I have created a '/lib/udev/rules.d/97-ftdi-usb-nmea.rules' file containing the following.
Code: Select all
# Future Technology Devices FTZ9U2GL (FT232) USB/NMEA 0183 converter.
ATTRS{idvendor}=="0403", ATTRS{idProduct}=="6001", SYMLINK+="usb2nmea%n", GROUP="users", MODE="0666"
I have also tried ID_VENDOR_ID=="0403", ID_MODEL_ID=="6001",
I have also tried placing the file in '/etc/udev/rules.d'.
I have checked the rules files permissions and they are '-rw-r--r--', the same as the other existing rules.
None of this has produced the desired symlink, or appeared to have any effect..
Plugging in the device has always created a node at '/devttyUSBx' with no problem, and 'lsmod' reveals that the 'ftdi_sio' module is loaded, along with 'usbserial', when the device is plugged in. Just can't get it to do the additional bits that I want.
Running 'udevadm monitor --kernel --udev --property' produces the following when the device is plugged in.
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KERNEL[13709.254344] add /devices/pci0000:00/0000:00:16.2/usb3/3-4/3-4.4 (usb)
ACTION=add
BUSNUM=003
DEVNAME=/dev/bus/usb/003/013
DEVNUM=013
DEVPATH=/devices/pci0000:00/0000:00:16.2/usb3/3-4/3-4.4
DEVTYPE=usb_device
MAJOR=189
MINOR=268
PRODUCT=403/6001/600
SEQNUM=8622
SUBSYSTEM=usb
TYPE=0/0/0
KERNEL[13709.256530] add /devices/pci0000:00/0000:00:16.2/usb3/3-4/3-4.4/3-4.4:1.0 (usb)
ACTION=add
DEVPATH=/devices/pci0000:00/0000:00:16.2/usb3/3-4/3-4.4/3-4.4:1.0
DEVTYPE=usb_interface
INTERFACE=255/255/255
MODALIAS=usb:v0403p6001d0600dc00dsc00dp00icFFiscFFipFFin00
PRODUCT=403/6001/600
SEQNUM=8623
SUBSYSTEM=usb
TYPE=0/0/0
KERNEL[13709.256567] add /devices/pci0000:00/0000:00:16.2/usb3/3-4/3-4.4/3-4.4:1.0/ttyUSB0 (usb-serial)
ACTION=add
DEVPATH=/devices/pci0000:00/0000:00:16.2/usb3/3-4/3-4.4/3-4.4:1.0/ttyUSB0
SEQNUM=8624
SUBSYSTEM=usb-serial
KERNEL[13709.256923] add /devices/pci0000:00/0000:00:16.2/usb3/3-4/3-4.4/3-4.4:1.0/ttyUSB0/tty/ttyUSB0 (tty)
ACTION=add
DEVNAME=/dev/ttyUSB0
DEVPATH=/devices/pci0000:00/0000:00:16.2/usb3/3-4/3-4.4/3-4.4:1.0/ttyUSB0/tty/ttyUSB0
MAJOR=188
MINOR=0
SEQNUM=8625
SUBSYSTEM=tty
UDEV [13709.273047] add /devices/pci0000:00/0000:00:16.2/usb3/3-4/3-4.4 (usb)
ACTION=add
BUSNUM=003
DEVNAME=/dev/bus/usb/003/013
DEVNUM=013
DEVPATH=/devices/pci0000:00/0000:00:16.2/usb3/3-4/3-4.4
DEVTYPE=usb_device
ID_BUS=usb
ID_MM_DEVICE_MANUAL_SCAN_ONLY=1
ID_MODEL=USB-RS232_Cable
