Deepak,
> 
> I was able to reproduce your error on one of our macs. It looks like
> the fopen call on the hokuyo tty is hanging. I can however use minicom
> to issue commands to the laser.
> 
> I have zero mac experience, so I'm not too sure where to go from here.
> Does anybody out there in the ROS community have an idea why an fopen
> call would hang when trying to open a tty? (By the way, open also
> hung.)
> 
> Thanks,
> Blaise
> 
> 
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