Firmware Version 2.2.2 (Build No. 2.2.2_260518)

Release|2026-05-19

注意

For devices with the new SE processor, after upgrading the firmware to v2.1.0 or higher, you cannot downgrade to a lower version and downgrade the firmware customized in the lower version.

Devices with existing SE processor can be downgraded to a lower version.

For more information, check the serial number of the device and contact the Suprema.

New Features and Improvements

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1. Supports feature to set the baud rate of slave devices.

2. Supports SL1, SL3, and SL1/SL3 Mix Mode for security level compatibility with MIFARE Plus EV1 cards.

   ‒ SL1: Compatible mode with MIFARE Classic

   ‒ SL3: Advanced security mode based on AES

3. Improved to distinguish devices that support the Secure Tamper feature.

Bug Fixes

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1. Calling the BS2_GetDeviceCapabilities function on a slave device connected via RS-485 outputs incorrect values. 発生バージョン: 1.0.0

2. Arm/Disarm actions did not operate correctly on specific Supervised Input port of the DM-20 connected as a slave. 発生バージョン: 1.0.0

3. Wiegand format card data of 25 bits or less is not recognized. 発生バージョン: 2.2.0