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| ``` | |
| Serial port /dev/cu.usbserial-0001 | |
| Connecting...................................... | |
| A fatal error occurred: Failed to connect to ESP32: Wrong boot mode detected (0x13)! The chip needs to be in download mode. | |
| For troubleshooting steps visit: https://docs.espressif.com/projects/esptool/en/latest/troubleshooting.html | |
| 선택돤 시리얼 포트For troubleshooting steps visit: https://docs.espressif.com/projects/esptool/en/latest/troubleshooting.html | |
| 는 존재하지 않거나 해당 보드가 연결되지 않았습니다. | |
| ``` | |
| 아두이노에서 esp32 초기 업로드시 위와 같은 오류가 발생한다면, | |
| esptool 설치후 아래 커멘드로 초기화 해주면 정상 업로드 가능합니다. | |
| ``` | |
| (보드의 `boot`버튼을 누른채로 커맨드를 실행하고 커맨드가 끝날때까지 누르고 있어야 합니다.) | |
| $ python3 -m esptool --chip esp32 -p /dev/cu.usbserial-0001 -b 115200 erase_flash | |
| $ python3 -m esptool -p /dev/cu.usbserial-0001 flash_id | |
| ``` | |
| `dev/cu.usbserial-0001`은 아두이노 ide의 port 탭에서 확인 가능 |
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https://forums.raspberrypi.com/viewtopic.php?t=328039 를 참고했습니다.