Udev rules etc...

50-micmute-led.rules

# set the microphone mute led to glow when capture is enabled
ACTION=="add",SUBSYSTEM=="sound",KERNEL=="ctl-led",ATTR{mic/mode}="follow-route"

50-my-local.rules

# /etc/udev/rules.d/50-my-local.rules
# use `udevadm info -a /dev/...` to find out the attributes of your device

ACTION!="add", GOTO="rules_end"

# yubikey-4
SUBSYSTEM=="usb", ATTR{idVendor}=="1050", ATTR{idProduct}=="0406", TAG+="uaccess"

# Oneplus 3 adb
SUBSYSTEM=="usb", ATTR{idVendor}=="18d1", ATTR{idProduct}=="4ee7", ATTR{serial}=="6780d2a3", TAG+="uaccess", SYMLINK+="oneplus3"
SUBSYSTEM=="usb", ATTR{idVendor}=="18d1", ATTR{idProduct}=="d00d", ATTR{serial}=="6780d2a3", TAG+="uaccess", SYMLINK+="fastboot"

# setup custom keys on some of my input devices
SUBSYSTEM=="input", KERNEL=="event*", ATTRS{name}=="Logitech G500", ENV{ID_INPUT_KEYBOARD}=="1", RUN+="keymap $name /etc/udev/keymaps/logitech-g500"
SUBSYSTEM=="input", KERNEL=="event*", ATTRS{name}=="Targus Bluetooth Presenter for Mac (AMP11)", RUN+="keymap $name /etc/udev/keymaps/targus-presenter-amp11"

# symlink for the Bus Pirate
SUBSYSTEM=="tty", ENV{ID_MODEL}=="Bus_Pirate_V4", TAG+="uaccess", SYMLINK+="bus-pirate", ENV{ID_MM_DEVICE_IGNORE}="1"

# irtoy
SUBSYSTEM=="tty", ATTRS{idProduct}=="fd08", ATTRS{idVendor}=="04d8", TAG+="uaccess", SYMLINK+="irtoy"

# symlinks for Arduinos
SUBSYSTEMS=="usb", ATTRS{product}=="FT232R USB UART", ATTRS{idProduct}=="6001", ATTRS{idVendor}=="0403", TAG+="uaccess", SYMLINK+="arduino arduino_$attr{serial}"
SUBSYSTEMS=="usb", ATTRS{product}=="ARDUINO NANO",    ATTRS{idProduct}=="6001", ATTRS{idVendor}=="0403", TAG+="uaccess", SYMLINK+="arduino arduino_nano_$attr{serial}"

# arduino nano
SUBSYSTEM=="tty", ATTRS{idProduct}=="7523", ATTRS{idVendor}=="1a86", TAG+="uaccess"

# u2f zero
SUBSYSTEM=="usb", ATTR{manufacturer}=="Silicon Labs", ATTR{product}=="U2F Zero", TAG+="uaccess"

# segger j-link
SUBSYSTEM=="usb", ATTR{idVendor}=="1366", ATTR{idProduct}=="0101", TAG+="uaccess"

# st-link
SUBSYSTEM=="usb", ATTR{idVendor}=="0483", ATTR{idProduct}=="374b", TAG+="uaccess"

# Texas Instruments In-Circuit Debug Interface / stellaris launchpad
SUBSYSTEM=="usb", ATTR{idVendor}=="1cbe", ATTR{idProduct}=="00fd", TAG+="uaccess"

# DFU on BluePill
SUBSYSTEM=="usb", ATTR{idVendor}=="1d50", ATTR{idProduct}=="6017", TAG+="uaccess"

LABEL="rules_end"

99-mouse.hwdb

# /etc/udev/hwdb.d/99-mouse.hwdb 

# a4tech n-708x
evdev:input:b0003v093Ap2521*
 KEYBOARD_KEY_90005=back
 KEYBOARD_KEY_90004=forward

# Logitech G500
keyboard:usb:v046DpC068d*
 KEYBOARD_KEY_07004b=back
 KEYBOARD_KEY_07004e=forward
 KEYBOARD_KEY_0700e2=reserved
 KEYBOARD_KEY_07002b=cyclewindows

targus-presenter-amp11

# /etc/udev/keymaps/targus-presenter-amp11
0x7002F pageup    # mouse mode - 1st app button
0x70030 pagedown  # mouse mode - 2nd app button
0x70005 left      # presenter mode - 1st app button
0x70013 right     # presenter mode - 2nd app button

0x700E1 reserved  # ignore
0x700E2 reserved  # ignore
0x700E3 reserved  # ignore