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Managing Interrupts: Flag Enable Check during Read Cycle

Figure 8-4 on page 341 shows the utilization of S5 IF flag interrupt enable and S6 always equal to 0. SSO determines if code or data access is ongoing in a read cycle.

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Managing Interrupts: Flag Enable Check during Read Cycle

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  1. Fig 8-4 p-341. S5=IF flag (interrupt Enable). S6=0 always.

  2. SSO=during read cycle, it is identifies whether a code or data access is in progress.

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