Respondida
Sometimes not receiving email alerts from Thingspeak
You can look at your alerts history here, but it does not record failed attempts. I suggest that you can change your MATLAB ode ...

más de 5 años hace | 0

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how to read channel status using thingSpeakRead in Matlab?
Our up time is really high, there is no reason the channel should be unavailable. Can you show the format of the command you ar...

más de 5 años hace | 0

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Login is required for public chanals
Please have a look at this discussion.

más de 5 años hace | 0

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Unable to upload a csv file
Duplicate values are not allowed in the channel. It is possibe that you had already written that data and tried a second time. ...

más de 5 años hace | 0

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Thingspeak Talkback Idempotency issue
One possible solution, though possibly expensive in terms of bytes would be to read the command - instead of executing. Then wh...

más de 5 años hace | 0

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Respondida
gauge Apps Plugins not working
This is a known issue, and we have a fix planned for later today. Thank you for letting us know.

más de 5 años hace | 0

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Screen alternating between "Login Successful" then "Authenticating" then back to "Signed in successfully" etc
Thanks for letting us know. You can clear all cache or clear the cookies associated with ThingSpeak and MathWorks in your browse...

más de 5 años hace | 0

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"Error -303"
-303 is unable to parse resonse, which you can see in the library github. 8000 records seems like a lot of data for a device to...

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Bug in API response, Reading multiple Fields with ESP8266 Arduino Library.
I think you are comparing two different operations as well. The first is a read of the latest feed entry, or all of the field v...

más de 5 años hace | 1

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Canal

AirQ NDIR

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Respondida
ThingSpeak data tips Matlab Visualization Plot
Some of the features of ThingSpeak field plots are not available on custom visualizations. Interactive plots from custom visua...

más de 5 años hace | 1

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Newbie Help For PIC and ESP8266 Connection To Thingspeak
Welcome to ThingSpeak. Sorry about the trouble. Use the ThingSpeak library. We make sure its the easiest way. Look in the exa...

más de 5 años hace | 1

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Postman Thingspeak Error 400 & Thinkspeak not updating the data
The bulk write API can be kind of tricky when it comes to syntax. Follow the bulk write doc suggestions closely. There is a P...

más de 5 años hace | 1

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Not getting reading multiple senaors data from thingspeak
I'd start by trying to write one data from the ESP. Just hard code something and make sure it writes to ThingSpeak. Take all th...

más de 5 años hace | 0

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can not upload data to thingspeak even while the data is displaying in serial moniter
What are you seeing on the serial monitor? I think the problem is that you are stopping the client before the server acknowlege...

más de 5 años hace | 0

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Write to Thingspeak Error in Matlab - URL is incorrectly formed
The most likely reason is that the timestamps already exist in your channel. You cannot write data with a timestamp that alread...

más de 5 años hace | 0

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ThingSpeak Communication Library for Arduino with ESP8266
Those pins would be defined by your board properties, not by the ThingSpeak library. It seems that the standard is GPIO1 (TX) a...

más de 5 años hace | 0

Discussion

Air Quality monitoring: perhaps a good project for schools returning from hybrid model
I've been working with several collaborators on an indoor air quality monitoring project. You can see the post at <https://www.h...

más de 5 años hace | 2

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Can I list more than 10 private channels?
We are addressing the problem and will release a fix in a future release. As a temporary workaround, add '&per_page=100' to the...

más de 5 años hace | 1

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Controlling an LED with the Pi 4 using ThingSpeak MQTT subscribe.
I havent looked at the python doc for subscribe. Where do you set the client ID? If this is it, you will want to use a differe...

más de 5 años hace | 0

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Controlling an LED with the Pi 4 using ThingSpeak MQTT subscribe.
I would look at the MQTT troubleshooting page for subscribe. It is possible that you have settings in your client that the Thin...

más de 5 años hace | 0

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Thingspeak broker address not working
The mqtt broker gives really limited messages. If you had parts of the format wrong for the subscribe method, it will probably ...

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Thingspeak broker address not working
It is working great across all of my many channels, I did not see a break near the time you posted this. What command did you t...

más de 5 años hace | 0

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API - Inconsistency with Curl, when downloading a .csv of my channel
You can get all the correct API calls from the Read data section of the documentation. The API limits you to only 8000 points of...

más de 5 años hace | 0

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ThingSpeak : Read & Write Multiple Field
Can you describe the data flow a bit more? "in MATLAB Simulink via ThingSpeak Cloud from MIT APP Inventer Application " What ...

más de 5 años hace | 2

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PID in ThingSpeak code
I'd suggest you have a look at the MATLAB onramp. Its a two hour introduction to MATLAB fundamentals, I think you would find it ...

más de 5 años hace | 0

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Can't get thingSpeak to display data
You are sending the string value "ctcurrent" to ThingSpeak, in your querry string parameters (not the value of the variable). Y...

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Discussion

What's your favorite air quality sensor?
I'm presently working on an Air Quality monitor to be able to check the status of my environment and remote environments on Thin...

más de 5 años hace | 2

Respondida
Thingspeak : From a few days ago, I can't display more than about 38Hrs
What is your update rate for that channel? The maximum number of points you can read in a single plot is 8000. Except in limite...

más de 5 años hace | 0

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thingspeak - Any way to disable "Transfer-Encoding: chunked"?
Are you sending a very large command to your device? The talkback response should be quite small. We cannot change the encoding...

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