Christopher Stapels

MathWorks

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How can I make simulink model of Integrated control and monitoring system with digital electronic board, sensor and wireless sensor to send data to thingspeak ?
We have a great support package for Arduino, which will allow ou to use the ThinkSpeakRead block in your model and deploy to the...

17日前 | 0

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How to access files on Matlab Drive from Thingspeak Analysis App
Unfortunately at present you cannot access MATLAB drive content via ThingSpeak analysis or visualizations. I will add your requ...

24日前 | 0

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Historial en los charts
It is not clear what app you are using to view your ThingSpeak data, but I do not think the app you show it is specifically supp...

28日前 | 0

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thingspeak server closing connection immediately
Usually that means an authentication issue. Can you ensure the device is set up correctly and it is allowed to publish to the c...

約2ヶ月前 | 0

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Confusion using thingsspeak in MATLAB(How to turn on relevant lamps depending on signal recieved from thingsspeak)
Have a look at this video series, especially in the fourth video, where we talk about remotely controlling objects. https://mat...

2ヶ月前 | 1

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data stops after 6-7 transmissions
I recomend using the ThingSpeak library - it takes care of much of the network connectivity for you. Are you sure its not one o...

2ヶ月前 | 1

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String Logic 19
Examples: 'DIG' --> 'I' 'IMPORTANT' --> 'MOTN' 'DEAL' --> 'EL' 'LIMB' --> 'IB' 'MOSTLY' --> 'OTY'

3ヶ月前

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Binary numbers
Given a positive, scalar integer n, create a (2^n)-by-n double-precision matrix containing the binary numbers from 0 through 2^n...

3ヶ月前

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Find out sum and carry of Binary adder
Find out sum and carry of a binary adder if previous carry is given with two bits (x and y) for addition. Examples Previo...

3ヶ月前

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Convert given decimal number to binary number.
Convert given decimal number to binary number. Example x=10, then answer must be 1010.

3ヶ月前

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Create a cell array out of a struct
Create a cell array out of a (single) struct with the fieldname in the first column and the value in the second column: in: ...

3ヶ月前

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Can't send data from ChirpStack to TS
You don't seem to have included any data, at least in what you have shown above. If you are including data and you see the numb...

3ヶ月前 | 0

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401 error code when trying to bulk-write to Thingspeak using AT-COMMAND
The bulk endpoint requires a somewhat complex syntax. Check out the bulk JSON update page here. You aren't providing all the c...

3ヶ月前 | 0

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Error sending data to ThingSpeak - Data Intervals??
Generally I'd look at the code. ThingSpeak will only reject your data if you send it too fast or format it wrong, but it seems ...

3ヶ月前 | 0

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How do I display all the data, not just the last 30 minutes or so
You can use the pencil icon in the upper right of the standard field plots on your ThingSpeak channel to show more data, assumin...

4ヶ月前 | 1

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The write channel is same as read channel data. Why the data is not processed?
a = 1:5 for i = 1: length(a) out = i * a(i) end If you read more then one value from your channel at a time, then length...

5ヶ月前 | 0

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Buenas noches, tengo error -301
The 301 error means the library is not able to find a connection that works. Either your conenction parameters are incorrect, or...

5ヶ月前 | 0

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Thingspeak HTTP eror code: -210
You can send data to multiple fields in a single post by adding &fieldx=number to the end of the api call or the mqtt payload. ...

5ヶ月前 | 1

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No longer seeing data from sim800l and pic18f4525
No change in the API. My guess is connectivity. Try moving the device to a new location.

5ヶ月前 | 0

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MATLAB code has not completed execution within the allocated time. Consider optimizing your MATLAB code to execute within the available time limit.
I suggest using thingSpeakRead and the Alerts service. Your code will preform much faster and you wont have these errors.

5ヶ月前 | 1

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The write channel is same as read channel data. Why the data is not processed?
length(values1) is 1 so i is 1, and Y1(i) = i * values1(i); just multiplies your value by 1. Perhaps you want to read more tha...

5ヶ月前 | 1

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Not connecting to thingspeak
Start with the getting started tutorial. Then make sure you can update your channel via the browser. Then try to update a st...

5ヶ月前 | 0

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Public views requires login
Thanks for reporting this issue. We have a fix in progress, but in the meantime please try the following workaround: Go to the...

5ヶ月前 | 1

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Send more than one value in Field 1. Buffer of values.
We definitely need to change he way you are sending data to ThingSpeak. (I would clear the data and start over) Do you intend t...

5ヶ月前 | 0

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Wo kann ich die kostenlose Lizenz erwerben?
You do not need to purchase anything to use the free version of ThingSpeak. If you are intending to use it for commercial purpos...

5ヶ月前 | 1

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Send more than one value in Field 1. Buffer of values.
ThingSpeak cannot parse the data you have in your field since it has string characters in it. MATLAB can though. First you nee...

5ヶ月前 | 0

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GAUGE DOES NOT WORK CORRECTLY
Please follow this post.

6ヶ月前 | 0

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Sending a danger message on email or phone Number.
Sure, there are several ways to do that using ThingSpeak. The best way is using the alerts API. Jsut set up the alert in Thing...

6ヶ月前 | 0

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Sometimes updates temp others humidity
Yes you can send in one command. See the library examples on write multiple fields. Your code is violating the 15 second rule be...

6ヶ月前 | 0

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How to use Fronius HTTP Post push service to send data to thingspeak
A quick web search does not show great documentation for Fronius push service, but I did find some things. I would use http. U...

6ヶ月前 | 0

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Christopher Stapels

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