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Fig 8-4 p-341. S 5 =IF flag (interrupt Enable). S 6 =0 always. SSO=during read cycle, it is identifies whether a code or data access is in progress. Types of I/O for 8088/8086. Input/output system allows peripherals to: Provide data or Receive results after processing the data.
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Fig 8-4 p-341. S5=IF flag (interrupt Enable). S6=0 always.
SSO=during read cycle, it is identifies whether a code or data access is in progress.