
Release Notes for AB Circle CIR515 Smart Card Reader Driver
===========================================================

Supported operating systems:
============================

- Valid for the following operating systems:
  * Windows 7 SP1 (x86 & x64)
  * Windows 8.1   (x86 & x64)
  * Windows 10    (x86 & x64)
  * Windows 11    (x64 & ARM64)
  * Windows Server 2008 R2
  * Windows Server 2012
  * Windows Server 2012 R2
  * Windows Server 2016
  * Windows Server 2019
  * Windows Server 2022
  * Windows Server 2025

- Microsoft signed for the following operating systems:
  * Windows 11    (x64 & ARM64)
  * Windows 10    (x86 & x64)
  * Windows 8.1   (x86 & x64)
  * Windows 7 SP1 (x86 & x64)
Note: 
The Microsoft signature is recognized on all operating systems 
mentioned above.

History:
========

2.4.0.0                                             28 May 2026
---------------------------------------------------------------
•    Added support for Windows 11 ARM64.
•    Added support for DFU reader.

2.3.0.0                                            13 June 2023
---------------------------------------------------------------
•    Improved stability in card status handling.
•    Updated KMDF framework version to 1.11.

2.1.0.0                                         16 October 2022
---------------------------------------------------------------
•    Fixed issue in SetProtocol function where PPS retry with 
     default speed failed with an invalid protocol error.

2.0.3.0                                         05 January 2022
---------------------------------------------------------------
•    Fixed chaining issue in extended apdu.
•    Added getting custom clock frequencies and data rates if 
     needed.
•    Fixed issue in GetCardStatus if reader returns ccid error 
     when no card present.
•    Added additional pcsc error mapping from ccid errors.


2.0.1.0                                            11 June 2021
---------------------------------------------------------------
•    Initial release.

Contact:
========

Website: http://www.abcircle.com
E-mail: info@abcircle.com

Copyright:
==========

Copyright (c) 2020-2026, AB Circle Limited. 

No part of this release text may be reproduced or transmitted 
in any from without the expressed, written permission of 
AB Circle.

Notice
Due to rapid change in technology, some of specifications 
mentioned in this publication are subject to change without 
notice. Information furnished is believed to be accurate and 
reliable. AB Circle assumes no responsibility for any errors 
or omissions, which may appear in this document.
