Model 5534 Main Firmware

File Names: M5534v1r04.stm

Version History:

Version: 1.04
Release Date: 26-Aug-2026
Description: Fixes bug where the ZMAN Control IP address on the MGMT interface was incorrectly displayed on the webpages. Now adds reboot message to net.shtml when the Management IP address configuration is changed. Corrects which ZMAN Firmware Version is polled from ZMAN.

Version: 1.03
Release Date: 29-Jul-2026
Description: Makes improvements to the Analog Mic In Limiter. (Requires FPGA Firmware v2.02 and later and ZMAN Firmware v2.00 and later)

Version: 1.02
Release Date: 23-Jul-2026
Description: Adds mic limiter function. Fixes bugs related to communication between Main MCU and STcontroller. Adds Any Talkback Active selection to GPO 1 and GPO 2. Changes GPO 1 and GPO 2 Active State default to Active Low. Changes default Analog Mic In Gain to 40 dB. Updates webpages to reflect updated network information including the additional ZMAN out-of-band Control IP address. (Requires FPGA Firmware v2.02 and later and ZMAN Firmware v2.00 and later)

Version: 1.01
Release Date: 02-Apr-2026
Description: Fixes bugs related to setting value displays on web pages, ST 2110 Gateway display on the front-panel menu, and Signal Present Display functionality. Adds Main 1 and Main 2 Listen Modes and Sidetone Minimum Level. Reduces communication time between Main MCU and Secondary MCU for faster user input recognition and LED indication.

Version: 1.00
Release Date: 20-Jan-2026
Description: Initial Release.