I tried a lot of things like adding user to dialout and file permissionsĬrw-rw- 1 ss dialout 188, 0 dec 19 16:58 ttyUSB0Īfter sudo usermod -a -G dialout username & sudo chmod a+rw /dev/ttyUSB0 & sudo chown root:dialout -R /dev/Ĭrw-rw-rw- 1 root dialout 188, 0 dec 19 20:40 /dev/ttyUSB0Īrduino serial monitor same error and dmesg same as above usb 10-2: pl2303 converter now attached to ttyUSB0
usbserial: USB Serial support registered for pl2303 usbcore: registered new interface driver pl2303 usb 10-2: Manufacturer: Prolific Technology Inc. usb 10-2: Product: USB-Serial Controller usb 10-2: New USB device strings: Mfr=1, Product=2, SerialNumber=0 usb 10-2: New USB device found, idVendor=067b, idProduct=2303, bcdDevice= 3.00 usb 10-2: new full-speed USB device number 3 using xhci_hcd ch341-uart ttyUSB0: ch341-uart converter now disconnected from ttyUSB0 ch341-uart ttyUSB0: failed to read modem status: -110Īnd with pl2303: usb 10-2: USB disconnect, device number 2 usb 10-2: failed to receive control message: -110 usb 10-2: ch341-uart converter now attached to ttyUSB0 usbserial: USB Serial support registered for ch341-uart usbcore: registered new interface driver ch341 usbserial: USB Serial support registered for generic usbcore: registered new interface driver usbserial_generic usb 10-2: New USB device strings: Mfr=0, Product=2, SerialNumber=0 usb 10-2: New USB device found, idVendor=1a86, idProduct=7523, bcdDevice= 2.54 $ lsmod | grep usbserialĭmesg gives: usb 10-2: new full-speed USB device number 2 using xhci_hcd The hardware is working fine i tested on a windows machine and no problem. If i use another type of usb to serial (pl2303) serial monitor is working fine When i try to open serial monitor Error opening serial port '/dev/ttyUSB0'. When i try to upload from arduino i get avrdude: ser_open(): can't open device "/dev/ttyUSB0": Input/output error
0 kommentar(er)
