158 questions
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How can I get an AT response from the ESP 12S via the Arduino Mega?
I am currently working on an AT communication project for Arduino Mega and ESP8266 ESP 12S.
We are having some technical issues and would like to ask a question.
First of all, the parts list I ...
0
votes
1
answer
988
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&...
0
votes
1
answer
129
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Send a collection of data from .json file when a internet connection reconnects from esp8266 (Nodemcu)
I have an esp8266 in a car recolecting a bunch of data, and I would like to send it when I come to my wifi connection at my home, actually, I have much access points between my daily route to my job ...
- 31
1
vote
1
answer
2k
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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 ...
- 88
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6
answers
18k
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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 ...
- 5,690
0
votes
1
answer
624
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ESP8266 Access Point Mode - Intermittent when connecting
I'm using an ESP8266 in access point mode to send it some data (wifi credentials) from a mobile app via HTTP. The access point init code is very simple:
IPAddress apIP(10, 10, 10, 1); ...
- 1,447
0
votes
1
answer
526
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NodeMCU JSON POST data issue
I am using the below code for sending POST json requests.
I am receiving the request, but the body parameter is coming as null. ("body": null)
// Example of the different modes of the X.509 ...
- 16.4k
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2
answers
1k
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ESP8266 with Serial AT commands
I am trying to communicate with my ESP8266-07 through Arduino Nano Serial. I am using AT commands to reset, connect wifi, connect TCP server and so on. I have got one functional script, so i know that ...
