Sketch uses 1470701 bytes (46%) of program storage space. Maximum is 3145728 bytes.
Global variables use 65568 bytes (20%) of dynamic memory, leaving 262112 bytes for local variables. Maximum is 327680 bytes.
esptool.py v4.2.1
Serial port COM4
Connecting…
A fatal error occurred: Failed to connect to ESP32: No serial data received.
For troubleshooting steps visit: Troubleshooting - ESP32 - — esptool.py latest documentation
Failed uploading: uploading error: exit status 2
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