Site icon Renzo Mischianti

ESP32-WROOM-32 Unable to upload program

Please, give me an advice. I am trying to program an ESP32-WROOM-32. When uploading via the Arduino IDE, a message appears: Sketch uses 263705 bytes (20%) of program storage space. The maximum is 1310720 bytes. Global variables use 21400 bytes (6%) of dynamic memory, leaving 306280 bytes for local variables. The maximum is 327680 bytes. esptool.py v4.5.1 Serial port COM1 Connecting................................... A fatal error occurred: Failed to connect to ESP32: No serial data received. For troubleshooting steps visit: https://docs.espressif.com/projects/esptool/en/latest/troubleshooting.html Failed uploading: uploading error: exit status 2 What am I doing wrong? Thanks for the help. Elkez
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