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wiki:nightowl:buscycle

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R3041 Bus Operation

  1. Host asserts ALE ⇒ Address on muxed AD31:AD0 lines is decoded and latched select is generated.
  2. Device asserts /RdCEn and /Ack on PhiClk↓
  3. Host asserts /DataEn as data output enable (/OE) to device.
  4. Host deasserts /Last to indicate end of bus transaction.
wiki/nightowl/buscycle.1533836583.txt.gz · Last modified: 2018/08/09 13:43 by gtfjt