ID_MODEL_ENC=USB-RS232\x20Cable
ID_MODEL_FROM_DATABASE=FT232 USB-Serial (UART) IC
ID_MODEL_ID=6001
ID_REVISION=0600
ID_SERIAL=FTDI_USB-RS232_Cable_FTZ9U2GL
ID_SERIAL_SHORT=FTZ9U2GL
ID_USB_INTERFACES=:ffffff:
ID_VENDOR=FTDI
ID_VENDOR_ENC=FTDI
ID_VENDOR_FROM_DATABASE=Future Technology Devices International, Ltd
ID_VENDOR_ID=0403
MAJOR=189
MINOR=268
PRODUCT=403/6001/600
SEQNUM=8622
SUBSYSTEM=usb
TYPE=0/0/0
USEC_INITIALIZED=709264174
UDEV [13709.279193] add /devices/pci0000:00/0000:00:16.2/usb3/3-4/3-4.4/3-4.4:1.0 (usb)
ACTION=add
DEVPATH=/devices/pci0000:00/0000:00:16.2/usb3/3-4/3-4.4/3-4.4:1.0
DEVTYPE=usb_interface
ID_MODEL_FROM_DATABASE=FT232 USB-Serial (UART) IC
ID_VENDOR_FROM_DATABASE=Future Technology Devices International, Ltd
INTERFACE=255/255/255
MODALIAS=usb:v0403p6001d0600dc00dsc00dp00icFFiscFFipFFin00
PRODUCT=403/6001/600
SEQNUM=8623
SUBSYSTEM=usb
TYPE=0/0/0
USEC_INITIALIZED=709274789
UDEV [13709.280022] add /devices/pci0000:00/0000:00:16.2/usb3/3-4/3-4.4/3-4.4:1.0/ttyUSB0 (usb-serial)
ACTION=add
DEVPATH=/devices/pci0000:00/0000:00:16.2/usb3/3-4/3-4.4/3-4.4:1.0/ttyUSB0
SEQNUM=8624
SUBSYSTEM=usb-serial
USEC_INITIALIZED=709279967
UDEV [13709.284113] add /devices/pci0000:00/0000:00:16.2/usb3/3-4/3-4.4/3-4.4:1.0/ttyUSB0/tty/ttyUSB0 (tty)
ACTION=add
DEVLINKS=/dev/serial/by-id/usb-FTDI_USB-RS232_Cable_FTZ9U2GL-if00-port0 /dev/serial/by-path/pci-0000:00:16.2-usb-0:4.4:1.0-port0
DEVNAME=/dev/ttyUSB0
DEVPATH=/devices/pci0000:00/0000:00:16.2/usb3/3-4/3-4.4/3-4.4:1.0/ttyUSB0/tty/ttyUSB0
ID_BUS=usb
ID_MM_CANDIDATE=1
ID_MODEL=USB-RS232_Cable
ID_MODEL_ENC=USB-RS232\x20Cable
ID_MODEL_FROM_DATABASE=FT232 USB-Serial (UART) IC
ID_MODEL_ID=6001
ID_PATH=pci-0000:00:16.2-usb-0:4.4:1.0
ID_PATH_TAG=pci-0000_00_16_2-usb-0_4_4_1_0
ID_PCI_CLASS_FROM_DATABASE=Serial bus controller
ID_PCI_INTERFACE_FROM_DATABASE=EHCI
ID_PCI_SUBCLASS_FROM_DATABASE=USB controller
ID_REVISION=0600
ID_SERIAL=FTDI_USB-RS232_Cable_FTZ9U2GL
ID_SERIAL_SHORT=FTZ9U2GL
ID_TYPE=generic
ID_USB_DRIVER=ftdi_sio
ID_USB_INTERFACES=:ffffff:
ID_USB_INTERFACE_NUM=00
ID_VENDOR=FTDI
ID_VENDOR_ENC=FTDI
ID_VENDOR_FROM_DATABASE=Future Technology Devices International, Ltd
ID_VENDOR_ID=0403
MAJOR=188
MINOR=0
SEQNUM=8625
SUBSYSTEM=tty
USEC_INITIALIZED=709284031
Can anyone see why my rule does not work?
I cannot see it mentioned anywhere that 'eudev' rules differ in any way from 'udev' rules, can anyone confirm this?