Answered
how to enable email notification once a month or after 30 days.
Have you taken a look at the TimeControl app on ThingSpeak? You can use that to schedule your MATLAB code to run on a schedule o...

4 months ago | 0

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Answered
ThingSpeak error responses broken?
We are looking into this. I'll post a response here when we have more information.

4 months ago | 0

Channel


BatteryTest

5 months ago

Answered
ESP32 - Arduino - no data seen on Thingspeak
I'd recommend starting with the examples here. They will provide a good foundation as you develop your specific sketch.

5 months ago | 0

Answered
MQTT subscribe gets no data back
Have you taken a look at this example? It should be possible to modify it for a Particle Argon quite easily.

5 months ago | 0

Answered
ThingSpeak account not accepting messages after anniversary date
Have you tried sending messages from a browser window to rule out a code issue?

5 months ago | 1

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Answered
Can't export data from thingspeak. Thingspeak takes too long to respond.
We're able to reproduce this and are working on a fix. I'll update this thread once the fix is deployed.

5 months ago | 0

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Answered
Random appearance of error code 400
A 400 response is in response to a bad request. This usually can be traced back to a request that likely has badly encoded data....

5 months ago | 0

Answered
Thingspeak - upload stopped working on all channels simultaneously
I think this has to do with your device connectivity or something on that end. To confirm, can you try logging in to ThingSpea...

5 months ago | 1

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Answered
How do i send multiple emails to different people using the Thingspeak Matlab Analysis
The alerts feature is designed to only send emails to the ThingSpeak accout holder. This is to prevent abuse of the service to g...

5 months ago | 0

Answered
Thingspeak - Expired License message & upload stopped working
I suspect you missed the deadline to link your legacy ThingSpeak account to a MathWorks Account. The issue is the same as report...

5 months ago | 1

Answered
Reading values from thingspeak website
Please refer to this page and the FAQ for information on the different license types and the capacity of each license type. Also...

6 months ago | 1

Answered
Running CURL - Post method to Thingspeak
Have you tried starting from the examples in the ThingSpeak library? There are specific examples for the Yun that you can start ...

6 months ago | 1

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Answered
Data storeged in thingspeak
I think you will find the answers to your questions in the License FAQ.

6 months ago | 0

Answered
Can we upload image to Thingspeak?
If you are using a Raspberry Pi, you can set up the IP camera functionality on it and then use the IP camera in a MATLAB visuali...

6 months ago | 1

Answered
Getting authentication failure when using POST from ESP32
Have you taken a look at this example: https://www.mathworks.com/help/thingspeak/continuously-collect-data-and-bulk-update-a-th...

6 months ago | 0

Answered
ThingHTTP Example not working
It appears Coinbase changed their CSS or page layout, yet again. Try this instead: In the URL field, enter: https://cointelegra...

6 months ago | 1

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Answered
Can Raspberry pi 3B+ use Talkback (Thingspeak)?
Any device that can make HTTP requests should be able to use the Talkback feature on ThingSpeak, including the Raspberry Pi.

7 months ago | 1

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Answered
How can I change the standard 15 s update time when using my own local Thingspeak server?
One second updates are only supported on the ThingSpeak service. To get the one-second update rate, you will need to purchase a ...

7 months ago | 0

Answered
How to clear thingspeak channel from Matlab?
Try this: ChannelID = YOUR_CHANNEL_NUMBER; UserAPIKey = 'YOUR_USER_API_KEY'; % This is available from https://thingspeak.com/a...

7 months ago | 0

Answered
urlfilter provides wrong number
It appears that the website loads its data dynamically (i.e., data is loaded into the page's DOM asynchronously after the initia...

7 months ago | 1

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Answered
Can't import csv file into thingspeak.
Thank you for reporting the issue. It has been resolved.

7 months ago | 1

Answered
Raspberry Pi with MPU6050 Sensor Data Visualisation (Accelerometer, Gyroscope)
There are numerous tutorials online. Have you tried looking at some?

7 months ago | 0

Answered
How to write a matlab code to automate the bulk write procedure on Thingspeak
Please see the documentation for the thingSpeakWrite function.

7 months ago | 0

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Answered
need help with Talk back, commands and fields
Have you taken a look at the Thingspeak examples? This one might be relevant to what you're trying to do: <https://www.mathwo...

7 months ago | 0

Answered
Insert the fields into a web site
Take a look at this documentation: https://www.mathworks.com/help/thingspeak/embed-a-chart.html I'm not sure what you mean by "...

7 months ago | 0

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Answered
Receiving multiple math errors while plotting data with Matlab AQI Calculator Example
My suspicion is your data contains 'NaN' and you are attempting to perform arithmetic on NaNs. You may want to look into functio...

7 months ago | 0

Answered
How do I breakline in MATLAB emails?
Try alertBody = sprintf('El sistema de monitoreo no ha obtenido ningun dato del Arduino en los ultimos 10 minutos.\r\n Se rec...

8 months ago | 0

Answered
Error -304 in writeFields()
I believe you have isolated the problem to your Netgear extender. The symptoms point to a delay of some sort that the extender i...

8 months ago | 0

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Answered
Message update interval limit / MQTT subscriptions
With a free license, a channel can only be updated at most once every 15s. It does not matter if the updates are happening using...

8 months ago | 0

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