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Implementing Progressive Dim


dlibby00

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Posted

I've just installed a bunch of GE Z-Wave dimmers on all my exterior lights:

   http://www.amazon.com/gp/product/B0035YRCR2?keywords=z%20wave&qid=1454727730&ref_=sr_1_1&sr=8-1&srs=13584212011

 

What I would like to do is have them come on in a series of say 60 steps between 30 minutes before and 30 minutes after sunset.  Similarly I'd like to have them turn off in a series of say 60 steps between 30 minutes before and 30 minutes after sunrise.

Now of course I could do this by implementing 60 programs that trigger between -30 and +30 minutes of sunrise and sunset, but that's obviously gross.

Thankfully, I just discovered today that there exist a couple of pyhton APIs:

     ISY Python LIbrary

     PyISY

 

This leads to a couple of questions:

 

  1)  Does there exist something in the "native" ISY console that would make this task less gross than what I've described?

  2)  What is the status of these python libraries?  Are they actively developed?  Are they roughly equivalent in features?

  3)  Should I develop something like the progressive dim i proposed, would it be possible to get that triggered (using the sunrise\sunset variables) from the "native" ISY development environment?

Thanks!

Posted

Here's a program that performs a gradual light change...

I got the idea and code from larryllix's post on this thread..

It uses the new "While" command found in 5.0.2 and I'm uncertain if available in the new 4.4.3 or not..

Gradual Light Change - [ID 0010][Parent 00CC][Not Enabled]

If
   - No Conditions - (To add one, press 'Schedule' or 'Condition')
 
Then
        Set 'Light Master Bathroom Vanity' Fast Off
        $s.DayLightHours  = 1
        Repeat While $s.DayLightHours <= 30
           Set 'Light Master Bathroom Vanity' On '$s.DayLightHours %'
           Wait  1 second
           $s.DayLightHours += 1
        Repeat 1 times
        Repeat While $s.DayLightHours <= 100
           Set 'Light Master Bathroom Vanity' On '$s.DayLightHours %'
           Wait  1 second
           $s.DayLightHours += 3
        Repeat 1 times
 
Else
   - No Actions - (To add one, press 'Action')
 

Jon...

Posted (edited)

You should be able to do the same thing without the v5 repeat while construct.

In X10 I did it by calling itself with a recursive program that detects the level hitting 100% or 0% and then aborts.

I am not sure how you would do this with ISY as I am not close to one right now.

 

 

I am also not sure what ISY would do if you overrun the subroutine return stack.

Edited by larryllix01
Posted

You should be able to do the same thing without the v5 repeat while construct.

In X10 I did it by calling itself with a recursive program that detects the level hitting 100% or 0% and then aborts.

I am not sure how you would do this with ISY as I am not close to one right now.

 

 

I am also not sure what ISY would do if you overrun the subroutine return stack.

 

That disguise won't work.. will the real larryllix please stand up :)

 

 

Jon...

Posted

Here's a program that performs a gradual light change...

I got the idea and code from larryllix's post on this thread..

It uses the new "While" command found in 5.0.2 and I'm uncertain if available in the new 4.4.3 or not..

Gradual Light Change - [ID 0010][Parent 00CC][Not Enabled]

If
   - No Conditions - (To add one, press 'Schedule' or 'Condition')
 
Then
        Set 'Light Master Bathroom Vanity' Fast Off
        $s.DayLightHours  = 1
        Repeat While $s.DayLightHours <= 30
           Set 'Light Master Bathroom Vanity' On '$s.DayLightHours %'
           Wait  1 second
           $s.DayLightHours += 1
        Repeat 1 times
        Repeat While $s.DayLightHours <= 100
           Set 'Light Master Bathroom Vanity' On '$s.DayLightHours %'
           Wait  1 second
           $s.DayLightHours += 3
        Repeat 1 times
 
Else
   - No Actions - (To add one, press 'Action')
 

Jon...

