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H8S/2214 数据表(PDF) 152 Page - Renesas Technology Corp |
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H8S/2214 数据表(HTML) 152 Page - Renesas Technology Corp |
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152 / 936 page ![]() Section 5 Interrupt Controller Rev.4.00 Sep. 18, 2008 Page 92 of 872 REJ09B0189-0400 5.1.2 Block Diagram A block diagram of the interrupt controller is shown in figure 5.1. SYSCR NMI input IRQ input Internal interrupt request SWDTEND to TEI2 INTM1 INTM0 NMIEG NMI input unit IRQ input unit ISR ISCR IER IPR Interrupt controller Priority determination Interrupt request Vector number I I2 to I0 CCR EXR CPU ISCR: IER: ISR: IPR: SYSCR: IRQ sense control register IRQ enable register IRQ status register Interrupt priority register System control register Legend: External expansion interrupt sources EXIRQ0 to EXIRQ7 Figure 5.1 Block Diagram of Interrupt Controller |
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