Arcom Controllers RC210 (M128 CPU) firmware v4.45

Arcom Controllers · Released Dec 4, 2005 · First seen Sep 9, 2026

Source: arcomcontrollers.com

v4.45 is not the latest firmware for the Arcom Controllers RC210 (M128 CPU): the current version is v6.0454 (January 5, 2021). Go to v6.0454

In short — summary by updatemystuff.com

CTCSS no longer generated during initial IDs when disabled; Port 3 repeat mode bug fixed

  • CTCSS Encode during Initial ID's now respects disable setting
  • Fixed incorrect Port 3 ID transmission in repeat mode

Written from Arcom Controllers's release notes, which are printed in full below.

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What's in this update

Bug fix and change in operation of a feature Fixed small bug where if Port 3 was in repe​at mode, it was possible for Port 3 ID's to be sent whenever COS went active.

This only occ​ured under specific circumstances.

Changed CTCSS Encode during Initial ID's.

If CTCSS During ID's is turned off, CTCSS will not be generated during Initial ID's.

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Other versions for this product

See the full firmware history for the RC210 (M128 CPU)