Z86L8708VSC 查看數據表（PDF） - Zilog

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Z86L8708VSC

IR/LOW-VOLTAGE MICROCONTROLLER

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Z86L88/81/86/87/89/73

IR/Low-Voltage Microcontroller

Interrupts. The Z86LXX has five different interrupts. The counter/timers (Table 5). The Interrupt Mask Register glo-

interrupts are maskable and prioritized (Figure 36). The bally or individually enables or disables the five interrupt

five sources are divided as follows: three sources are requests.

claimed by Port 3 lines P33-P31, the remaining two by the

1

IRQ0 IRQ2

IRQ 1, 3, 4

Interrupt

Edge

Select

IRQ Register (D6, D7)

IRQ

IMR

5

Interrupt

Request

Global

Interrupt

Enable

IPR

Priority

Logic

Vector Select

Figure 36. Interrupt Block Diagram

DS96LV00800

PRELIMINARY

45

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