;
>
> On Sat, 25 Apr 2020 23:44:46 -0400, Peter C. Wallace
> wrote:
>
>> On Sat, 25 Apr 2020, David Berndt wrote:
>>
>>> Date: Sat, 25 Apr 2020 23:13:59 -0400
>>> From: David Berndt
>>> To: Peter C. Wallace
>>> Cc: "Enhanced Mach
gt;>> direction it should.
>>>
>>> Please see screenshots, any thoughts are appreciated.
>>>
>>> -Dave
>>>
>>
>> The runaway almost suggests you have one PID loop with negative
>> feedback and one with positive feedback. Have yo
at, 25 Apr 2020 23:44:46 -0400, Peter C. Wallace
> > wrote:
> >
> >> On Sat, 25 Apr 2020, David Berndt wrote:
> >>
> >>> Date: Sat, 25 Apr 2020 23:13:59 -0400
> >>> From: David Berndt
> >>> To: Peter C. Wallace
> >>> C
2020 23:13:59 -0400
From: David Berndt
To: Peter C. Wallace
Cc: "Enhanced Machine Controller (EMC)"
Subject: Re: [Emc-users] Encoder reset on homing to index
Resent-Date: Sat, 25 Apr 2020 23:39:11 -0400
Resent-From: "David Berndt"
Resent-To: "emc-users@lists.sourceforge.
On Sun, 26 Apr 2020, David Berndt wrote:
Date: Sun, 26 Apr 2020 01:56:05 -0400
From: David Berndt
To: Peter C. Wallace
Cc: "Enhanced Machine Controller (EMC)"
Subject: Re: [Emc-users] Encoder reset on homing to index
The rotary loop works fine by itself.
The linear loop, as it's
wrote:
On Sat, 25 Apr 2020, David Berndt wrote:
Date: Sat, 25 Apr 2020 23:13:59 -0400
From: David Berndt
To: Peter C. Wallace
Cc: "Enhanced Machine Controller (EMC)"
Subject: Re: [Emc-users] Encoder reset on homing to index
Resent-Date: Sat, 25 Apr 2020 23:39:11 -0400
R
On Sat, 25 Apr 2020, David Berndt wrote:
Date: Sat, 25 Apr 2020 23:13:59 -0400
From: David Berndt
To: Peter C. Wallace
Cc: "Enhanced Machine Controller (EMC)"
Subject: Re: [Emc-users] Encoder reset on homing to index
Resent-Date: Sat, 25 Apr 2020 23:39:11 -0400
Resent-From: &qu
Peter C. Wallace
Subject: Re: [Emc-users] Encoder reset on homing to index
Thanks for the feedback Peter.
I took the time to re-order my hal file (it's a bit of a disaster with
all the other non motion going-ons in there).
Here is the relevant start of m addf's
addf hm2_5i25.0.read
On Sat, 25 Apr 2020, David Berndt wrote:
Date: Sat, 25 Apr 2020 14:21:45 -0400
From: David Berndt
To: "Enhanced Machine Controller (EMC)" ,
Peter C. Wallace
Subject: Re: [Emc-users] Encoder reset on homing to index
Thanks for the feedback Peter.
I took the time to re-order m
)"
To: "Enhanced Machine Controller (EMC)"
Subject: Re: [Emc-users] Encoder reset on homing to index
After a few more hours tonight putzing around with this thing. Here's
where I'm at.
I've wired up the shared index. It completes both the encoder's
index-ena
On Sat, 25 Apr 2020, David Berndt wrote:
Date: Sat, 25 Apr 2020 03:23:20 -0400
From: David Berndt
Reply-To: "Enhanced Machine Controller (EMC)"
To: "Enhanced Machine Controller (EMC)"
Subject: Re: [Emc-users] Encoder reset on homing to index
After a few more hours to
On Sat, 25 Apr 2020 at 01:03, David Berndt wrote:
> Feels a bit unsatisfying though. I understand the timing issues (though
> I'm not sure with a slow homing cycle I should care) but not solving this
> in a reasonably elegant way in software seems like a fail to me.
