looking at device '/devices/platform/usbhs-omap.0/ehci-omap.0/usb1/1-2/1-2.4/1-2.4.3/1-2.4.3.2/1-2.4.3.2:1.0/tty/ttyACM3':
    KERNEL=="ttyACM3"
    SUBSYSTEM=="tty"
    DRIVER==""

  looking at parent device '/devices/platform/usbhs-omap.0/ehci-omap.0/usb1/1-2/1-2.4/1-2.4.3/1-2.4.3.2/1-2.4.3.2:1.0':
    KERNELS=="1-2.4.3.2:1.0"
    SUBSYSTEMS=="usb"
    DRIVERS=="cdc_acm"
    ATTRS{bInterfaceNumber}=="00"
    ATTRS{bAlternateSetting}==" 0"
    ATTRS{bNumEndpoints}=="01"
    ATTRS{bInterfaceClass}=="02"
    ATTRS{bInterfaceSubClass}=="02"
    ATTRS{bInterfaceProtocol}=="01"
    ATTRS{supports_autosuspend}=="1"
    ATTRS{iad_bFirstInterface}=="00"
    ATTRS{iad_bInterfaceCount}=="02"
    ATTRS{iad_bFunctionClass}=="02"
    ATTRS{iad_bFunctionSubClass}=="02"
    ATTRS{iad_bFunctionProtocol}=="01"
    ATTRS{bmCapabilities}=="2"

  looking at parent device '/devices/platform/usbhs-omap.0/ehci-omap.0/usb1/1-2/1-2.4/1-2.4.3/1-2.4.3.2':
    KERNELS=="1-2.4.3.2"
    SUBSYSTEMS=="usb"
    DRIVERS=="usb"
    ATTRS{configuration}==""
    ATTRS{bNumInterfaces}==" 5"
    ATTRS{bConfigurationValue}=="1"
    ATTRS{bmAttributes}=="c0"
    ATTRS{bMaxPower}=="100mA"
    ATTRS{urbnum}=="18"
    ATTRS{idVendor}=="1ffb"
    ATTRS{idProduct}=="0089"
    ATTRS{bcdDevice}=="0101"
    ATTRS{bDeviceClass}=="ef"
    ATTRS{bDeviceSubClass}=="02"
    ATTRS{bDeviceProtocol}=="01"
    ATTRS{bNumConfigurations}=="1"
    ATTRS{bMaxPacketSize0}=="8"
    ATTRS{speed}=="12"
    ATTRS{busnum}=="1"
    ATTRS{devnum}=="57"
    ATTRS{devpath}=="2.4.3.2"
    ATTRS{version}==" 2.00"
    ATTRS{maxchild}=="0"
    ATTRS{quirks}=="0x0"
    ATTRS{avoid_reset_quirk}=="0"
    ATTRS{authorized}=="1"
    ATTRS{manufacturer}=="Pololu Corporation"
    ATTRS{product}=="Pololu Micro Maestro 6-Servo Controller"
    ATTRS{serial}=="00054753"