DUART Hardware

Scarica lo schema elettrico della scheda DUART [PDF 41kB]

  • IC1 - XR68C681
  • IC2 - 74HCT245
  • IC3 - 74HCT541
  • IC4 - 74HCT32
  • IC5 - ICL7660
  • IC6 - ICL7660
  • IC7,IC9 - MC1489
  • IC8,IC10 - MC1488
  • X-TAL 3.6865 MHz
  • MNI - INI interrupt abil/disabil
  • SELECT
    /CSEL0 = $DE00-$DE0F
    o
    /CSEL1 = $DE10-$DE1F

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