after having successfully installed the binaries on the ESP with this tool - the ESP8266-Flasher :: ESP-IDF http://www.dietrich-kindermann.de/esp_flashtool.html
we stuck ..
see the protocolll
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Connecting....
Detecting chip type... ESP8266
Chip is ESP8266EX
Uploading stub...
Running stub...
Stub running...
Configuring flash size...
Auto-detected Flash size: 4MB
Erasing flash (this may take a while)...
Chip erase completed successfully in 12.4s
Flash params set to 0x0340
Compressed 589360 bytes to 385922...
Wrote 589360 bytes (385922 compressed) at 0x00000000 in 34.7 seconds (effective 135.9 kbit/s)...
Hash of data verified.
Leaving...
Done.
with the uPyCraft-IDE we tried to connect to the board - but this failed with the following lines..
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could not open port 'COM3': PermissionError(13, 'Zugriff verweigert', None, 5)
could not open port 'COM3': PermissionError(13, 'Zugriff verweigert', None, 5)
serial not open
could not open port 'COM3': PermissionError(13, 'Zugriff verweigert', None, 5)
any idea how t o skip this errors - and to connect to the board!?
thanks for any and all help in advance