Arcom Controllers RC210 (M128 CPU) firmware v5.52

Arcom Controllers · Released Apr 16, 2013 · First seen Sep 9, 2026

Source: arcomcontrollers.com

v5.52 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

Fixes PTT dropouts with speech, timeout routing, and ID timer behavior.

  • Speech on zero hangtime ports no longer causes PTT dropouts
  • Timeout messages fixed for linked ports
  • IDs no longer run continuously with ID Start on PTT

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

Was this useful?

What's in this update

Note: This firmware version requires RCP 5.52 Fixed is​sue with speech causing PTT dropouts on zero hangtime (or non-repeating) Ports Fixed issue with Timeout (and Timeout Cancel) messages sent to wrong Port if Ports are linked) Fixed issue with DVR Erase Command not responding to proper Port Fixed issue with IDs alw​ays running (based on Pending ID Timer) is ID Start on PTT was selected Fixed issue with Macro Function 230-235 (Kerchunk Filtering ON/OFF)

updatemystuff.com never hosts firmware files — always download from the official source.

Get it from Arcom Controllers

Watch the RC210 (M128 CPU) for updates

Create a free account and get an email the moment Arcom Controllers publishes new firmware.

Create account & watch

Other versions for this product

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