Z86L827 查看數據表（PDF） - Zilog

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Z86L827

20-Pin Low-Voltage IR Microcontrollers

Zilog 

Z86L825/826/827

20-Pin Low-Voltage IR Microcontrollers

29

R249 IPR

D7 D6 D5 D4 D3 D2 D1 D0

Interrupt Group Priority

000 = Reserved

001 = C>A>B

101 = A>B>C

011 = A>C>B

100 = B>C>A

101 = C>B>A

110 = B>A>C

111 = Reserved

IRQ1, IRQ, Priority (Group C)

0 = IRQ1>IRQ4

1 = IRQ4>IRQ1

IRQ0, IRQ2, Priority (Group B)

0 = IRQ2>IRQ0

1 = IRQ0>IRQ2

IRQ3, IRQ5, Priority (Group A)

0 = IRQ5>IRQ3

1 = IRQ3>IRQ5

Reserved (must be 0)

Figure 23. Interrupt Priority Register—F9H: Write Only

R250 IRQ

D7 D6 D5 D4 D3 D2 D1 D0

IRQ0 = P32 Input

IRQ1 = P23 Input

IRQ2 = P31 Input

IRQ3 = T16

IRQ4 = T8

Inner Edge

P31 ↓ P32 ↓ = 00

P31 ↓ P32 ↑ = 01

P31 ↑ P32 ↓ = 10

P31 ↑↓ P32 ↑↓ = 11

Figure 24. Interrupt Request Register—FAH: Read/Write

PS008808-1203

PRELIMINARY

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