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7480 Datasheet(PDF) 59 Page - Renesas Technology Corp |
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7480 Datasheet(HTML) 59 Page - Renesas Technology Corp |
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59 / 337 page  7480 Group and 7481 Group User's Manual 1-42 HARDWARE 1.11 Interrupts 1.11.1 Block Diagram Figure 1.11.1 shows the block diagram of the interrupt inputs and the key-on wakeup circuit. Figure 1.11.1 Block Diagram of Interrupt Inputs and Key-On Wakeup Circuit Pull-up control register CPU stop state signal CNTR1 interrupt request signal Port P41 data read circuit CNTR0 interrupt request signal Port P40 data read circuit INT0 interrupt request signal Port P30 data read circuit INT1 interrupt request signal Port P31 data read circuit Port P0 data read circuit CNTR1 edge selection bit CNTR0 edge selection bit INT0 edge selection bit INT1 edge selection bit INT1 source selection bit at STP, WIT P41/CNTR1 P40/CNTR0 P30/INT0 P31/INT1 ‘0’ P07 P01 P00 ‘1’ Port direction register Pull-up control register Port direction register Pull-up control register Port direction register ‘0’ ‘1’ ‘0’ ‘1’ ‘0’ ‘1’ ‘0’ ‘1’ |
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