2012/7/11 Peter C. Wallace <[email protected]> > On Tue, 10 Jul 2012, andy pugh wrote: > > > Date: Tue, 10 Jul 2012 22:37:27 +0100 > > From: andy pugh <[email protected]> > > Reply-To: "Enhanced Machine Controller (EMC)" > > <[email protected]> > > To: "Enhanced Machine Controller (EMC)" <[email protected] > > > > Subject: Re: [Emc-users] Absolute linear encoders > > > > On 10 July 2012 21:26, Peter C. Wallace <[email protected]> wrote: > > > >> Yes, you might need a hal comp using the raw read/raw write facility > >> until SSI is supported by the driver > > > > If there is demand, it is probably not a difficult one to write. > > Like a number of other components, the problem is having hardware to > > test with, or someone to do the testing vicariously. > > Pretty sure the SSI interface works, but the BISS one requires quite > expensive > encoders to test (Renishaw Resolute for example though some IC Haus demo > boards might do) > > If I ever get one (cheaper than Renishaw, I guess), can do some tests. Actually, we think of using absolute linear encoders, but they're neither common nor cheap. I just asked for quote on some (probably) cheaper LIKA encoders with 5um resolution, they have both SSI and BISS versions, we'll see. And what's the approximate price for those Renishaw, by the way?
Andrew ------------------------------------------------------------------------------ Live Security Virtual Conference Exclusive live event will cover all the ways today's security and threat landscape has changed and how IT managers can respond. Discussions will include endpoint security, mobile security and the latest in malware threats. http://www.accelacomm.com/jaw/sfrnl04242012/114/50122263/ _______________________________________________ Emc-users mailing list [email protected] https://lists.sourceforge.net/lists/listinfo/emc-users
