Questions tagged [wifi]
Wi-Fi is a trademark of the Wi-Fi Alliance. A Wi-Fi enabled device such as a personal computer, video game console, smartphone, or digital audio player can connect to the Internet when within range of a wireless network connected to the Internet.
672 questions
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How do I ensure XIAO ESP32S3 reconnects to network?
I am writing a program for a XIAO ESP32S3 using ArduinoIDE.
The function of the program is to have the ESP open an Access Point (using AutoConnect) when it first starts up. Once the user inputs their ...
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Can't sync ESP32 with Blynk
I was trying to display the readings of my dht11 sensor on the Blynk dashboard but I am struggling a lot. A little help would be really appreciated.
#define BLYNK_PRINT Serial
/* Fill in information ...
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ESP32 (Arduino): WiFi.softAPdisconnect(true) gives error + Heap Corruption issues
I have NodeMCU ESP32s and I am using Arduino framework.
I want the ESP to connect to local Wifi, so I set AP on ESP and send to it UDP packet with WIFI credentials.
I am doing it in a loop until sent ...
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WiFi credentials pulled from an SD card fail, but work hard-coded?
I'm trying to move my hard-coded wifi SSID/password credentials to an SD card so they can be more easily changed, but when passing the SSID to the WiFi.begin() function, I'm getting a status code 1 - &...
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WiFiManager library question (wm.setConfigPortalBlocking(false) + big delay = not working)
I'm trying to use the library in my project. An implementation with wm.setConfigPortalBlocking(false) is needed, but when a large delay is used in the loop, the portal either does not work at all, or ...
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Very slow to connect to WiFi with ESP32 (minutes, not seconds)
I am having some issues with connecting to WiFi with an ESP32 board. It is very sloooooooooow. The first few times I tried, I left it alone for 20 minutes and it still wasn't able to connect. So I ...
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Which WiFi module is able to host a custom web UI and can act as a station and AP?
I am an Arduino beginner. I am searching for a WiFi module that can act as a station and access point. It should have a external antenna.
I need to upload a script that starts a web server, so I can ...
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Problem with sending a GET request using the WiFiEsp library
Hello I am trying to make a request using WiFiEsp library but even the examples not working, I have searched a lot but never solved it. most of the solutions are outdated and do not solve anything, I ...
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Matter protocol with Arduino Mega/Giga
I would like to try matter protocol with Arduino mega or Arduino giga.
But I don't find any sample or library. I have only found libraries compatibles with ESP32.
Do you know how I can work with ...
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WiFi.scanNetworks() sometimes triggers wdt reset
In my sketch for ESP32, I call the network scanning function:
WiFi.scanNetworks(true);
but sometimes it trigger a wdt reset:
E (372741) task_wdt: Task watchdog got triggered. The following tasks did ...
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Connect to wifi works only without password (Problem around WPA security)
I have an ESP32 Joy-it - SBC NodeMCU-ESP32 that should be use with board "ESP32 Dev Module". IDE says : Chip is ESP32-D0WDQ6 (revision v1.0).
Website product: https://joy-it.net/en/products/...
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How can I host a WiFi network from an Arduino getting a connection from a SIM card?
My friend and I are doing a project and we're stuck on a problem. We tried looking stuff up but it looks like no one documented something similar before.
Basically, what we want to do is have one ...
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Arduino MKR wifi 1010 ssl certificate protection
I'm using Arduino IDE v2.1.1 and Arduino MKR wifi 1010. Everything works fine and at this moment I have a need to protect the wifi connection with ssl certificate. I have generated the ssl certificate ...
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RX and TX pins on esp32
hello guys i'm new to this field i really need your help i want to wire a GSM module (SIM808) to a ESP32 board using the TX and RX pins so the pins are labeled RX and TX no pin number like the others ...
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DEVKIT V1 DOIT 30 pinout board could not read analog value when using wifi library [duplicate]
I am using DEVKIT V1 DOIT board and 30 pinout board.
When I upload this code for checking analog value from serial monitor:
// Define the analog input pin for the IR sensor
const int analogPin = ...
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