Applewin Emulator Updated

The latest release of the Applewin emulator is now available.  Version of Applewin includes a host of updates including:

  • [Change #522] SSC: Support ACIA’s TX Empty interrupt for both COM and TCP modes.
  • [Change #311] SSC: Support ACIA’s CTS/RTS.
  • [Bug #308] Fixed TCP mode which was only generating an IRQ for first byte received.
  • SSC: Fixed reading DIPSW registers.
  • SSC: Support ACIA’s Program Reset (write to register 9).
  • SSC: Improved logging for unsupported modes (Echo, Tx break signal).

Changes in the previous release, include the following fixes

  • [Change #547] Improve UI and logging when PrintScreen key fails to register.
  • [Change #546] Changing Config’s ‘Disk access speed’ now doesn’t trigger a restart.
  • [Change #540] Config’s Benchmark now reports “Pure CPU MHz” for both video update (as before) & full-speed (new).
  • [Change #535] Help doc: added a description of Caps Lock behaviour.
  • [Change #398] Added new command line switches:
    -h1 : Start with hard disk 1 plugged-in (and auto power-on the Apple II). NB. Hard disk controller card gets enabled.
    -h2 : Start with hard disk 2 plugged-in. NB. Hard disk controller card gets enabled.
    -s7 empty : Remove the hard disk controller card from slot 7.
  • [Bug #543] Swapping disks now doesn’t swap drive’s motor/spinning state.
  • [Bug #537] Fix for failing DOS 3.2 INIT.

The Applewin emulator is the premier Apple II emulator for Windows based systems and is 100% free.  The source code for the emulator is also available on the Github for Applewin.

You can download the latest version from the Applewin releases page at:

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About the Author

Bill Martens

A.P.P.L.E. Chairman of the Board and Club president -- Bill worked for the founder, Val J. Golding and A.P.P.L.E. from 1981 to 1982. In 1999, he began archiving the materials which were distributed and sold by A.P.P.L.E.. That project led to the group that remained of A.P.P.L.E. Bill was involved in the financial industry in Tokyo and has over 20 major office infrastructure projects to his name. In March 2001, he retired to write books and to spend more time pursuing personal interests. As the president of the users group, Bill is in charge of distribution of Call-A.P.P.L.E. magazine as well as the organization of this web site. Bill currently resides in Tokyo, Japan and Shelton, Wa splitting time between the places.