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Unanswered Questions

311 questions with no upvoted or accepted answers
5 votes
0 answers
903 views

Internet in ESP32 is not working with IPv6

I am using ESP-WROOM-32D in STA mode with Arduino IDE(2.0.5) ESP32 board(2.0.9). I am trying to do http post request with ESP32. Router that provides internet supports only IPv6. Here I am getting ...
4 votes
0 answers
140 views

Arduino IDE v 2.2.1 log file not limited in size (on Ubuntu 23.04)

I was learning/building with a new Arduino Nano ESP32 yesterday and left the Arduino IDE running overnight on Ubuntu 23.04 and it used all the space on my hard drive to write log files which broke my ...
4 votes
0 answers
2k views

Is there a way to use ESP8266 in promiscuous(monitor) mode and see the the wifi packets?

I didn't find much documentation about ESP promiscuous mode (just from the espressif sdk although I'm using ArduinoIDE https://docs.espressif.com/projects/esp8266-rtos-sdk/en/latest/api-reference/wifi/...
3 votes
0 answers
1k views

How to use C++20 in Arduino IDE?

I'm writing a program for esp32 using the Arduino IDE that needs to count the number of '1' bits in a byte. I found a post elsewhere that says there's a nice function in the standard library to do it: ...
3 votes
0 answers
781 views

How can I connect my ESP32-WROOM-32 to Arduino IDE?

I'm using this 'ESP32-WROOM-32' but I can't find the correct board in the IDE. I see the esp32-wroom-DA (edit, i took it to the store where i bought it and it worked fine with theirs. they were on ...
3 votes
0 answers
5k views

String.format("%i",i) equivalent

How do I format an arduino String when I do not want to print it? I know that one can use printf() or other methods to print a formated string and unfortunately that's all I find with google. But that'...
3 votes
0 answers
957 views

Using CLion as Arduino IDE — Cannot find Libraries

I'm having a problem using CLion as Arduino IDE when integrating 3rd-party libraries: Here is the CMakeList.txt cmake_minimum_required(VERSION 2.8.4) set(CMAKE_TOOLCHAIN_FILE ${CMAKE_SOURCE_DIR}/...
3 votes
0 answers
328 views

Arduino IDE programs Leonardo but cannot open serial terminal

I'm using Arduino: 1.6.7 (Mac OS X 10.11.3), Board: "Arduino Leonardo". When I try to program my code, it works without problems. When I want to open the built-in Serial Monitor or Serial Plotter, ...
3 votes
1 answer
5k views

Running two stepper motors with two rotary encoders

I'm really bad with this coding part of using two rotary encoders to control two stepper motors [using 28BYJ-48 stepper motor with the ULN2003 board]. This code works fine using one rotary encoder for ...
2 votes
0 answers
127 views

What wrong with my Arduino code?

I have a rotary encoder (ppr = 600) and I want to write code to achieve the implementation to read current angle and direction. Here is my code. I think it is correct but it donot have any output on ...
2 votes
0 answers
197 views

Can't flash my nodemcu esp8266

I wanted to flash my Nodemcu esp8266 v3.4 with esp8266 deauther code: script-github. I did everything said. First I plugged in my nodemcu. Windows detected it and drivers for ch340 where already ...
2 votes
0 answers
498 views

MAX30102 doesnt show data when it's interfacing with other sensors MLX90614 and MPU6050

The hardware I am using is ESP32 with MAX30102, MLX90614 and MPU6050 sensors and Using Blynk to show my data from the sensors. The issue I am facing is when I ran the code with all three sensors only ...
2 votes
0 answers
455 views

Coding issue with Fast LED Multiple Colour Palettes in a State Machine

I am working on a project using the WSB2812B LED strip, with a ATmega644A using the MCUdude/MightyCore plug in (https://github.com/MCUdude/MightyCore). I am using Fastled 3.3.3 with Ardunio 1.8.13 on ...
2 votes
0 answers
108 views

STK8231 accelerometer, getting two axis (x & y data) but not z, also in 0-255

Here is the datasheet I followed: https://lcsc.com/product-detail/Motion-Sensors-Accelerometers_SENSORTEK-STK8321_C966924.html We are trying the following code: #include <Wire.h> int ...
2 votes
0 answers
452 views

Same code working on Arduino IDE but not in PlatformIO IDE

I'm running into this weird problem. My code is working just fine when I upload it to an ESP32 from Arduino IDE. That same code is not working when I upload it using PlatformIO IDE. The same libraries ...

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