Thanks for the code!

 

I'll look into that approach.  Though I still find the idea of just writing Python code intriguing.

 

The problem with 5.02 (if the while command is only available there) is that its beta software?

Posted

Just signed out and back in to Tapatalk. Let's see but I don't know how i could sign in to a user account that was never created.

 

Much better :)

 

 

Jon...

Thanks for the code!

 

I'll look into that approach.  Though I still find the idea of just writing Python code intriguing.

 

The problem with 5.02 (if the while command is only available there) is that its beta software?

 

Keep your eyes open.. 5.0.3 should be out shortly.

 

 

Jon...

Posted (edited)

Keep your eyes open.. 5.0.3 should be out shortly.

 

 

That's what i'm waiting for to even consider making the jump to V5.   Considering that my ISY does things like keep pets fed, I generally don't run beta code.

 

I've just installed a bunch of GE Z-Wave dimmers on all my exterior lights:

 

   http://www.amazon.com/gp/product/B0035YRCR2?keywords=z%20wave&qid=1454727730&ref_=sr_1_1&sr=8-1&srs=13584212011

 

What I would like to do is have them come on in a series of say 60 steps between 30 minutes before and 30 minutes after sunset.  Similarly I'd like to have them turn off in a series of say 60 steps between 30 minutes before and 30 minutes after sunrise.

 

If you just want them to end up full-on or full-off, why get fancy?

Almost Sunset
If        Time Is Sunset  - 30 minutes
Then      Run Program 'Fade Up Exterior' (Then Path)
 

Fade Up Exterior

If      (NO CONDITION)
Then
        Set 'ZwaveExteriorDimmer' 1%
        Repeat 50 times
           Set 'ZwaveExteriorDimmer' Brighten
           Wait  36 seconds, 

The above is primitive, works in 4.x.x , and compatible with just about any dimmer, Insteon or Zwave, as long as "Brighten" just steps up 1 level.

 

Many of these Z-Wave dimmers have built-in fade-up and fade-down functionality, you just need to set the appropriate parameters.   I think the slowest supported fade would be P7=99 and P8=255, taking about 5 minutes to execute.

Edited by KeviNH
Posted

That's what i'm waiting for to even consider making the jump to V5. Considering that my ISY does things like keep pets fed, I generally don't run beta code.

 

 

If you just want them to end up full-on or full-off, why get fancy?

Almost Sunset
If	    Time Is Sunset  - 30 minutes
Then	  Run Program 'Fade Up Exterior' (Then Path)
 

Fade Up Exterior

If      (NO CONDITION)
Then
	    Set 'ZwaveExteriorDimmer' 1%
	    Repeat 50 times
		   Set 'ZwaveExteriorDimmer' Brighten
		   Wait  36 seconds, 
The above is primitive, works in 4.x.x , and compatible with just about any dimmer, Insteon or Zwave, as long as "Brighten" just steps up 1 level.

 

Many of these Z-Wave dimmers have built-in fade-up and fade-down functionality, you just need to set the appropriate parameters. I think the slowest supported fade would be P7=99 and P8=255, taking about 5 minutes to execute.

5.0.3 will be beta also. There will be a long road before a RC version will be out.

 

OTOH after running v5.0.1 and v5.0.2 I would have no problem relying on either version for serious applications. Any problems I have seen were just gui and very minor.

Posted

That's what i'm waiting for to even consider making the jump to V5.   Considering that my ISY does things like keep pets fed, I generally don't run beta code.

 

 

If you just want them to end up full-on or full-off, why get fancy?

Almost Sunset
If        Time Is Sunset  - 30 minutes
Then      Run Program 'Fade Up Exterior' (Then Path)
 

Fade Up Exterior

If      (NO CONDITION)
Then
        Set 'ZwaveExteriorDimmer' 1%
        Repeat 50 times
           Set 'ZwaveExteriorDimmer' Brighten
           Wait  36 seconds, 

The above is primitive, works in 4.x.x , and compatible with just about any dimmer, Insteon or Zwave, as long as "Brighten" just steps up 1 level.

