[问答]

ESP32-LyraT V4.3烧录hello-world报错是怎么回事？

问答对人有帮助，内容完整，我也想知道答案 0 Serial port /dev/cu.SLAB_USBtoUART Connecting... Traceback (most recent call last): File "/Users/harlenfeng/Work/esp/esp-idf/components/esptool_py/esptool/esptool.py", line 4535, in _main() File "/Users/harlenfeng/Work/esp/esp-idf/components/esptool_py/esptool/esptool.py", line 4528, in _main main() File "/Users/harlenfeng/Work/esp/esp-idf/components/esptool_py/esptool/esptool.py", line 4027, in main esp = esp or get_default_connected_device(ser_list, port=args.port, connect_attempts=args.connect_attempts, File "/Users/harlenfeng/Work/esp/esp-idf/components/esptool_py/esptool/esptool.py", line 121, in get_default_connected_device _esp.connect(before, connect_attempts) File "/Users/harlenfeng/Work/esp/esp-idf/components/esptool_py/esptool/esptool.py", line 583, in connect last_error = self._connect_attempt(mode=mode, esp32r0_delay=False) File "/Users/harlenfeng/Work/esp/esp-idf/components/esptool_py/esptool/esptool.py", line 552, in _connect_attempt self.sync() File "/Users/harlenfeng/Work/esp/esp-idf/components/esptool_py/esptool/esptool.py", line 483, in sync val, _ = self.command(self.ESP_SYNC, b'x07x07x12x20' + 32 * b'x55', File "/Users/harlenfeng/Work/esp/esp-idf/components/esptool_py/esptool/esptool.py", line 432, in command p = self.read() File "/Users/harlenfeng/Work/esp/esp-idf/components/esptool_py/esptool/esptool.py", line 377, in read return next(self._slip_reader) File "/Users/harlenfeng/Work/esp/esp-idf/components/esptool_py/esptool/esptool.py", line 2970, in slip_reader read_bytes = port.read(1 if waiting == 0 else waiting) File "/Users/harlenfeng/.espressif/python_env/idf4.3_py3.8_env/lib/python3.8/site-packages/serial/serialposix.py", line 595, in read raise SerialException( serial.serialutil.SerialException: device reports readiness to read but returned no data (device disconnected or multiple access on port?) CMake Error at run_serial_tool.cmake:50 (message): /Users/harlenfeng/.espressif/python_env/idf4.3_py3.8_env/bin/python /Users/harlenfeng/Work/esp/esp-idf/components/esptool_py/esptool/esptool.py 0
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