49-stlink.rules

# STM32 Discovery boards, with onboard st/linkv1
# ie, STM32VL
SUBSYSTEMS=="usb", ATTRS{idVendor}=="0483", ATTRS{idProduct}=="3744", \
 MODE:="0666", SYMLINK+="stlinkv1_%n"

# STM32 Discovery boards, with onboard st/linkv2
# ie, STM32L, STM32F4.
# STM32VL has st/linkv1, which is quite different
SUBSYSTEMS=="usb", ATTRS{idVendor}=="0483", ATTRS{idProduct}=="3748", \
 MODE:="0666", SYMLINK+="stlinkv2_%n"

# STM32 Nucleo boards, with onboard st/linkv2-1
# ie, STM32F0, STM32F4.
# STM32VL has st/linkv1, which is quite different

SUBSYSTEMS=="usb", ATTRS{idVendor}=="0483", ATTRS{idProduct}=="374b", \
  MODE:="0666", SYMLINK+="stlinkv2-1_%n"

# If you share your linux system with other users, or just don't like the
# idea of write permission for everybody, you can replace MODE:="0666" with
# OWNER:="yourusername" to create the device owned by you, or with
# GROUP:="somegroupname" and mange access using standard unix groups.