 

Many of these Z-Wave dimmers have built-in fade-up and fade-down functionality, you just need to set the appropriate parameters.   I think the slowest supported fade would be P7=99 and P8=255, taking about 5 minutes to execute.

I was thinking of something like this, thanks.  Unfortunately brighten on my dimmer brightens not by one, but by 6%.

 

So, if I wanted to brighten in 1% increments I assume I will need to use a variable.

 

What are the advantages (if any) of defining 'Fade Up Exterior' as its own program and not just define the commands directly in the 'Almost Sunset' then block?

 

Also, what is the threading model of the ISY?  If I'm in the middle of running Fade Up Exterior will other triggers continue to be evaluated and executed?

Posted

I was thinking of something like this, thanks.  Unfortunately brighten on my dimmer brightens not by one, but by 6%.

 

So, if I wanted to brighten in 1% increments I assume I will need to use a variable.

 

What are the advantages (if any) of defining 'Fade Up Exterior' as its own program and not just define the commands directly in the 'Almost Sunset' then block?

 

Also, what is the threading model of the ISY?  If I'm in the middle of running Fade Up Exterior will other triggers continue to be evaluated and executed?

Yup. Just as long as you have a Wait or Repeat line in there it hands the control back to the ISY engine to be productive while the time is being not-wasted.

Posted

One more dumb question.  I've set up an OutsideDimmerValue variable.  However I can't find any way in the GUI (4.3.26) to set the value of my dimmer to the value of OutsideDimmerValue.

To be honest I think I'd rather just enter these programs free form.  Is that a possibility?

Posted (edited)

One more dumb question.  I've set up an OutsideDimmerValue variable.  However I can't find any way in the GUI (4.3.26) to set the value of my dimmer to the value of OutsideDimmerValue.

 

To be honest I think I'd rather just enter these programs free form.  Is that a possibility?

Not sure what "free-form" means but from my guess  the answer is "No". ISY only accepts menu edited/written code.

 

This is pretty standard for small controllers without debuggers or syntax checkers for interpreted code. If a syntax error was found who would it tell?  Would you want your ISY to just stop/hang until you checked it next weekend?

 

I don't believe 4.2.x supports setting to a variable based  level. You will need v5.0.2. When v5.0.3 comes out it will be a drop in without much hassle. I have run v5.0.2 since it came out (a few months) and I doubt you will  find a bug in it for the first 4-5 months of usage. If you can write free-form code then you can handle v5.0.2 with it's few GUI things not completed.

 

 

Set your bulb ramp at 8 minutes and use the 3% jumps. You will never see it.

Edited by larryllix
Posted

What are the advantages (if any) of defining 'Fade Up Exterior' as its own program and not just define the commands directly in the 'Almost Sunset' then block?

There are advantages to defining a separate program with no conditions, and calling it using "RunThen" from another program.   For one, a program with "Wait" statements inside results in the "If" conditions being re-evaluated after every wait ends;  if the "If" statement is false when re-evaluated, the program terminates early.

 

This is one of the little idiosyncrasies of ISY programming that takes a while to learn and get used to working around.   As a programmer, it helps to think of the ISY as sort of a big state machine.

Posted

.....

What are the advantages (if any) of defining 'Fade Up Exterior' as its own program and not just define the commands directly in the 'Almost Sunset' then block?

....

In this case (below)....none.

 

 

 

Almost Sunset

If

        Time Is Sunset  - 30 minutes

Then

      Run Program 'Fade Up Exterior' (Then Path)

 

 

   Fade Up Exterior

If

     (NO CONDITION)

Then

         Set 'ZwaveExteriorDimmer' 1%

         Repeat 50 times

                Set 'ZwaveExteriorDimmer' Brighten

                Wait  36 seconds,

Else

       -----

 

 

However,

-if there are conditions in the second program that are not wanted as triggers

-if there are multiple conditions that result in more than two code path options.

