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Vinod


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MathWorks

232 total contributions since 2011

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Answered
Just letting you know of a simple error
Thank you for letting us know, Clarry. I appreciate you reporting it. I've filed an issue with the documentation team to fix th...

circa 11 ore ago | 0

Answered
Can't write data to channel via REST API on Arduino
If the same code works to send data to ThingSpeak from an embedded device on one network but not on another, it almost certainly...

circa 23 ore ago | 0

Answered
how to post matlab output to a website by not using thingspeak?
Here's where I would start: https://www.mathworks.com/help/matlab/ref/webwrite.html If you post more details about what you a...

2 giorni ago | 0

| accepted

Answered
Why its not possible to view visualization on your channel when being shared?
You can share a channel privately with someone knowing their email address. Please see the documentation. Note that the user wil...

5 giorni ago | 1

Answered
Sending data from another cloud provider to ThingSpeak
Haydar, If I understand right, your question is how to READ data from Azure and have the data show up on ThingSpeak. It is not ...

7 giorni ago | 0

Answered
Error 401 Arduino ESP8266
Are you still seeing a '0' response code to your requests to update a channel?

7 giorni ago | 0

| accepted

Answered
How to change the width of widgets? - gauge, lamp, numerical display
If you are familiar with HTML and CSS, you can use CSS to resize the widget. For example, create a new HTML file called example....

13 giorni ago | 0

Answered
Annotations on channel data
I think this page has what you're looking for.

14 giorni ago | 0

Answered
Unable to Post Data on Channel
I'm able to post to your channel using the link specified. Can you try again? Also, my recommendation is to reset the API key ...

15 giorni ago | 0

| accepted

Answered
Change matlab visualization timezone
If you log in to ThingSpeak and set your timezone on this page (remember to edit and save it), then the MATLAB visualizations wi...

16 giorni ago | 0

| accepted

Answered
Thingspeak channel, update visualization title based on field change
If you have a paid ThingSpeak license, you can have the MATLAB viualizations auto update by simply enabling a checkbox setting. ...

16 giorni ago | 0

| accepted

Answered
Cannot access my Thingspeak account
If you are using Safari browser (default on Mac, iPhone, iPad), a recent change in the browser's default settings has caused pro...

19 giorni ago | 1

Answered
Use generated code from Simulink Model in Thingspeak
It is certainly possible to do, but requires some engineering of wrappers to expose the MATLAB code as a service. Do you mind ...

22 giorni ago | 0

Answered
Unable to write data to ThingSpeak , HTTP error 400
Hello Otto, Can you start from one of the examples in the library here: https://github.com/mathworks/thingspeak-arduino Are yo...

23 giorni ago | 0

Answered
ThingSpeak account not accepting messages after anniversary date
Hi Alan -- are you still having trouble?

24 giorni ago | 0

| accepted

Answered
How to pick data from time range of every day?
Here's an example: d = thingSpeakRead(12397,'NumPoints',8000,'OutputFormat','TimeTable'); t = timerange(today('datetime'),toda...

24 giorni ago | 0

| accepted

Answered
How do I type ']' in matlab editor built in ThingSpeak?
I am unable to reproduce this issue with the latest version Google Chrome. What browser (Chrome/Safari/Firefox/Edge/Internet...

24 giorni ago | 0

Answered
Thingspeak - Expired License message & upload stopped working Sept 4
I think your issue is the same as that reported on this thread: https://www.mathworks.com/matlabcentral/answers/480414 Can you...

circa un mese ago | 0

| accepted

Answered
How to turn on and off a led disatnce using the MQTT with ESP32 and thingspeak.
This example may be a good starting point: https://www.mathworks.com/help/thingspeak/mqtt-publish-and-subscribe-with-esp8266.htm...

circa un mese ago | 0

Answered
CSV format data with API export only 1st field
I think you're looking for the API documented here: https://www.mathworks.com/help/thingspeak/readdata.html

circa un mese ago | 0

Answered
Thingspeak "data export" button not working
This has been fixed. For those who are having trouble, you should now be able to go to the "Data Import/Export" tab of your chan...

circa un mese ago | 0

Answered
How to test your IFTTT service to see you receive data via URL on ThingSpeak channel?
You can now send emails from ThingSpeak in a much simpler way. Steps below: 1) Go to your ThingSpeak profile and click on the "...

circa un mese ago | 1

| accepted

Answered
accelerometer data from Raspberry to Thingspeak not displaying properly
Are you sure your data in the field 2 is numeric? When you export the data, does it show as numeric or text? If the data in th...

circa un mese ago | 0

Answered
MATLAB visualization layout problem
The white bar is because the window color does not match the background color of the window in which the figure is displayed. We...

circa un mese ago | 0

| accepted

Answered
Thingspeak, Analysing within a channel
This is by design -- once the data is recorded for a particular timestamp, the datapoint associated with that timestamp is consi...

circa 2 mesi ago | 2

| accepted

Answered
How to read data in more than 2 fields in thingspeak?
Your RESTClient can read all 8 fields using the documented API and the lines of code in your application subsequent to the RESTC...

circa 2 mesi ago | 0

| accepted

Answered
ThingSpeak Channel Does Not Update Automatically when using ESP8266 with AT Commands and C Programming Language
Have you looked at the examples in the ThingSpeak Communication Library? Specifically, this example might be a useful starting p...

circa 2 mesi ago | 0

Answered
Error 429 Too many requests
Which API are you using to upload the data? If you are using the update API then you should be able to get the 1 second update r...

circa 2 mesi ago | 0

| accepted

Answered
ThingHTTP call to Twilio results in "AccountSid or AuthToken was incorrect"
Thanks for sharing your code and the solution in your comment. Looks like you were able to figure out the solution before we co...

circa 2 mesi ago | 0

| accepted

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