deep_kap on Need some help regarding ESP8266 - Thingspeak
I'm using ESP8266 as WiFi cloud posting device for my sensor nodes. Taking data from a sensor node via UART (Software UART) -> Get Timestamp from RTC -> Store that data into SD card -> On...
View Articlerw950431 on Need some help regarding ESP8266 - Thingspeak
If you post the code you are now using for the upload you may get more help in improving it. In my experience most of the wifi upload time is spent waiting for the network or the other end so it may...
View Articlecstapels on Extraer datos de thingspeak sin utilizar libreria
The soil monitor example shows how to send data without the library. You can see the correct syntax for the GET to retrieve data on Get a Channel Feed. It looks like you missed the text of the...
View Articledeep_kap on Need some help regarding ESP8266 - Thingspeak
rw950431 said If you post the code you are now using for the upload you may get more help in improving it. In my experience most of the wifi upload time is spent waiting for the network or the other...
View Articlerw950431 on Need some help regarding ESP8266 - Thingspeak
There is discussion about problems similar to yours at https://github.com/esp8266/Arduino/issues/1420
View ArticleBulldogbob on Bad request 400
Hello , i use a WeMos D1 mini with a BME280 on my channel . It has worked with this sketch , but now i get bad request 400 . What went wrong ?? #include <BME280_MOD-1022.h> #include...
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valenciaa on Can I use two ESP8266 on one Arduino Uno+Xbee S2C to sending...
hi all, I use 4 XBee for temperature monitoring using cluster tree. Two XBee+Arduino as end devices so they send temperature data (I use LM35) to another XBee+Arduino as router, and then the router...
View ArticleDiena on ESP8266 comunicating to Thingspeak
I'm trying to via WiFi internet router update a ThingSpeak channel by posting a feed with HTTP POST. I just try ESP8266 to generate numbers a and load them into a graph. I get answer 200 OK, however,...
View Articlecstapels on ESP8266 comunicating to Thingspeak
One thing I noticed is that you have a small error in one of your HTTP headers. You have the word Length spelled as "Lenght", I'm not sure if that would cause the problem. Is it possible for you to...
View Articlecstapels on Bad request 400
Can you look at the output that is generated from "client.print(dataToThingSpeak);" You could add a Serial.println(dataToThingSpeak); and then copy and paste that line to the address bar in your...
View ArticleDiena on ESP8266 comunicating to Thingspeak
My channel ID 375555. I am correcting the word, but there are still no positive changes. By the way thingspeak account my entries, but nothing in graf.
View Articlecstapels on ESP8266 comunicating to Thingspeak
Can you show the serial output for this line? Serial.print("data:"); Perhaps that will show what is happening to the data. Your channel is private, so I cannot see the data. You can share it with...
View Articlecstapels on ESP8266 comunicating to Thingspeak
You may also want to look at the chart options. Press the pencil on the upper right of your field 1 chart and make sure that you don't have any averaging or change in time scale settings on. Also...
View ArticleDiena on ESP8266 comunicating to Thingspeak
No problem, I share chanel with you. Serial output, data:&field1=0, next, data:&field1=1 ... I try with "&" and without, no positive change. my feeling that it's really something with a...
View ArticleDiena on ESP8266 comunicating to Thingspeak
Thank you very much for the cooperation. It was felt that this had almost happened, but some inaccuracies prevented understanding the problem. Cstapels, thanks to your attention, I discovered another...
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