Stack Overflow
Stack Overflow

Questions tagged [esp8266wifi]

151 questions
0
votes
1 answer

How do I PUT an HTML page READY IN THIS CODE?

I wanted to put an already made website inside this script so I don't have to write the whole website again ESP32 device model #include #include #include const byte DNS_PORT = 53; IPAddress apIP(172, 217, 28,…
FaltaDEiNfORmAçÃO
  • 11
  • 3
0
votes
1 answer

Getting gray question marks on serial monitor

I am trying to use an arduino uno to check to see if an esp8266-015 wifi module is working using AT commands. Connections ESP8266 Arduino Rx-Rx Tx-Tx GND-GND EN-3.3v VDD-3.3 I selected arduino uno in my board manager and the correct port this code…
Killerbee
  • 1
  • 2
0
votes
0 answers

Why is this client-server connection between two esp8266s using the esp8266 wifi library not working

The code is supposed to create a soft ap, and whenever the button is pushed, it should send a '1' to the client, causing the pin to go HIGH, and whenever it is not pushed, set the pin to LOW. This behavior is not displayed, and I am not sure what is…
HileyNoteson
  • 3
  • 1
0
votes
0 answers

How can I detect when error correction corrects something or turn off error correction in wireless communication

I'm working on a project in which I basically want to test how many errors happen in wireless communication. My first thought was to use ESP8266 chips, but then I came to the realization that wifi has ways of correcting errors before they reach the…
kaspervdv125
  • 1
  • 1
0
votes
0 answers

how do i fix it (arduino)

i want to use AT command but i cant i use esp8266 wifi shield model and i connected jumper line enter image description here but #include SoftwareSerial mySerial(0,1); //RX, TX void setup() { Serial.begin(9600); …
PANGMIN XX
  • 11
0
votes
1 answer

Trying to carry out HTTP request to device connected to ESP8266 in access point configuration

Edit: I apologize for the lack of information and quality of the previous version of this question, I will try to rephrase and give more information about my issue. I am currently running a web server using XAMPP in my laptop. The webserver contains…
Mauricio Buendía
  • 1
  • 1
0
votes
0 answers

ESP8266 not connecting to another ESP8266

I try to connect a few ESP8266 (STA-Mode) to one ESP8266 (AP Mode) All of the ESP Stations connect well, but one will not connect. The one can connect to other networks. Debug Serial off well connecting ESPs: 15:03:31.355 -> fpm close 3…
maar10
  • 1
  • 1
0
votes
1 answer

ESP8266 (Adafruit Huzzah) disconnects immediately from WiFi, STA disconnect: 203

I have a PM sensor, made for the initiative "sensor community", outside the window, attached to an ESP8266 which connected to a repeater that repeats my home network. Yesterday morning I noticed that suddenly it wasn't publishing the values…
Oloturia
  • 43
  • 7
0
votes
0 answers

NTP for esp8266 v. 4 platform

Updated Espressif 8266 to 4.0.1 (platform.io), getting time from NTP stopped working on all esp8266/32s. Silently assumes 1970s. Seemingly ignores configTime(MYTZ, "pool.ntp.org", "google.time.com", "time.cloudflare.com"); in time.h code…
Les
  • 242
  • 1
  • 4
  • 13
0
votes
2 answers

How can I fix this error of ESP8266: "warning: espcomm_sync failed error: espcomm_open failed error: espcomm_upload_mem failed"?

I'm doing a project with ESP8266-01. This is how I connected it with PL2303: PL2303 ---> ESP8266 3.3V ---> VCC, CH_PD TXD ---> RX RXD ---> TX GND ---> GPIO0, GND Next, I opened Arduino IDE (version 1.8.19) and added this code to my sketch (I'm using…
Su1010
  • 31
  • 1
  • 5
0
votes
0 answers

ESP8266 TCP packet fragmentation

I am trying to send TCP packets to a remote server, using the Wemos D1 Mini Pro (ESP8266), configured in lwIP v2 high bandwidth mode (TCP_MSS = 1460, LWIP_ FEATURES = 1). I set a maximum buffer size of 1810 bytes : #define MAX_BUFFER_SIZE 1810 I…
Vassilis Papanikolaou
  • 13
  • 5
0
votes
0 answers

How to use C Compiler for esp8266

i have been working with platformio for a few weeks now and have been able to create quite a bit for my microcontroller (atmega328p). I have always tried to get away from the Arduino structure. So no “void setup” or “void loop” but simple C. Now I…
kaan5353
  • 67
  • 5
0
votes
0 answers

How to display text file on async Webserver using esp8266

I have several txt files on my SD card that I would like to output to my async webserver. I use the ESP8266 for this. I have tried it with the following call. However, an error is then displayed. It also says that two SD.h libraries were…
kaan5353
  • 67
  • 5
0
votes
1 answer

ESP8266 with Firebase (firebase-arduino-master) adds unique key

I have a problem with saving data in Firebase realtime and sending from ESP8266. I use firebase-arduino-master library. I want to send the soil moisture information from ESP8266 to Firebase periodically. Connecting works, data is being transferred,…
dykuman
  • 11
  • 3
0
votes
1 answer

Connecting an ESP8266 to an Arduino Uno using Blynk

I am working on a project where I am trying to turn on LEDs over wifi using the Blynk app through an ESP8266 and an Arduino uno. I believe the circuit is set up properly as I was able to run an empty script and through the serial monitor send the…
Sabastianq
  • 3
  • 4
1 2 3
…
10 11