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0 votes
0 answers
12 views

Error when using my esp8266, is it damaged?

I have a problem with my Esp8266Nodemcu. Recently I was using it without any problem until today when I try to use it I always get the same error infinitely. I have a problem with my Esp8266Nodemcu. ...
KEVIN DANIEL ALVARADO GUEPE's user avatar
0 votes
0 answers
28 views

Miscommunication between esp32 and esp8266 using the same network

I have been using the esp 32 and the esp 8266 to communicate then using the serial monitor (both are in the same network), the idea is to send and receive messages in both, but when I run the code and ...
Victor Sousa's user avatar
0 votes
0 answers
245 views

How to get the requested url in NAPT range extender for NodeMCU ESP8266 with Arduino framework?

I have a NodeMCU ESP8266 WiFi development board. I was using the RangeExtender-NAPT example sketch in Arduino IDE for ESP8266WiFi library. You can find the code here too. It works great. I was able to ...
Tirtharaj Sinha's user avatar
0 votes
0 answers
4k views

A fatal esptool.py error occurred: Failed to connect to ESP8266: Timed out waiting for packet header

I am trying to use the example sketch "Helloserver" to make a server using a generic ESP8266 and an arduino uno. I have configured and connected every physical component according the sketch´...
Freshguy12's user avatar
0 votes
1 answer
108 views

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 ...
Mauricio Buendía's user avatar
0 votes
0 answers
295 views

NodeMCU keeps running the previous program

After countless days and hours, I finally can upload my sketch into my NodeMCU successfully. But, just after that, I've got another problem. If you've checked my previous post, you'll see I have two ...
Su1010's user avatar
  • 11
0 votes
2 answers
6k views

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 ...
Su1010's user avatar
  • 11
0 votes
3 answers
2k views

i2cdetect doesn't showing any address

I'm using an OLED 128*64 display screen with NodeMCU ESP8266. when I tried to detect the screen address, the serial monitor shows: enter image description here It would be kind if someone can tell me ...
Mari's user avatar
  • 3
0 votes
1 answer
897 views

ESP8266 Captive Portal and jump to "normal" Browser

I like to run some esp8288 with some custemizing or controles in AP mode. To make it easyer to use I like to use the captive portal function to make the access easyer for the user. So the after ...
J.Arnold's user avatar
2 votes
1 answer
2k views

Arduino ESP8266 - stack ERROR - ESPExceptionDecoder to debug - need help to find ERROR

i have one project that can ready compiled. The function is break on the hardware an i need help to finde the error. I am a beginner and ask for help. How can I narrow the error down? Platform ...
user11528497's user avatar
0 votes
1 answer
964 views

Code error in smart irrigation system, using dht11 sensor

I have wrtitten a code for automatically watering plant using esp8266, dht11, moisture sensor but my code has some error, i dont know how to fix it #include <DHT.h> #include <ESP8266WiFi.h&...
Anshuman Bharadwaj's user avatar
1 vote
1 answer
2k views

ESP8266 WiFi isn't working without WiFiMulti

I did a project for IoT attendance system using ESP8266 and RDM6300. However, I can connect to wifi using WiFiMulti.addAP() function for my home WiFi but can't connect using WiFi.begin(). I tried ...
Rafat's user avatar
  • 88
0 votes
6 answers
17k views

ESP32 Flashing upload starts and fails with timeout

I have an ESP32-WROOM, as seen here. In the Arduino IDE, I compile and verify my sketch, and then attempt an upload. I get the following error: esptool.py v2.1 Connecting........___ Chip is ...
RenegadeAndy's user avatar
  • 5,690