Questions tagged [platform.io]

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ESP32 Espressif ESP32_DevKitC_V4 in platformio: flash issues

I am using the Espressif ESP32_DevKitC_V4 with platformio, and i cannot flash the board. I read about the various "button dance" procedures, and the ES32-WROVER and the ESP32-WROVER-B seem ...
2
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0answers
69 views

Arduino freezes if I do NOT do Serial.println() at least TWICE

Hii I have a big project, and found this when I tried to remove all the test code. To summarize: I have a variable that I use as a buffer for string operations called char internalbuffer[32] declared ...
0
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1answer
159 views

ESP32 partition table and writing location

In my ESP32 project I have the following platformio.io file: [env:esp32-poe] platform = espressif32 board = esp32-poe framework = arduino lib_deps = openslab-osu/SSLClient@^1.6.7 knolleary/...
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40 views

Logging exceptions locally - SPIFF filesystem?

I am creating a system of 10 nodemcu(s) communicating and sharing data over painlessmesh. Each of these is powered by 240V to 3.3V power supplies. One of these nodes is designated to collect the data ...
0
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1answer
74 views

Splitting up code in multiple files causing `multiple definition` and `undefined reference` error

I have the following very basic program that reads MPU6050(accelerometer and gyroscope) sensor using the I2C library, and prints the sensor information. This program works as expected. #include <...
3
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1answer
2k views

Help solving “collect2.exe: error: ld returned 1 exit status” error in code

I just got an Elegoo UNO starter kit the other day and have been working my way through the little tutorials on all the parts it came with. I am using VSCode with Platform.io plugin and (after getting ...