Known bugs and restrictions of Emu28 V1.40
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- the following I/O bits aren't emulated
  DSPTEST (0x302) [IAM CLTM1 CLTM0]
  RAMTST  (0x30B) [PCL LOCK DDP DPC]
  INPORT  (0x30C) [RX SREQ ST1 ST0]
  LEDOUT  (0x30D) [EPD DRL]

08/25/26 (c) by Christoph Gieelink