To solve it _properly_ in
oller (EMC)"
,
Peter C. Wallace
Subject: Re: [Emc-users] Encoder reset on homing to index
If I understand you correctly that would be the goal. But how do I
tie them together?
As I understand it now I'll need to detect when index-enable changes
state to false, as an indication of the preferr
ists.sourceforge.net
Subject: [Emc-users] Encoder reset on homing to index
Can anyone enlighten me as to how hm2_5i25.0.encoder.N.position seems
to get reset during homing to index? I assume somethnig is triggering
hm2_5i25.0.encoder.N.reset? But I don't see that plumbed up anywhere
in my HAL.
On Fri, 24 Apr 2020, David Berndt wrote:
Date: Fri, 24 Apr 2020 19:02:54 -0400
From: David Berndt
To: "Enhanced Machine Controller (EMC)" ,
Peter C. Wallace
Subject: Re: [Emc-users] Encoder reset on homing to index
If I understand you correctly that would be the goal. But ho
-Dave
On Fri, 24 Apr 2020 18:20:07 -0400, Peter C. Wallace
wrote:
On Fri, 24 Apr 2020, David Berndt wrote:
Date: Fri, 24 Apr 2020 17:19:10 -0400
From: David Berndt
Reply-To: "Enhanced Machine Controller (EMC)"
To: emc-users@lists.sourceforge.net
Subject: [Emc-users] Enc
Just a plain KA300 chinese linear encoder.
On Fri, 24 Apr 2020 17:39:51 -0400, Leonardo Marsaglia
wrote:
Just because I'm curious,
Is this an absolute linear encoder or an incremental one (or may be it
can
work in both ways)?
El vie., 24 abr. 2020 a las 18:28, andy pugh ()
escribió:
On Fri, 24 Apr 2020, David Berndt wrote:
Date: Fri, 24 Apr 2020 17:19:10 -0400
From: David Berndt
Reply-To: "Enhanced Machine Controller (EMC)"
To: emc-users@lists.sourceforge.net
Subject: [Emc-users] Encoder reset on homing to index
Can anyone enlighten me as to how
>
> Index-enable enable is true when index-enable is false? Who designed this?
> Politicians?
The index-enable pin is IO so It's set to TRUE when the homing sequence
requires it. You can also set it to TRUE via HAL (I'm doing the latter with
my homing sequence because I'm using servos in
Am Fr., 24. Apr. 2020 um 23:43 Uhr schrieb David Berndt :
> Index-enable enable is true when index-enable is false? Who designed
> this?
> Politicians?
>
> I don't even know what to say as I try to wrap my mind around this one...
> Isn't there some sane/simple way to just tie the index-enable out
Index-enable enable is true when index-enable is false? Who designed this?
Politicians?
I don't even know what to say as I try to wrap my mind around this one...
Isn't there some sane/simple way to just tie the index-enable out bit from
the one encoder to the index-enable in bit on the
Just because I'm curious,
Is this an absolute linear encoder or an incremental one (or may be it can
work in both ways)?
El vie., 24 abr. 2020 a las 18:28, andy pugh ()
escribió:
> On Fri, 24 Apr 2020 at 22:21, David Berndt wrote:
> >
> > Can anyone enlighten me as to how
On Fri, 24 Apr 2020 at 22:21, David Berndt wrote:
>
> Can anyone enlighten me as to how hm2_5i25.0.encoder.N.position seems to
> get reset during homing to index? I assume somethnig is triggering
> hm2_5i25.0.encoder.N.reset?
The encoder counts reset when encoder.N.index-enable is true and an
Can anyone enlighten me as to how hm2_5i25.0.encoder.N.position seems to
get reset during homing to index? I assume somethnig is triggering
hm2_5i25.0.encoder.N.reset? But I don't see that plumbed up anywhere in my
HAL.
I'm adding a linear encoder to a servo axis and am retaining my servo
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