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Desktop App

LZX Connect

LZX Connect is the desktop companion app for guided firmware updates across LZX hardware. Update Videomancer over USB-C, flash Scrolls, Diver, and Escher Sketch modules via rear USB DFU, and manage Videomancer program libraries — all from one desktop app.

Requires Videomancer firmware 1.x.x or later. Firmware 1.x.x is currently pre-release. If your device is on firmware 0.1.8, use the manual BOOT button method to upgrade to 1.x.x first. Once on 1.x.x, enable Show pre-releases in LZX Connect settings to see and install pre-release firmware updates.

Connect beta program

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Download the latest release package for your operating system.connect/1.3.4July 21, 2026

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Release Notes

connect/1.3.4July 21, 2026

LZX Connect 1.3.4

Bugfix release: Windows console spam, UF2 flash reliability, Serial Console removal.

Fixed in 1.3.4

  • Windows — Stopped polling removable drives via wmic (console window spam / WMIC.exe 0xc0000142); uses Win32 APIs instead
  • Firmware flash — Flush UF2 with File::sync_all (no PowerShell), fail when the update drive never unmounts or the version is unchanged after reconnect
  • Program libraries — Clearer SD mount errors (power-cycle with card seated; programs/ + Developer Mode for manual copies)
  • Removed — Serial Console tab (deprecated)
  • Includes 1.3.0–1.3.3

  • Program library release detection after Forgejo CDN cutover
  • Device detection / serial hub mutex deadlock fixes
  • Supported devices

  • Videomancer (UF2)
  • Scrolls, Diver, Escher Sketch (STM32 DFU)
  • TBC2 Mk2 (autodownload)
  • Artifacts

  • Windows: MSI + NSIS setup
  • macOS: universal DMG (Apple Silicon + Intel)
  • Linux: .deb + AppImage
  • What It Does

    • Videomancer firmware — guided UF2 updates for 1.x.x → newer 1.x.x over USB-C
    • Eurorack module DFU — detect and flash Scrolls (MCU), Diver, and Escher Sketch via rear USB Mini-B bootloader
    • Install Program Library — installs the official LZX or community program library to Videomancer's microSD card over USB; no card reader needed
    • Load VMPROG File — streams a single .vmprog to device RAM over USB for development sideloading; not persistent across reboots
    • Version tracking for all connected devices

    Full documentation → LZX Connect Guide

    Supported Devices

    • FPGA video instrument — guided UF2 firmware updates and program library management over USB-C

    • Gen3 eurorack module — MCU firmware updates via STM32 DFU (rear USB Mini-B)

    • Orion-series oscillator module — firmware updates via STM32 DFU (rear USB Mini-B)

    • Orion-series touchpanel controller module — firmware updates via STM32 DFU (rear USB Mini-B)

    • Gen3 dual video input and time-base corrector — firmware updates over USB mass storage (front microSD)

    • Frame-buffer video processor — firmware and media updates over USB mass storage

    • ChromagnonComing soon

      Next-generation LZX video instrument platform

    Prefer manual updates? Firmware files remain available from each product downloads page.