3,404 questions
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Allow response 404 and serving compressed files without triggering the captive portal
ESP32, Arduino Framework, using these libraries:
lib_deps=
ESP32Async/AsyncTCP
ESP32Async/ESPAsyncWebServer
https://github.com/guestisp/ESP32AsyncDNSServer.git
here the relevant code:
#...
- 5,245
3
votes
1
answer
96
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Esp32 bare metal bootloader
After being able to use ledc module and PWM without using idf drivers I am trying to build a very simple bootloader for my esp32 devkit v1.
I am doing it to keep learning low level coding so I don't ...
0
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0
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51
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ESP32: Token error -127: Missing required credentials, e.g., database URL, host and tokens in Firebase RTDB [closed]
I am getting this error in Arduino IDE. I am using ESP32 and firebase as the real-time database. I have ensured that I have got the actual api key and URL from my project in firebase. I also have used ...
0
votes
1
answer
26
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Subscriber issues on ESP32 running Micro-ros
I'm working on a micro-ROS project using ESP32 connected to a PC via serial (USB) at 921600 baud. While the publisher functionality works fine, when I add a subscriber , the ESP32 goes into an error ...
-3
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0
answers
31
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ESP32 is broken [closed]
Accidentally connected 5V to output 3.3V on the ESP32 module, after which it began to heat up a lot and stopped working. Is it possible to somehow revive it? Or should I throw it away?
I tried to ...
0
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0
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18
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Arduino IDE does not find the ESP32-SBC-FabGL board after a necessary downgrade of the ESP32 library. Why?
I'm trying to compile and transfer a sketch (particularly KeyoardScanCodes.ino, but the other example sketches show the same behavior) for my FabGL board (Olimex-ESP32-FabGL) by using the Arduino IDE ...
- 1,210
-1
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42
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I'm having trouble with decoding the rawData IR signals to back to the 64-bit value?
I'm using the ESP32 to send and receive 64-bit IR data, as I later want to transition into file sending. However, I have issues with decoding the original sent data. As I put in 64-bit raw data and ...
0
votes
1
answer
32
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What determines the name of the upload port?
Why am I seeing the serial port designation change? Does it matter? Is it expected?
I click the "Select Port to Use" thing in the VS Code footer:
This opens a dropdown at the top of the ...
- 2,922
0
votes
0
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40
views
Sending a Picture over HTTP from ESP32-CAM to Azure Function
I'm doing a project with ESP32-CAM. the ESP32-CAM should send the picture to an Azure Function that handles the image and save it to blob storage.
the problem is im getting "connection refused&...
0
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0
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84
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Esp idf shows hardware nack when communicating with ov7670 camera module over i2c
I am writing a program that reads register value from ov7670 camera module over I2C (SCCB). While I am using driver/i2c.h library the code successfully executes and reads the register value but new ...
- 33
0
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1
answer
69
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How do I do softap provisioning for an esp32-c6 in flutter?
I'm trying to write an app in flutter to perform softap provisioning for an ESP32-C6 (https://docs.espressif.com/projects/esp-idf/en/v5.4.1/esp32c6/api-reference/provisioning/wifi_provisioning.html). ...
0
votes
0
answers
22
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ESP32 FFat fprintf garbage in text file
At first I wrote sketch and it worked. File "info.txt" was created correctly.
Then I tried to rewrite the sketch in the style
File file = FFat.open(path); file.print(message) etc.
But when I ...
1
vote
1
answer
55
views
Update partition tables boot loop
I am working on a patch designed to update the partition tables of an encrypted ESP32 device using a USB connection for the update process. During testing, I've encountered a persistent issue where ...
0
votes
1
answer
35
views
Multiple SPI ports usage on ESP32
I'm fighting with this code to make it work... The aim of it is to control a LoRa module from the hspi pins of the esp32 while the vspi pins will be used by an sd module (not provided in this code).
I ...
0
votes
1
answer
28
views
How to fix Registers with Esp32 and 9dof?
I have the following problem: I'm going to do window detection with the ESP32 and the 9DoF sensor. First, I wanted to put the ESP into deep sleep with the 9DoF. I managed that, see the code, but I ...
- 21