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CODESYS Firmware Release Notes

Whether you’re familiar with our CODESYS, or new to Maple Systems, check out the Latest Release notes to see what’s new about the latest version of CODESYS integrated into our cMT’s and controllers. Learn more about new features, driver updates, corrections, and more. You can also follow along to our helpful technote on how to upgrade CODESYS firmware on your cMT and other guides located in our our Support Center.

CODESYS - SoftPLC control software
Version: 20250212

Please use with “CODESYS & Remote IO Package” 1.5.3.516 or later.

  1. Added support for PROFINET Controller.
Version: 20240703

Please use with “CODESYS & Remote IO Package” 1.5.3.500 or later.

For cMT-CTRL01, please use with “CTRL Embedded iR Coupler Firmware” 1.02.0 or later.

  1. used b
Version: 20241206

Please use with “CODESYS & Remote IO Package” 1.5.3.510 or later.

  1. Fixed errors caused by specific operations.
  2. Fixed an issue where Watchdog may occasionally trigger incorrectly.
Version: 20240703

Please use with “CODESYS & Remote IO Package” 1.5.3.500 or later.

For cMT-CTRL01, please use with “CTRL Embedded iR Coupler Firmware” 1.02.0 or later.

  1. Added support for CAA components.
  2. Increased storage and memory space:
    • Data, Input, Output, Memory, Code: Increased from 3 MB to 5 MB
    • Retain area (retains data after restart): Increased from 16 KB to 32 KB
    • Persistent area (retains data after download): Increased from 16 KB to 32 KB
    • File System: Increased from 8 MB to 12 MB
  3. Increased the number of available CODESYS programming/communication channels to 16.
Version: 20240507

Please use with “CODESYS & Remote IO Package” 1.5.3.470 or later.

For cMT-CTRL01, please use with “CTRL Embedded iR Coupler Firmware” 1.02.0 or later.

  1. Fixed an issue where CODESYS activation status cannot be displayed correctly on cMT-FHDX and cMT-SVRX.
  2. Fixed communication issues that occur when the number of MODBUS slave devices exceeds 14.
  3. Optimized CODESYS LOG feature to improve system diagnostics capabilities.
Version: 20240204

Please use with “CODESYS & Remote IO Package” 1.4.0.435 or later.

For cMT-CTRL01, please use with “CTRL Embedded iR Coupler Firmware” 1.02.0 or later.

  1. Added support for EtherNet/IP.
  2. Added support for Recipe Manager.
  3. Added SysFileCopy() support for all current models.
  4. Added support for new library functions.
Version: 20220818

Please use with “CODESYS & Remote IO Package” 1.2.0.400 or later.

For cMT-CTRL01, please use with “CTRL Embedded iR Coupler Firmware” 1.02.0 or later.

  1. Increased the available CODESYS programming/communication channels to 12.
  2. Fixed an issue where the CODESYS runtime in cMT-CTRL01 might go into error state if its program attempts to access I/O data without I/O being physically attached.
Version: 20220407

Please use with “CODESYS & Remote IO Package” 1.2.0.400 or later.

For cMT-CTRL01, please use with “CTRL Embedded iR Coupler Firmware” 1.02.0 or later.

  1. Fixed an issue where CODESYS system clock (SysTimeRtc) runs a little slower.
Version: 20210913

Please use with “CODESYS & Remote IO Package” 1.0.0.319 or later.

For cMT-CTRL01, please use with “CTRL Embedded iR Coupler Firmware” 1.02.0 or later.

  1. Increased the available CODESYS programming/communication channels to 8.
Version: 20210119

Please use with “CODESYS & Remote IO Package” 1.0.0.311 or later.

For cMT-CTRL01, please use with “CTRL Embedded iR Coupler Firmware” 1.02.0 or later.

  1. Added support for
    • cMT X Standard: cMT2078X, cMT2108X, cMT2158X
    • cMT X Advanced: cMT3072X, cMT3072XH, cMT3102X
  2. Added SysFileCopy() function to copy file from/to external device (SD card, USB disk).
  3. Optimized iBus Data Exchange mechanism for cMT-CTRL01.
  4. Added iBus Read/Write function for cMT-CTRL01.
Version: 20200731

Please use with “CODESYS & Remote IO Package” 1.0.0.280 or later.

  1. Added support for cMT-FHDX.
  2. Added a mechanism for software update to prevent installation of CODESYS Firmware versions that are not applicable.
Version: 20200401

Please use with “CODESYS & Remote IO Package” 1.0.0.255 or later.

  1. Added support for EtherCAT Master.
Version: 20191206

Please use with “CODESYS & Remote IO Package” 1.0.0.235 or later.

  1. Fixed an issue where CODESYS Trace cannot be used via HMI’s Ethernet port.
Version: 20191025

Please use with “CODESYS & Remote IO Package” 1.0.0.231 or later.

  1. Optimized response time for cMT-CTRL01.
  2. Fixed an issue where, under certain circumstances, unwanted broadcast commands are sent when the device is connected by EBPro’s on-line simulation.
Version: 20190701

Please use with “CODESYS & Remote IO Package” 1.0.0.207 or later.

  1. Added support for cMT-CTRL01.
  2. Fixed an issue where Modbus does not work when LAN 1 is not connected via an Ethernet cable.
Version: 20181218

Please use with “CODESYS & Remote IO Package” 1.0.0.186 or later.

  1. Optimized system performance.
  2. Fixed runtime issues that might lead to system crashes.
Version: 20180807

Please use with “CODESYS & Remote IO Package” 1.0.0.138 or later.

  1. Improved system stability.
Version: 20180331

Please use with “CODESYS & Remote IO Package” 1.0.0.95 or later.

  1. First cMT + CODESYS release.