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Christopher Stapels

MathWorks

Last seen: 3 Tage vor Aktiv seit 2016

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Beantwortet
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...

11 Tage vor | 0

Beantwortet
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...

15 Tage vor | 0

Beantwortet
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...

19 Tage vor | 0

| akzeptiert

Beantwortet
I want to send my ultrasonic sensor data on thing speak through arduino programming using esp32 microcontroller . but it is not sending the data on thingspeak.
Please try writing using the browser once so there is at least some data in your channel. See the api keys tab of your channel ...

24 Tage vor | 0

Beantwortet
Im not able to csv file into the cloud.Each time I get a timestamp error. I have tried all the format thats given on the site. But each time I get "no rows imported"
Your file has a bunch of extra commas at the end, ThingSpeak is seeing these as several entries with the same timestamp. Remov...

27 Tage vor | 0

Beantwortet
pack more information into a single field
Fo the concepts, I really reccomend some time with the documentation. I would suggest you use multiple channels, this will ma...

etwa 2 Monate vor | 0

Beantwortet
Can the React App trigger 2 thinghttp requests simultaneously?
Use React to trigger MATLAB analysis, then you can write many actions in the code. webwrite and webread should let you intereact...

etwa 2 Monate vor | 1

Beantwortet
Sending all fields data with Mqtt
Yes, there is a multiple field syntax. See the publish to channel field doc. In the Payload pane, use the following settings...

2 Monate vor | 0

Beantwortet
single variable to overwrite in thingspeak
This is a bit convoluted, but It can give you a somewhat more rapid response within a few seconds. ThingSpeak doesnt have a vari...

2 Monate vor | 0

Beantwortet
ThingSpeak not downloading historical data
Also, ThingSpeak presently has a temporary data degradation. See this post in the community for more information

2 Monate vor | 0

Beantwortet
MQTT support for zephyr
Here is the MQTT documentation for ThingSpeak. Let us know what issues you are havng and we can suggest some steps to take.

2 Monate vor | 0

Beantwortet
tengo 14 sensores y thinspeak solo permite 8 campos por canal, que opciones tengo
One way is to use two channels. If you want to display the data from both channels at once, you can create custom MATLAB visual...

3 Monate vor | 0

Beantwortet
I cannot get column display in standard graph
See this post now and in the future for updates.

3 Monate vor | 0

Beantwortet
How to delete all data of a channel are older than a date using a request.
There is not an API command to selctively delete specific points. You can clear all channel data at once with the API and with ...

3 Monate vor | 0

Beantwortet
how to send and receive text/string data automatically in IoT page?
ThingSpeak treats most data as strings until you try to plot or do math with them, so you should be fine with your special chara...

3 Monate vor | 0

Beantwortet
receive and export data at the same time
I think your questions are fundamentally programming questions, they dont have much to do with ThingSpeak exactly. I reccomend ...

3 Monate vor | 1

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Beantwortet
Redirecting you back to the application, Thingtweet and twitter
ThingTweet is no longer operational as a result of X / Twitter API v1.1 deprecation.

3 Monate vor | 0

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Beantwortet
Matlab Drive, almacenamiento de imagen de thingspeak.
At present, you can only read the latest image using the image widget on your channel view. Deleting the image channels on Thin...

3 Monate vor | 0

Beantwortet
Can ThingSpeak be a good platform for Digital twin? What are the specifications?
Yes, ThingSpeak can be used as an easy to set up digital twin platform. You can find the specifications in the documentation.

3 Monate vor | 1

Beantwortet
ThingSpeak: The uploaded file was not imported because it is missing timestamps.
I used the data you provided and was able to upload it sucessfully to one of my channels created_at,field1,field2,field3,status...

3 Monate vor | 0

Beantwortet
Field 1 Chart Options
Thank you for reporting this issue. We are aware of the problem and are working to fix this issue. I plan to report any change...

3 Monate vor | 1

Beantwortet
Graphics show line chart irrespectively of selecting e.g. column
Thank you for reporting this issue. We are aware of the problem and are working to fix this issue. I plan to report any change...

3 Monate vor | 0

| akzeptiert

Beantwortet
hey, I'm new to this. so the lamp indicator in ThingSpeak is showing "Field not available". It was working fine few days back but not now.
Generally this means the field is inactive or has no data to read. Try using the read last entry api https://api.thingspeak.com...

4 Monate vor | 0

Beantwortet
what does the message "cacheableLookup ENOTFOUND api.thingspeaks.com" in the Particle photon webhook means?
You added an extra 's' to the end of ThingSpeak, that may be the issue. Particle has a pretty active community, I would ask the...

4 Monate vor | 0

Beantwortet
Does Thingspeak MQTT broker allow retain?
The publish channel page says you need to set retain to 0. I think that means retain is not supported, Im sorry.

4 Monate vor | 0

Beantwortet
Error 401 while writing feild to channel from ESP32 WROOM 32
401 is unauthorized, it means you have the wrong api and channel id combo. Use your browser window to update your channel to ma...

4 Monate vor | 0

Beantwortet
i can't see the data updating in thingspeak but only 1 field can be update in thingspeak and other 3 or not updationg only once it has been update 4 fields. In serialmonitor s
You are using the single write function, you should use the multiple fields write syntax. In your code, you are writing four se...

4 Monate vor | 1

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Beantwortet
ESP8266 trouble connecting to api.thingspeak.com, but it's weird
Also answered here.

5 Monate vor | 0

Beantwortet
ESP8266 connection issues but
I've seen ESP8266 with long connection times of 10-15 s, but nothing quite like what you see. I know you have the MQTT devices ...

5 Monate vor | 0

Beantwortet
How to prevent gauges and graphs to move when scrolling?
If its really important, I would suggest you host them in an iframe on another site. The scrolling behavior is sometimes odd on...

5 Monate vor | 0

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