> On 18 Oct 2016, at 15:21, Gene Heskett <ghesk...@shentel.net> wrote:
> 
> On Tuesday 18 October 2016 08:41:41 Erik Friesen wrote:
> 
>> Thanks for this info.
>> 
>> Has anyone implemented spindle load monitoring per tool like the Haas
>> control?  What would this take, adding a line in the tool table plus
>> some tweaks?
> 
> I occasionally put a halmeter on the pid.s.error but haven't attempted to 
> scale that to a % of load output.  Its noisy, so would need some lowpass 
> filtering, or does here.

error is only proportional to the load when your pid has no i term.
an i term will reduce the error to zero, at any load.
To get the load you have to compare the output to the feedback.

>> 
>> On Mon, Oct 17, 2016 at 11:03 AM, Stuart Stevenson <stus...@gmail.com> 
> wrote:
>>> You can find explanations in the documentation
>>> 
>>> 
>>> HOME_OFFSET =                    0.0             - the amount you
>>> want to table to move from the homed zero position after the index
>>> pulse is found and the encoder position has been set to zero. You
>>> don't necessarily need to know exactly how this works prior to
>>> homing. Just leave zero, home the machine and see what happens.
>>> Then put a value in, home the machine and see what happens.
>>> You can then adjust what value you put in to achieve your desired
>>> home position.
>>> 
>>> HOME_SEARCH_VEL =                20.0     - the speed to move the
>>> axis when you are homing (+ or - determine direction)
>>> 
>>> HOME_LATCH_VEL =                 20.0       -  the speed to move the
>>> axis after hitting the home (or limit) switch while searching for
>>> the index pulse (again + or - determines direction)
>>> 
>>> HOME_USE_INDEX =                 NO        - YES here tells the
>>> controller to read the encoder index pulse connection. The encoder
>>> board then sets the position to zero upon seeing (finding) the index
>>> pulse.
>>> 
>>> HOME_IGNORE_LIMITS =             NO    - YES here tells the control
>>> to ignore the axis limit switches while homing. This allow the limit
>>> switch to also be used as a home switch to start the search for the
>>> index pulse.
>>> 
>>> HOME_SEQUENCE = 1                           - check the manual for
>>> using this
>>> HOME_IS_SHARED = 1                           - check the manual for
>>> using this
>>> 
>>> These parameters are found in the ini file
>>> 
>>> On Mon, Oct 17, 2016 at 9:03 AM, andy pugh <bodge...@gmail.com> 
> wrote:
>>>> On 17 October 2016 at 14:40, Erik Friesen <e...@aercon.net> wrote:
>>>>> Ok, but what about homing?
>>>> 
>>>> I think homing uses the encoder "position" pin, which zeroes when
>>>> index resets.
>>>> 
>>>> --
>>>> 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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> 
> 
> Cheers, Gene Heskett
> -- 
> "There are four boxes to be used in defense of liberty:
> soap, ballot, jury, and ammo. Please use in that order."
> -Ed Howdershelt (Author)
> Genes Web page <http://geneslinuxbox.net:6309/gene>
> 
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