Arcom Controllers RC210 (M128 CPU) firmware v4.64

Arcom Controllers · Released Oct 3, 2006 · First seen Sep 9, 2026

Source: arcomcontrollers.com

v4.64 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

General Timers now use seconds instead of minutes, plus new Command Prefix and Macro features.

  • Timers can now be programmed in seconds instead of minutes
  • Pre Command Prefix enables access to commands without unlocking ports
  • Courtesy Tones can use Message Macros instead of tones

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

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What's in this update

Feature addition and anomoly correction New feature that allows the definition of a Pre Command Prefix.

If defined, a​llows access to default non-programming Commands, i.e. the commands usually only accessible after unlocking a Port, with the exception of those that start with a star ( * ).

Changed General Timers to be programmable in seconds instead​ of minutes.

New feature that allows a subset of Command Macros to be programmed to allow only those Macros to be used.

Useful for some very intriguing control schemes Courtesy Tones may now use Message Macros instead of tones, which is selected by how programmed.

Note: This firmware version requires RCP 5.06 or later

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Other versions for this product

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