mdahlb on ThingSpeak Communication Library for Arduino
Hello, Is there a simple way to read the last value AND the timestamp for that value? I can easily read the last value, thanks to the library, but what about the time and date?
View Articlemdahlb on Read last value AND time/date from thingspeak
Thanks! Well, I managed to get the "age" (in seconds) of the most recent entry by adding the following code: String response = ThingSpeak.readRaw(myChannelNumber, String(String("/fields/") + String(1)...
View Articledukeofboz on thingspeak and 1sheeld Arduino shield
hi there, I have tried to use the Arduino 1sheeld (www.1sheeld.com) to send sensor data to my fields in my thingspeak private channel. That worked fine. Now I'm trying to do the opposit: Getting data...
View Articlesheahudson on No Data Transfered to Thingspeak
Hello, can anyone help me. I am new in learning about ThingSpeak and Arduino. I want to make send data from LM35 that connected to Arduino to ThingSpeak using Ethernet Shield. The program can be run...
View Articlegregp228 on Updating Latitude and Longitude from ThingSpeak Communication...
The ThingSpeak Communication Library for Arduino has location functions: ThingSpeak KEYWORD1 begin KEYWORD2 writeField KEYWORD2 setField KEYWORD2 setLatitude KEYWORD2 setLongitude KEYWORD2 setElevation...
View Articleauliandini on Talkback // How to make an LED blink when Thingspeak Data...
i have same problem with sinet666, and i already look at the example code but dont have any idea with that tho. Anyone can help with other example for arduino and esp8266?
View Articledave1829 on i have 4 TS channels, how to update 16 values via one Arduino...
i have tried so many iterations! for example: #include "ThingSpeak.h" unsigned long upstairsPlenumCh1APIKeyChNum = xx; const char * upstairsPlenumCh1APIKey = "123"; unsigned long...
View Articlerw950431 on i have 4 TS channels, how to update 16 values via one Arduino...
Did you look at the "WriteMultipleVoltages" example from the TS library? Even if you solve your compile errors it wont work because TS limits updates to one every 15 seconds per channel so only the...
View Articlejosepbj on ESP8266 + Arduino
Hey there, The last week I was working to create an sketch that uploads and retrieve data from a thingspeak channel. Even though it was quite tough (the reason why I am sharing it), I did quite quick...
View Articleangeloventura on thingspeak with enc28j60 & arduino
Great Job!!! Which library works??? Do you have a link??? Thank u
View Articleheinb on Need help posting data using RN171 wifi shield and wifly library
Hi there I am completely stuck and would really like some input. I can get a stable connection to Thingspeak, but all my attempts to post data re unsuccessful. I can either post an empty entry (It...
View Articleheinb on Need help posting data using RN171 wifi shield and wifly library
I managed to solve the issue. Here are the steps that might help, even for those who uses other hardware and libraries: 1. I knew that the url to post worked when I put it in a web browser - it...
View Articlesayanbhattacharyya on HackPOD: Smartphone-like MCU platform powered by Arduino
Hi guys, Let me introduce you to HackPOD, an advanced microcontroller platform we developed over the last 2 years. HackPOD is a fast and powerful electronics development platform in a portable...
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Smitty on Multiple 1 Wire Bus on Digital Pin ....
How best to achieve this ... Not getting a successful compile from the below sketch .... Very much a newb with ThingSpeak and Arduino ... /* Arduino Mega 2560 WiFi Weather Station * * July 2016 By...
View Articlerw950431 on Multiple 1 Wire Bus on Digital Pin ....
For a start the Thingspeak section is outside the loop() so probably wont compile. Use the arduino IDE Tools->Format menu to nicely indent your code so its easy to pick these things up. I suggest...
View Articlejpsabo on Problem using Thingspeak Library with local Thingspeak installation
Thanks for the posting…this is just what I needed to get an Arduino Yun talking to my local ThingSpeak server (ubuntu-14.04.4-server-amd64 on VMWare Fusion 6.0.6): void setup() { // pass custom IP...
View ArticleLuis_Filipe on Arduino Mega with yun shield
Hello guys, I want to collect data to thingspeak by a analog A0 input with WiFi communication, the problem is that I´cannot setup by yun shield to send data. I test with a ethernet shield and...
View Articlehickse on Not all DS18B20 sensors present on ThingSpeak
I have successfully compiled a sketch that collects and displays an analog temperature, 2 (of 4) DS18B20 sensors, and a digital temperature and humidity output from a DHT11 sensor. All sensor data...
View Articlerw950431 on Not all DS18B20 sensors present on ThingSpeak
Have you tried setting DWHTempIn to a fixed value and testing if that updates correctly? Are you sure you have enabled channels 4 and 5 on your thingspeak channel and that the value is within the...
View Articlehickse on Not all DS18B20 sensors present on ThingSpeak
Thanks for looking at this. I tried to set DWHTemp to a fixed value and uncomment it and that did not work. When I disable the DHT11 temp I can include 1 more DS18B20 sensor and get it to show in a...
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