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Newest 'esp8266' Questions - Arduino Stack Exchange
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Learn more about TeamsQuestions tagged [esp8266]
An IC that offers Wi-Fi networking compatible with b/g/n standards. It also has integrated TCP/IP protocol stack. Extremely popular along IoT community as a low cost and powerful board.
2,016 questions
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0
votes
1
answer
44
views
5V DC pump connected to relay on nodemcu esp8266 running non stop
I using a nodemcu v2 esp8266 for my automatic watering system. I used 3v - 5v DC pump for the watering system. The pump is controlled based on the soil moisture level ( or Blynk ). When the code was ...
0
votes
1
answer
43
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I've looked at the spec sheet on the ESP8266, but can't find the time it takes for the A/D conversion or the A/D control registers
text or link to describe the answer or a link to where to find the answer. I am a newbie to the esp8266.
1
vote
2
answers
163
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ESPAsyncWebServer WiFi.scanNetworks() Soft WDT reset
I'm using Arduino IDE(2.3.5) ESP8266 (3.1.2) and ESPAsyncWebServer (3.7.4), ESPAsyncTCP(2.0.0). I need to wifi scan the network an print the result of my web interface. If I use WiFiScanNetworks(), ...
0
votes
0
answers
78
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ESP8266 Not Booting Properly on First Power On – Works After Restart
I'm working on an ESP8266-based water level monitoring system using an ultrasonic sensor and an I2C LCD. The problem I'm facing is that sometimes the ESP8266 does not boot properly when powered on for ...
0
votes
2
answers
149
views
ESP8266 send gps data via esp now
I have a project that involves two ESP8266 and a NEO-6M GPS module. I want to send the GPS data to the other microcontroller using ESP-NOW, however it fails to send the data although it displays the ...
-1
votes
1
answer
131
views
Arduino IDE Serial Monitor is working, but not Putty - esp8266
I have an esp8266 that most often won't work with Putty, but always works with Serial Monitor in Arduino IDE.
Baudrate is set to 115200. Putty fills the terminal window with odd characters and the ...
0
votes
1
answer
135
views
Wiring of Wemos/LOLIN D1 mini and 2.13" Tricolor e-Paper?
I'm just about starting with Arduino, ESP8266, etc.
The first project would be to get something diplayed on an e-paper.
My hardware:
LOLIN D1mini V4.0.0
Tri-Color ePaper 2.13 (SSD1680) Shield
...
1
vote
0
answers
187
views
ESP8266 (Mini D1) does not come back after deep sleep but NodeMCU does
Kind of desperate here. I tried every solution found on this forum / google and others.
My sketch works perfectly with a NodeMCU 1.0
The same script should work on a Lolin Mini D1, everything works ...
-1
votes
1
answer
164
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How many FPS I can theoretically get for streaming frame from OV7670 with this setup?
Setup:
OV7670 -> STM32F103... --USART--> ESP01 --UDP--> Gateway --> Internet --> Server
I want to achieve a real-time streaming experience.
Here is my analysis:
According to the ...
3
votes
1
answer
191
views
Error trying to play audio through an ESP8266 using the 'ESP8266Audio' library
I am attempting to use an esp8266 to play an .mp3 audio file through a connected speaker using the 'ESP8266Audio' library.
I have tested that the hardware setup is correct (e.g. I have been able to ...
1
vote
0
answers
67
views
0
votes
1
answer
67
views
Arduino and custom pcb
I am looking to minimize the size and assembly complexity of my arduino projects. Is there any easy way to integrate something like an esp8266 onto my own pcb. I don't want to have to solder it on. In ...
-1
votes
1
answer
72
views
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 ...
0
votes
1
answer
365
views
Why HTTPS requests are working with dynamic IP address, and not with static IP address
I am working on a room automation project. I connected an ESP8266 board with WiFi through my home router.I make an HTTPS request from ESP8266. It returns a good response 200 when connected using DHCP'...
0
votes
0
answers
41
views
Can BearSSL certstore be loaded from PROGMEM without needing a filesystem?
I have a relative small sketch that makes https requests of a 3rd party API. This sketch is used by other people in their own homes, so I can't assume any other infrastructure.
Now because I don't ...
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