Logic IO Newsletter

August 29, 2026

New Releases
RTCU Development Tools and NX/LX Runtime Firmware

This newsletter announces a coordinated update of the RTCU development tools and runtime firmware used with current NX and LX devices.

The following releases are now available:

  • RTCU M2M Studio V1.10
  • RTCU IEX V1.10
  • NX Runtime Firmware V2.60
  • LX Runtime Firmware V2.60

The releases are recommended for customers using the latest NX/LX RTCU devices and the current M2M development workflow.

RTCU M2M Studio V1.10

This release improves daily development work with expanded VPL language support, better editor assistance, improved simulator behavior, and stronger transfer diagnostics.

  • Expanded VPL support:
    Support for ACCESS ARRAY function parameters, two-dimensional arrays, and composite STRUCT_BLOCK assignment.
  • Improved editor assistance:
    More robust autocompletion and fly-over help, including simulator support information for RTCU API functions.
  • Improved simulator support:
    Better RTCU Communication Hub packet reception support and larger RCH LPS packets.
  • Improved Project Drive feedback:
    Clearer transfer error messages during Project Drive synchronization.
  • Installation and stability:
    Improved installer dependency handling and corrections for rare shutdown and simulator stability issues.

Detailed release notes are available for RTCU M2M Studio V1.10.

RTCU IEX V1.10

RTCU IEX V1.10 adds new Insight display support and improves I/O presentation and user-interface behavior when debugging applications on physical NX32L-based hardware.

  • New Insight support:
    Added display support for ACCESS ARRAY parameters and two-dimensional arrays, with improved handling of references, pointer values, large arrays, and invalid string values.
  • Improved I/O presentation:
    Updated I/O module naming and improved device status presentation.
  • User-interface improvements:
    Better high-DPI scaling, restored window sizing, toolbar icons, and table handling.
  • Improved stability:
    Corrections for rare refresh and value-display issues during live Insight sessions.

Detailed release notes are available for RTCU IEX V1.10.

NX/LX Runtime Firmware V2.60

NX and LX Runtime Firmware V2.60 provides updated runtime support for NX and LX devices, with improvements across communication, I/O visibility, file handling, and runtime stability.

  • Communication improvements:
    Event-driven RTCU Communication Hub packet reception, callback-based RS232/RS485 data reception, and support for up to 6 MQTT connections.
  • Improved connectivity:
    Improved RTCU Communication Hub reconnect behavior, TLS/FTPS handling, and REST/LAN routing.
  • Improved IEX visibility:
    Better presentation of analog output, DC output, virtual I/O, and access-variable information in RTCU IEX.
  • Improved file handling:
    Better Project Drive/file-system handling.
  • General stability:
    Runtime stability and resource handling improvements across supported NX and LX devices.

Detailed release notes are available separately for NX runtime firmware and LX runtime firmware.

Downloads and release notes are available from the Logic IO website:
Download Area   |   Latest Releases

For further questions or enquiries:

Logic IO Logo

Logic IO ApS
Holmboes Alle 14
8700 Horsens
Denmark
Telephone: +45 7625 0210
Fax: +45 7625 0211
info@logicio.com
logicio.com