SLEEPUS / SERVICE UTILITY

MK3 Firmware Updater

Not connected

Enter update mode

To enter update mode, hold the BOOT0 button on your Sleepus MK3 while plugging in the USB cable.

Windows driver setup

If the updater cannot claim the DFU interface, use Zadig to install WinUSB for DFU in FS Mode (2E3C:DF11).

Download Zadig 2.9
  1. Run Zadig and choose Options > List All Devices.
  2. Select DFU in FS Mode and confirm USB ID 2E3C:DF11.
  3. Choose WinUSB, then click Install Driver or Replace Driver.
01

Connect bootloader

Artery factory DFU / VID 2E3C / PID DF11

First connection: select DFU in FS Mode - Paired in Chrome's window, then click Connect.
02

Select firmware

Raw binary image linked for address 0x08000000

Checking for the latest firmware...

03

Erase and flash

Mass erase removes RDP Level 1 before writing

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