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How to fix ESP32 A fatal error occurred: ESP32 ROM does not support function erase_flash.

Categories: Electronics, ESP8266/ESP32
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1 min read
How much current can Molex Mini-Fit Jr contacts take (ampacity)?

Categories: Electronics
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M12 connector: How much current / ampacity per contact?

Categories: Electronics
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How to fix PlatformIO ArduinoJSON .pio/libdeps/ESP32/ArduinoJson/src/ArduinoJson/Variant/ConverterImpl.hpp:43:5: error: static assertion failed: To use 64-bit integers with ArduinoJson, you must set ARDUINOJSON_USE_LONG_LONG to 1

Categories: Arduino, Electronics, ESP8266/ESP32, PlatformIO
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1 min read
Whats does "PM" mean in RF communications?

Categories: Electronics
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How should the Ethernet RMII clock look on the Oscilloscope?

Categories: Electronics, Networking
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How to use a specific espressif32 platformio version in PlatformIO

Categories: Arduino, Electronics, Embedded, ESP8266/ESP32, PlatformIO
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How should a PoE flyback transformer look on the oscilloscope

Categories: Electronics, EMI, PoE
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How to compute resistor voltage divider ratio using Python

Categories: Electronics, Python
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How to print all preprocessor flags in PlatformIO

Categories: Electronics, Embedded, PlatformIO
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1 min read