Beantwortet
Help with basics - cant even copy data to another field
Timestamps in a channel must be uniqiue. Once written, you cannot edit a feed. A feed is the collection of a timestamp and t...

mehr als 5 Jahre vor | 0

Discussion

How many fields is enough?
Right now ThingSpeak supports up to 8 fields of data plus the status and three position fields. If you could have more fields, h...

mehr als 5 Jahre vor | 2

Beantwortet
Writing Multiple Fields with My API Key and DHT11
Do you need the Uno to take your data? I would reccomend directly programming the ESP to conenct and write to thringspeak (usin...

mehr als 5 Jahre vor | 0

Discussion

Change your auto generated user name
Did you know you can change your user id? We went through a short time where everyone was auto assigned a long user id with 'mwa...

mehr als 5 Jahre vor | 3

Beantwortet
How can I delete channels in Thingspeak Webside if i do not need them anymore, some channels for testinh made.
Click on the channel settings tab Scroll to the bottm and you will see choices to clear and delecte the channel. Clear will r...

mehr als 5 Jahre vor | 0

Beantwortet
ESP8266 help -- serial port data is showing data from sensor. Thinkspeak only receiving lines of zero data points.
I reccomend the ThingSpeak library for Arduino. You can use it to program an ESP 8266. You will likely get better error mesages...

mehr als 5 Jahre vor | 1

Beantwortet
How to upload an array of numbers to a single field in Thingspeak?
Here is one possibility. thingSpeakWrite(958725, 'Fields', 1, 'Values', join(string(x)), 'WriteKey', writeKey) or y = "[ 1 2 ...

mehr als 5 Jahre vor | 0

Beantwortet
ThingSpeak Channel Table Error
I suggest using a timetable. The uitable element is really not right for ThingSpeak. dataTimeTable = ... thingSpeakRead(c...

mehr als 5 Jahre vor | 0

| akzeptiert

Beantwortet
ThingSpeak with LoRa32u4
ThingSpeak has an integration with TheThingsNetwork. You can add an integration in a Things Network application that automatica...

mehr als 5 Jahre vor | 0

Beantwortet
Thingspeak http error 400 for fpga
Can you modify the length to include the line endings? This has been a problem for me in the past when using AT commands. If a...

mehr als 5 Jahre vor | 0

Beantwortet
i need to get the last entry of things speak using MIT app inventor and use it to determine if my microcontroller is turned off or not sending data to internet
Does your Arduino send updates at regular intervals? You could read the last two or three data points and compare the time inte...

mehr als 5 Jahre vor | 0

Kanal

Environmental Monitor
Indoor Air Quality monitor

mehr als 5 Jahre vor

Gelöst

The Hitchhiker's Guide to MATLAB
Output logical "true" if the input is the answer to life, the universe and everything. Otherwise, output logical "false".

mehr als 5 Jahre vor

Gelöst

Pizza!
Given a circular pizza with radius _z_ and thickness _a_, return the pizza's volume. [ _z_ is first input argument.] Non-scor...

mehr als 5 Jahre vor

Beantwortet
last_entry_id
I suggest that this is not the most viable method. There could be unexpected ways that last_entry_id does not always behave a...

mehr als 5 Jahre vor | 0

Beantwortet
Change User ID or Delete Thingspeak Account
You can now update your user name. When logged in to your Mathworks account (or logged into ThingSpeak) select My profile under...

mehr als 5 Jahre vor | 1

| akzeptiert

Beantwortet
last_entry_id
Can you describe why you need the last_entry_id? It is not recommended to be used for the reasons you mention (rollover, finite...

mehr als 5 Jahre vor | 0

Beantwortet
How do I create a bar chart?
Use ThingSpeakRead to get your data, i reccomend a timetable: channelID=12397; data = thingSpeakRead(channelID,'Fields',[1,4],...

mehr als 5 Jahre vor | 0

| akzeptiert

Beantwortet
First implementation of ThingSpeak, not every write is registered, pls look at my code
The free license is limited to one update per 15 seconds in a given channel. If you are updating different fields in the same c...

mehr als 5 Jahre vor | 1

| akzeptiert

Beantwortet
thing speak site not taking the values from the web site
It looks like you are using ThingHTTP. The website may have changed, or there may be parts of it that have dynamic content. If ...

mehr als 5 Jahre vor | 0

Gelöst

Missing five
Convert decimal numbers to a base-9 notation missing the digit *5* <<http://www.alfnie.com/software/missing5.jpg>> Too man...

mehr als 5 Jahre vor

Gelöst

Times 2 - START HERE
Try out this test problem first. Given the variable x as your input, multiply it by two and put the result in y. Examples:...

mehr als 5 Jahre vor

Kanal

walk Test

mehr als 5 Jahre vor

Discussion

Remote Learning IoT Projects with ThingSpeak and MATLAB
One great thing about IoT projects is they are connected to the internet, and that creates an opportunity to collaborate at a di...

mehr als 5 Jahre vor | 5

Kanal

TankBattery

mehr als 5 Jahre vor

Beantwortet
Read database from cloud-storage (dropbox or onedrive) to Thingspeak
I used dropbox for the image on this channel. Here is the MATLAB visualization code. If you are using Dropbox, the key part i...

mehr als 5 Jahre vor | 0

| akzeptiert

Beantwortet
Display the result of Matlab workspace in Thingspeak
You can use the MATLAB visualizations app to generate this visualization. Write your data to two consecutive fields in a channe...

mehr als 5 Jahre vor | 0

Beantwortet
error connecting to the server MQTT
Are you cereating a unique user name, or using the same one every time?

mehr als 5 Jahre vor | 0

Beantwortet
Configure header and connection address.
The headers and connection address seem correct. I might take the ZZ out of "content-type". You can see more information at th...

mehr als 5 Jahre vor | 0

Kanal

Brood Temp
saxony

fast 6 Jahre vor