Unanswered Questions
475 questions with no upvoted or accepted answers
0
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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 ...
- 610
1
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0
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148
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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 ...
- 11
-1
votes
1
answer
133
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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 ...
- 1,525
3
votes
1
answer
165
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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 ...
CommunityBot
- 1
1
vote
0
answers
60
views
`__has_include` macro on ESP board
I am working on a code for ESP boards that can be used on either ESP32 or ESP8266 and I want to make sure I include the correct libraries.
I know I can check if ESP32 OR ESP8266 are defined, but I ...
- 201
0
votes
1
answer
65
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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 ...
- 44.8k
-1
votes
1
answer
59
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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 ...
- 1,573
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38
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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 ...
- 143
2
votes
0
answers
361
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CUT HERE FOR EXCEPTION DECODER --------------- Exception (0): esp8266
Why does my program end up with CUT HERE FOR EXCEPTION DECODER for esp8266?
I am triying to integrate gps and accelerometers with a website. integrating gps is the hardest one since it always refuse ...
- 1,525
3
votes
0
answers
74
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Why RTU bridge timeout even though answer is received?
I'm testing the following code as a bridge between https://sourceforge.net/projects/qmodmaster/ and https://pypi.org/project/pyModSlave/.
As hardware, I'm using a NodeMCU 1.0 and a USB/TTL converter.
...
- 31
1
vote
0
answers
256
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Is it possible to create a RS485 bridge over Wifi using 2 ESP07's
I've got a solar energy inverter that has a RS485 port for connecting a meter. You can place a separate energy meter in your distribution panel at home, that measures things like power usage, purchase ...
- 123
1
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0
answers
62
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Esp8266 WebServer crashes when I use PracticalCrypto library! why?
So here is my code, Its the simple_server example from ESPAsyncWebServer.h and encryption example from PracticalCrypto.h combined.
the webserver works fine and I can see the / page, but the moment I ...
- 75
1
vote
1
answer
120
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SdFat.h pin selection ESP8266
This super simple code, that saves data to a csv file, works perfectly fine on my Arduino Uno (I am using the default SPI pins).
However, for my project I need to use an ESP8266. Does the library ...
CommunityBot
- 1
1
vote
0
answers
112
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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 ...
1
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0
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218
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ESP32 SPIFFS Write problem
I'm trying to flash a spiffs on a esp32 but it is not working, i'm using these commands from this source:
to create the image:
mkspiffs -c /data/ -b 4096 -p 256 -s 0x100000 spiffs.bin
my output was ...
