Respondida
How to retrieve data from thingspeak to unity using rest API ?
You can use the Read Data endpoint to get data from ThingSpeak along with UnityWebRequest in Unity. You can also use the MQTT...

más de 4 años hace | 0

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Receive Notification when Data not Coming
Yes, this definitely possible. Have a look at the no data check section for the React App help. Also you could write a MATLAB...

más de 4 años hace | 0

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Discussion

New Movie: Act on Data in ThingSpeak. Fourth in IoT from Data to Action
My dear friend Ram and I have finished our latest movie series. You can watch the <https://www.mathworks.com/videos/iot-from-da...

más de 4 años hace | 3

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Can someone help me with this coding? When I run it always says No data read, it should be show the result I write there because it already passed the conditions
I just read your channel and there is no data in the past day. NumDays ,1 privides the data from the last day starting now. Yo...

casi 5 años hace | 0

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Can someone help me with this coding? When I run it always says No data read, it should be show the result I write there because it already passed the conditions
Channel 1517893 is not public. In this line: temperatureData = thingSpeakRead(channelID,'NumDays',1,'Fields',1); you wil need...

casi 5 años hace | 0

Discussion

IoT from Data to Action: Part 3
The <https://www.mathworks.com/videos/series/iot-from-data-to-action.html third movie> in our new series is live. We focus on M...

casi 5 años hace | 3

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HTTP Post - No data at receiver
Instead of thingHTTP, I would reccomend you use a MATLAB analysis. You can use the webwrite command to create a POST. There is ...

casi 5 años hace | 0

Discussion

New ThingSpeak Video Series: IoT from Data to Action
We've started a new video series on how and why to use ThingSpeak. <https://www.mathworks.com/videos/series/iot-from-data-to-act...

casi 5 años hace | 1

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Show value from thingspeak in excel
Here is one example.

alrededor de 5 años hace | 1

Canal

DataTarget

alrededor de 5 años hace

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Send message or command to BBC Micro Bit
I think MQTT is the best way to acheive this. I havent used a micro bit, but I found some examples showing how to connect to an...

alrededor de 5 años hace | 0

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Two graphs in one ThingSpeak window
Have a look at this example. It does some manipulation to make sure the x axis are the same, you may not need to do that in your...

alrededor de 5 años hace | 0

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Why I can't sent emails with Matlab Analysis? (Having error 429).
See Error Codes. 429 is too many requests. You can see the limits on the send alert page in the limitations section. I recco...

alrededor de 5 años hace | 0

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ThingSpeak Communications Library - how to read multiple fields with one fetch
The latest version of the library supports multiple reads! See this post.

alrededor de 5 años hace | 0

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Things Stack (TTN v3) howto write lorawan message information to ThingSpeak stream
Right now that data is not available directly from the ThingSpeak integration. We will consider it an enhancement request, than...

alrededor de 5 años hace | 0

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Canal

Shake
Shake Data station=RF23B

alrededor de 5 años hace

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Can I use One ESP32 Device to update 2 ThingSpeak Channels?
Yes you can but the code you wrote wont do it. I would start with the ThingSpeak library for Arduino, ESP8266 and ESP32. Use t...

alrededor de 5 años hace | 1

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Daily average of a temperature
You can use the pencil icon on the top of the ThingSpeak plot to make the timeScale Daily. Also, you can write the output fro...

alrededor de 5 años hace | 0

Discussion

New IoT Hardware (Magicbit) that helps you get your data in ThingSpeak.
I recently found some interesting hardware in a <https://www.hackster.io/magicbit0/connect-your-magicbit-esp32-to-thingspeak-7b6...

alrededor de 5 años hace | 2

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How to insert a .m file from matlab into ThinkSpeak matlab?
You can run a MATLAB file that does not produce a visual output in the MATLAB analysis app. For visualization outputs, use the ...

alrededor de 5 años hace | 1

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Daily sum in bar chart is wrong
I tried this in one of my channels and it seems to work fine. I wonder if there is something different about your data. Can yo...

alrededor de 5 años hace | 0

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New User Thingspeak data
Can either of you share your channel ID if they are public? Then we can have a look at the data you are sending and see what is...

alrededor de 5 años hace | 0

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Bar Graph legend & x axis
This looks like an interesteing application. Can you tell us more about what you are monitoring?

alrededor de 5 años hace | 0

Discussion

Congratulations to our new top posters on the ThingSpeak Community!
<https://www.mathworks.com/matlabcentral/profile/authors/3943849?s_tid=tbc_thingspeak_to_profile R SRIRANJANI RAMAKRISHNAN> is ...

alrededor de 5 años hace | 2

Discussion

ESP32 support for MATLAB
Are you using ESP32 and want to help us develop functionality for it? We are looking to add support for ESP32 boards in MATLAB. ...

alrededor de 5 años hace | 2

Discussion

ThingSpeak and Things Stack for LoRaWan Connected Devices
ThingSpeak includes an integration with The Things Stack to support collection of data over a long range network. I made a shor...

más de 5 años hace | 1

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Getting -401 error code when using WritingMulitpleFields
There are two calls to writefields in your code, I don't see a delay between them. I see a delay at the end of 20 seconds. I wo...

más de 5 años hace | 1

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Raspberry Pi - MQTT Publish & MQTT Subscribe- Updating Multiple Fields In one MQTT publish request and vice versa
Your message needs to be of the form 'field1=value&field2=value2' etc. If you use the update single field topic instead of the ...

más de 5 años hace | 0

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Sometimes not receiving email alerts from Thingspeak
See the limitations section on the send alerts page. The resrictions can be a bit tight especially when you are debugging. If ...

más de 5 años hace | 1

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My public channel signs me out and I have to login every time I view my public channel.
We aplogize for the inconvienience. Please see this post for more information. Public View is no longer public

más de 5 años hace | 0