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Search: Posts Made By: JeremyM
Forum: LIVE PLC Questions And Answers February 14th, 2019, 06:24 AM
Replies: 2
Views: 191
Posted By JeremyM
This is a bitwise ‘and’ operation. Each bit of...

This is a bitwise ‘and’ operation. Each bit of ‘a’ is ANDed with the corresponding bits of ‘b’ and the result is stored in ‘c’.
Forum: LIVE PLC Questions And Answers February 9th, 2019, 01:10 AM
Replies: 16
Views: 987
Posted By JeremyM
Using one-shot (bool) logic is how I typically...

Using one-shot (bool) logic is how I typically approach this:

if ( MachineState == 0 && !OneShot )
{
DownCount = DownCount + 1;
// other code
}
OneShot = ( MachineState == 0 );

This...
Forum: LIVE PLC Questions And Answers January 16th, 2019, 05:18 PM
Replies: 7
Views: 375
Posted By JeremyM
Yup. I found out pretty quickly during this...

Yup.

I found out pretty quickly during this project that I would need to be able to group (and monitor, and manage, and notify, and record, and add, and retire!) potentially very many alarms in a...
Forum: LIVE PLC Questions And Answers January 16th, 2019, 03:34 PM
Replies: 7
Views: 375
Posted By JeremyM
Okay great, those responses answer the question....

Okay great, those responses answer the question. :)

What was the missing feature you implemented, by the way?
Forum: LIVE PLC Questions And Answers January 16th, 2019, 01:39 PM
Replies: 7
Views: 375
Posted By JeremyM
Thanks ASF! Under what kinds of conditions...

Thanks ASF!

Under what kinds of conditions would you acknowledge by code? Wouldn't this defeat the purpose of requiring operator notification/action?
Forum: LIVE PLC Questions And Answers January 15th, 2019, 07:25 PM
Replies: 7
Views: 375
Posted By JeremyM
Question Help Me Understand ALMA/ALMD Parameters

(or industry alarming in general)

Hi all,

I’m working to implement (in C++, in a more or less platform-agnostic way) Alarm/Event detection, handling, and so on and started teasing the problem...
Forum: LIVE PLC Questions And Answers October 24th, 2018, 09:40 PM
Replies: 30
Views: 46,039
Posted By JeremyM
I wanted to use slightly more portable code. DTR...

I wanted to use slightly more portable code. DTR certainly does the job, but something like it isn’t always readily available elsewhere.
Forum: LIVE PLC Questions And Answers March 25th, 2018, 11:10 AM
Replies: 8
Views: 853
Posted By JeremyM
You can easily evaluate min/max values upon...

You can easily evaluate min/max values upon insertion into an array. No need to search.
Forum: LIVE PLC Questions And Answers February 12th, 2018, 08:35 AM
Replies: 33
Views: 11,475
Posted By JeremyM
So?

So?
Forum: LIVE PLC Questions And Answers February 10th, 2018, 05:02 PM
Replies: 33
Views: 11,475
Posted By JeremyM
Could you elaborate on how this is performed? Is...

Could you elaborate on how this is performed? Is there a test setup I could toss together to simulate noise?
Forum: LIVE PLC Questions And Answers February 1st, 2018, 12:32 PM
Replies: 3
Views: 398
Posted By JeremyM
24v is being read at what location on the card?

24v is being read at what location on the card?
Forum: LIVE PLC Questions And Answers January 11th, 2018, 08:39 AM
Replies: 17
Views: 1,110
Posted By JeremyM
Timers within the continuous task drift, and more...

Timers within the continuous task drift, and more noticeably so as the task becomes populated with more complex programs (leading higher scan times, generally). Accessing the controller’s real-time...
Forum: LIVE PLC Questions And Answers January 10th, 2018, 10:10 PM
Replies: 6
Views: 968
Posted By JeremyM
If I recall, in your controller program, you...

If I recall, in your controller program, you should be able to trigger a specific MSG instruction directed to each of the modules, to initiate reset.
Forum: LIVE PLC Questions And Answers December 7th, 2017, 09:14 PM
Replies: 14
Views: 1,264
Posted By JeremyM
What version of Studio? I encountered this...

What version of Studio?

I encountered this junk (alias tags on rungs being auto-magically replaced by the aliased I/O point's name - how useful!) on v24. Never saw it again on v29. :huh:
Forum: LIVE PLC Questions And Answers November 21st, 2017, 07:50 PM
Replies: 5
Views: 636
Posted By JeremyM
How much I/O? IIRC, the 1769-32E supports fewer...

How much I/O? IIRC, the 1769-32E supports fewer cards than the 1769-L35E.

1) leave the existing setup intact and running
2) without connecting the unit to the existing setup's network, verify...
Forum: LIVE PLC Questions And Answers November 21st, 2017, 02:07 PM
Replies: 18
Views: 1,230
Posted By JeremyM
As a band-aid, could you debounce state changes...

As a band-aid, could you debounce state changes of these inputs to handle momentary drops?
Forum: LIVE PLC Questions And Answers November 21st, 2017, 10:35 AM
Replies: 18
Views: 1,230
Posted By JeremyM
Well, that's kind of a big deal. While you're at...

Well, that's kind of a big deal. While you're at it, look at the ability to configure fault states (i.e. your comm failure) on each Point I/O module.
Forum: LIVE PLC Questions And Answers November 11th, 2017, 08:35 PM
Replies: 10
Views: 679
Posted By JeremyM
They’ll find the money for proper comms after...

They’ll find the money for proper comms after iterating through six inferior ways of solving the problem.
Forum: LIVE PLC Questions And Answers November 11th, 2017, 04:23 PM
Replies: 10
Views: 679
Posted By JeremyM
What's the data you're sharing? What resolution...

What's the data you're sharing? What resolution is required?

You could eliminate noise, uncertainty, and the need to filter analog values altogether by using n discrete I/O points to transmit...
Forum: LIVE PLC Questions And Answers November 8th, 2017, 01:13 AM
Replies: 4
Views: 460
Posted By JeremyM
They’re wrong.

They’re wrong.
Forum: LIVE PLC Questions And Answers November 7th, 2017, 06:15 PM
Replies: 2
Views: 507
Posted By JeremyM
Fantastic! :yeah:

Fantastic! :yeah:
Forum: LIVE PLC Questions And Answers November 7th, 2017, 03:40 PM
Replies: 2
Views: 507
Posted By JeremyM
Huge Favor to Ask (.ACD conversion)

I have a .ACD written for a ControlLogix L71 w/ firmware 29 with many structured text AOIs and subroutines.

I need to have these converted to either .PDF or screenshot images since I'm re-using...
Forum: LIVE PLC Questions And Answers October 18th, 2017, 01:30 PM
Replies: 33
Views: 2,782
Posted By JeremyM
This plus my 289. Well, and a second 87-V.

This plus my 289. Well, and a second 87-V.
Forum: LIVE PLC Questions And Answers October 16th, 2017, 12:28 PM
Replies: 8
Views: 502
Posted By JeremyM
*edit* Move "Counter[0].ACC" to another tag...

*edit*

Move "Counter[0].ACC" to another tag and use that as the index into the array:

OH_power_average_sorted[someTag]
Forum: LIVE PLC Questions And Answers October 16th, 2017, 12:25 PM
Replies: 8
Views: 502
Posted By JeremyM
Counter[0].ACC ... if I'm understanding your...

Counter[0].ACC ... if I'm understanding your question correctly.
Showing results 1 to 25 of 363

 
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