Questions tagged [http]
Hypertext Transfer Protocol (HTTP) is an application level network protocol that is used for the transfer of content on the World Wide Web.
185 questions
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Is there a way to enable HTTPS directly on an Arduino UNO R4 Wi-Fi?
I am working on a project where I have set up an Arduino UNO R4 Wi-Fi as a web server. However, I would like to secure the communication by using HTTPS instead of HTTP for accessing the Arduino web ...
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HTTPClient post binary data to Prometheus pushgateway
I am a newbie in Arduino and IoT
and using M5StickC Plus2 on Arduino IDE.
I am trying to push data to Prometheus pushgateway, but only get 400 response code.
Pushgateway only accepts binary data. ...
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Why are my ESP8266 HTTP firmware updates failing?
I've just spent a few hours on this and I am starting to go crazy. I have code to do a firmware update over HTTP working on several ESP32s. I'm trying to adapt that code to work on an ESP8266, but can'...
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Disable verification of certification SSL A7670SA
I have the code below and it doesn't work with my URL. I receive a
715(Handshake Failed)
This code below works normally, but with my API it doesn't work.
I'm using a A7670SA with Arduino Mega 2560.
...
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What can be the reason for a Stack canary watchpoint triggered (loopTask) on a https get() command?
I have a program that only do get and post to a controller via an ethernet port. My problem is that after a certain amount of loop in the program, i got this error:
Guru Meditation Error: Core 1 ...
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ArduinoHTTPClient POST multipart/form-data from SD card returning 400 Bad Request
I have been having trouble trying to send a small txt file to my server using the following function with TinyGSM. I know I am connected to the internet and reaching the web server, however, I keep ...
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Receive data from ESP32 with HTTPClient
I need to receive data from sensors on the websites located on my PC (hosted with XAMPP).
When I was first using AsyncWebServer library and hosting them on ESP32 everything was working with a ...
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stream a "big" array of measures to a server through wifi
I'm measuring accelerations at "high frequency" (4kHz) from an accelerometer (ADXL355/ADXL357) to an esp32. It's crucial that no sample is lost while performing a measure which last say 2 ...
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Using HTTPClient with ESP not working
I have a program running on an esp8266 that attempts to fetch json data from an HTTPS endpoint that is hosted on aws amplify (data comes from a next.js app).
I can retrieve the data correctly when I ...
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ESP32-CAM not sending base64 string as HTTP post request
in my recent project, I'm trying to detect motion and capture an image using the esp32 cam module and send it to the server via HTTP.
Once the image is captured it is converted to a base64 string and ...
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ESP32 HTTP Request handles Go webserver response, but fails on node JS servers
I've set up an esp32 board (wemos d1 r32) to send a request to a server hosted on my local network. If I set up a very basic go server, the board handles the response fine (200 with the appropriate ...
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EspAsyncWebServer process HTTPS to HTTP
I read this issue. But I didn't understand it.
Like the author I don't have an SSL certificate and I don't want to have one (because if I had one I could live with HTTPS!).
I just want to process any ...
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ESP32-S3 - HttpClient only returns 200 status code no JSON payload data
I have a ESP-S3 board and am trying to get JSON data from our server. I am using the following code (see below) as a basis for mine.
This code works. If I change
http://jsonplaceholder.typicode.com/...
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Stream data using Firebase Realtime Database rest api with nodeMCU client
I have data on firebase rtdb, which i want to listen in my nodemcu. I know there are libraries available like this one which provides listeners, but i want to do it using REST API streaming as ...
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POST request (HTTPClient) with ESP8266 not working on localhost (http code = -1)
I've been looking around for a solution, but couldn't manage to find one. I'm looking to send a post request from an ESP8266 on a local API.
Here is my code :
#include <ESP8266WiFi.h>
#include &...
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