-if the first trigger could become false and it not be desirable to stop running the True block

 

Almost Sunset

If

        From  Sunset  - 30 minutes

        To Sunrise+30 minutes (next day)       <------this will run else and stop Then Block

Then

      Run Program 'Fade Up Exterior' (If)      <---more decisions to be made

Else

        Sunrise code here                   <---- sunrise+30 stops Then block, Fade Up Exterior insulated

 

 

   Fade Up Exterior  [disabled]       <----triggers can't happen

If

     Door is closed                   <----door opening cannot stop code running, decision is made once

Then

         Set 'ZwaveExteriorDimmer' 1%

         Repeat 50 times

                Set 'ZwaveExteriorDimmer' Brighten

                Wait  36 seconds,

Else

       Door is open code lines

Posted

 

Almost Sunset

If

        Time Is Sunset  - 30 minutes

Then

      Run Program 'Fade Up Exterior' (Then Path)

 

 

So once the 'Time Is Sunset - 30 minutes' trigger becomes true, there is no way for it to become false again say for example when time becomes not 'Sunset - 30 minutes' but 'Sunset - 29 minutes'?

Posted

Thanks for all the help.

I'm not running anything mission critical here (just my exterior lights), so in order to get to the 1% increment solution (it's become a bit of a white whale for me) I'll probably just upgrade to 5.02.

Posted

Thanks for all the help.

 

I'm not running anything mission critical here (just my exterior lights), so in order to get to the 1% increment solution (it's become a bit of a white whale for me) I'll probably just upgrade to 5.02.

 

Depending on your version I might hold off on that till 5.0.3 is released.  I think 4.x is more stable and 4.4.3 is the only version supporting the free version of network resources.

 

 

Jon...

Posted

So once the 'Time Is Sunset - 30 minutes' trigger becomes true, there is no way for it to become false again say for example when time becomes not 'Sunset - 30 minutes' but 'Sunset - 29 minutes'?

No. It can never trigger false.

 

I look at triggers at though they are instigating something not really being true or false as an attention getter for the PLC engine.

If they are true or false it is only for their own purposes. Nothing else can test the trigger and find it true, ever.

 

However,

 

If

    SwitchLinc is NOT switched 'On'

...will run the Else block when an On command is received.

Posted

Depending on your version I might hold off on that till 5.0.3 is released.  I think 4.x is more stable and 4.4.3 is the only version supporting the free version of network resources.

 

 

Jon...

Is there an ETA on 5.03?  Is it likely to be more stable than 5.02?

 

So I ended up going with the "Repeat 20 Brighten" which mostly works fine.

 

However occasionally one or more of my lights will end up at 99% and not 100% or 1% and not 0%.

 

Is it possible that the brighten and dim functions on my dimmers:

 

    http://www.amazon.com/dp/B006LQFHN2/ref=twister_B017SOX4L2?_encoding=UTF8&psc=1

 

is non deterministic?  That is to say is it completely random whether a dim executed by ZWave command actually dims by 2% or 3% for example?

Posted

Is there an ETA on 5.03? Is it likely to be more stable than 5.02?

 

So I ended up going with the "Repeat 20 Brighten" which mostly works fine.

 

However occasionally one or more of my lights will end up at 99% and not 100% or 1% and not 0%.

 

Is it possible that the brighten and dim functions on my dimmers:

 

http://www.amazon.com/dp/B006LQFHN2/ref=twister_B017SOX4L2?_encoding=UTF8&psc=1

 

is non deterministic? That is to say is it completely random whether a dim executed by ZWave command actually dims by 2% or 3% for example?

V5.0.2 is absolutely stable as is all ISY firmware releases I have experienced or heard of. There are just some unfinished gui items and other minor things not completely working yet.
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