On 20 June 2017 at 03:51, <tom-...@bgp.nu> wrote:

> Why would I get a following error only while homing


I think it is probably because you are using HOME_USE_INDEX (which will
zero the encoder at the index pulse) and feeding the encoder feedback back
into LinuxCNC.

Now, this is perfectly normal, and with a servo / pid machine the system
knows to ignore the f-error immediately after an encoder reset. What is
puzzling me here is why it isn't working in this case. I think it is
something to do with the fact that your system is set up for open-loop step
position control but has encoder feedback. However I can't immediately see
why this makes a difference.

I imagine that if you press the home button again it will home Z
seamlessly, and then f-error homing the next axis.


-- 
atp
"A motorcycle is a bicycle with a pandemonium attachment and is designed
for the especial use of mechanical geniuses, daredevils and lunatics."
— George Fitch, Atlanta Constitution Newspaper, 1916
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