Drivers; Stlink-V3E Firmware Upgrade; Figure 7. Usb Composite Device - ST STM32U5 User Manual

6.3.1

Drivers

Before connecting the STM32U5 Nucleo-144 board to a Windows 7
a driver for the STLINK-V3E (stsw-link009) must be installed (not required for Windows 10
www.st.com website.
In case the STM32U5 Nucleo-144 board is connected to the PC before the driver is installed, a peripheral may be
declared as "Unknown" in the PC device manager. In this case, the user must install or update the driver files from
the device manager as shown in
Note: Prefer using the USB Composite Device handle for a full recovery.
Note: 37xx:
• 374E for STLINK-V3E without bridge functions
• 374F for STLINK-V3E with bridge functions
6.3.2

STLINK-V3E firmware upgrade

The STLINK-V3E embeds a firmware upgrade mechanism through the USB port. As the firmware may evolve
during the lifetime of the STLINK-V3E product, to add new functionalities, to fix bugs, and to support new
microcontroller families, it is recommended to visit the
Nucleo-144 board and periodically, to stay up-to-date with the latest firmware version.
UM2861 - Rev 2
Figure 7.
Figure 7. USB composite device
www.st.com
Embedded STLINK-V3E
® ®
, Windows 8 , or Windows 10
®
). It is available on the
website before starting to use the STM32U5
UM2861
®
PC via USB,
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