Quantcast
Channel: ThingSpeak IoT Community - All Forums
Browsing all 1833 articles
Browse latest View live

jteindl on Sensor data in js as an "IF/ELSE"

In my JavaScript I have a number of variables as shown:   stop = new google.maps.LatLng(59.093914487013, -122.71569423377514) waypts.push({ location: stop, stopover: true   The line in Bold is what I...

View Article


jteindl on JavaScript Help w/ Thingspeak API Field Data as Dependency

In my JavaScript I have a number of variables as shown:   stop = new google.maps.LatLng(59.093914487013, -122.71569423377514) waypts.push({ location: stop, stopover: true   The line in Bold is what I...

View Article


jteindl on Using field data as dependency in JavaScript If/Else statement

In my JavaScript I have a number of variables as shown below:   stop = new google.maps.LatLng(59.093914487013, -122.71569423377514) waypts.push({ location: stop, stopover: true   The line in Bold is...

View Article

astrotutor on Reading back data from Thingspeak

Hi rw950431 Thanks for the info. The result it gives is as below. I'm thinking is the answer to get the length of the string and read the last characters backwards until a blank space is reached? It's...

View Article

brenbry on Getting 0 values in my temperature data plots

I am using an Adafruit thermocouple breakout board and a Particle Photon to transmit temperature data to a plot on my channel. However, every once in awhile, I get zero values in my plot and I do not...

View Article


rw950431 on Reading back data from Thingspeak

Not sure why its doing that.  Are you sure your code is reading the complete line and not just one character at a time?  (Maybe you need readStringUtil(' ')  instead).

View Article

jteindl on JSON Query in JS to define variable based on result

This is my code:   var bin1;  function loadData() {   //   $.getJSON('https://api.thingspeak.com/channels/276256/field/2/last.json?apikey=LP74006MCJC*****&callback=?', function(data) {     bin1 =...

View Article

astrotutor on Reading back data from Thingspeak

Thanks for the help but I found this video: which demonstrated an Example from Arduino which does exactly what I want. I have also now managed to convert the result from a string to an integer. So...

View Article


Tonibco6 on Wrong Value ThingSpeak

I am sending sensor data from the LoRa module (Sodaq ONE) throughtout KPN network. I would like to be able to see this sensor data monitorised within "ThingSpeak", but a '0' value is received...

View Article


cstapels on Wrong Value ThingSpeak

ThingSpeak will accept Hex values as well as ASCII.  Depending on how they are formatted, it may interpret the hex values as strings.  For example, Cheerlights (channel 1417) contains the string from...

View Article

Tonibco6 on Wrong Value ThingSpeak

What do this 5 digits mean "#xxxx" on the browser address? https://api.thingspeak.com/update?api_key=WRITE_API_KEY&field1=#xxxx Since I have got a '0' value on my Write keys, so maybe it is the...

View Article

cstapels on Wrong Value ThingSpeak

See the documentation at Update a channel feed  I wrote "field1=#xxx to show you could put Hex numbers in there. You can continue to append values on the end of the REST call:...

View Article

Tonibco6 on Wrong Value ThingSpeak

Still '0' values as result. Well, I got some peaks as I added a random values to each field, but unfortunately then, it keeps coming down to '0'. This is what my LoRa provider (Sodaq) has messaged me;...

View Article


cstapels on Wrong Value ThingSpeak

Data for updating a field or a feed is not generally formatted as a JSON object when you use the REST API. You can use JSON format is certain situations, and ThingSpeak will optionally return some...

View Article

cstapels on Query data field for JavaScript Dependency

You may be able to use jquery: $.getJSON('https://api.thingspeak.com/channels/' + channel_id + '/fields/1.json?api_key=' + api_key , function(data) {   if (data.feeds==....)   //Do your check here })...

View Article


viiartz on Count elapsed hours

Hi All, I have a ds18b20 temp sensor on an esp8266 -13 uP updating one of my channels every couple of minutes. The board is running from a 10000mAh power bank and based on my calculations it should run...

View Article

maneesh.marian on getting channel out put as a single value

I was trying to get my channel field using  https://api.thingspeak.com/channels/xxxxx/fields/1.json?api_key=xxxxxxxxxxxxx&results=1 but i got out put as...

View Article


cstapels on getting channel out put as a single value

If you just want the last entry, you can use the instructions here.   For example, use the format  https://api.thingspeak.com/channels/12397/fields/1/last.txt If you don't want the last entry, you can...

View Article

JasonW on MQTT losing data

Marc, We're made some changes to the MQTT broker that will hopefully stop that behavior from happening in the future. If you are continuing to see data loss, please let us know! Jason

View Article

mac on Limits with the length of "uri" when using Ciao

What limits apply to the length of "uri" when using Ciao to send a URL to ThingSpeak (free account)? CiaoData data = Ciao.write(CONNECTOR, SERVER_ADDR, uri); // to send the URL to ThingSpeak? I am...

View Article
Browsing all 1833 articles
Browse latest View live