PermissionError: Permission denied: '/dev/ttyUSB0'ĭuring handling of the above exception, another exception occurred:įile "/home/uli/.platformio/packages/tool-esptoolpy/esptool.py", line 4582, in įile "/home/uli/.platformio/packages/tool-esptoolpy/esptool.py", line 4575, in _mainįile "/home/uli/.platformio/packages/tool-esptoolpy/esptool.py", line 4074, in mainĮsp = esp or get_default_connected_device(ser_list, port=args.port, connect_attempts=nnect_attempts,įile "/home/uli/.platformio/packages/tool-esptoolpy/esptool.py", line 120, in get_default_connected_device Self.fd = os.open(self.portstr, os.O_RDWR | os.O_NOCTTY | os.O_NONBLOCK) pio/build/esp32dev/firmware.binįile "/home/uli/.platformio/penv/lib/python3.8/site-packages/serial/serialposix.py", line 322, in open cdc_acm 1-7:1.When trying to flash a ESP8266 or ESP32 board on Linux, you see an error message like Warning! Please install `les`. cdc_acm 1-7:1.1: ttyACM0: USB ACM device The command 'chmod o+rw /dev/ttyS0', which I found in this forum also returns 'Operation not permitted' error. I am loged in the box with administrative previleges. 'Terminal' returned error 'permission denied' when I tried to execute 'stty -F /dev/ttyS0 57600 parodd' command. 'Cutecom' returned error 'could not open serial port' I am working on a project which requires opening a serial port and write/read data with an external device. I've tried every possible combo I can think of with this, and I still cannot get this to link with either JPilot or KPilot. In other distros, I simply used /dev/ttyUSB0 or /dev/ttyUSB1 or /dev/ttyUSBwhatever and everything worked just fine. Oct 7 10:01:29 localhost kernel: visor.c: USB HandSpring Visor, Palm m50x, Treo, Sony Clié driver v1.7 Oct 7 10:01:29 localhost kernel: usbserial.c: USB Serial support registered for Sony Clié 5.0 Oct 7 10:01:29 localhost kernel: usbserial.c: USB Serial support registered for Sony Clié 3.5 Oct 7 10:01:29 localhost kernel: usbserial.c: Handspring Visor / Treo / Palm 4.0 / Clié 4.x converter now attached to ttyUSB1 (or usb/tts/1 for devfs) Oct 7 10:01:29 localhost kernel: usbserial.c: Handspring Visor / Treo / Palm 4.0 / Clié 4.x converter now attached to ttyUSB0 (or usb/tts/0 for devfs) Oct 7 10:01:29 localhost kernel: usbserial.c: Handspring Visor / Treo / Palm 4.0 / Clié 4.x converter detected
Oct 7 10:01:29 localhost kernel: usbserial.c: USB Serial support registered for Handspring Visor / Treo / Palm 4.0 / Clié 4.x Oct 7 10:01:29 localhost kernel: usbserial.c: USB Serial Driver core v1.4 Oct 7 10:01:29 localhost kernel: usbserial.c: USB Serial support registered for Generic Oct 7 10:01:29 localhost kernel: usb.c: registered new driver serial When I use +r, I get 'No such file or directory.' But, when I press the 'Sync' button on my palm pilot, I receive the following !34
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