Samsung manual S3F80JB Interrupt Structure

INTERRUPT STRUCTURE S3F80JB

Levels(8)

RESET

IRQ0

Vectors(18)

100H

1

FCH

0

FAH

Sources(24)	Reset/Clear
Basic timer overflow	H/W
Timer 0 match/capture	S/W
Timer 0 overflow	H/W

IRQ1

F6H

F4H

1

0

Timer 1 match/capture	S/W
Timer 1 overflow	H/W

IRQ2

ECH 1 F2H

Counter A	H/W
Timer 2 match/capture	S/W

IRQ3

F0H

0

3

Timer 2 overflow H/W

IRQ4

D6H

D4H

D2H

D0H

2

1

0

P2.3 external interrupt	S/W
P2.2 external interrupt	S/W
P2.1 external interrupt	S/W
P2.0 external interrupt	S/W
P2.7 external interrupt	S/W
P2.6 external interrupt	S/W

IRQ5

IRQ6

IRQ7

D8H

E6H 3

E4H 2

E2H 1

E0H 0

E8H

P2.5 external interrupt	S/W
P2.4 external interrupt	S/W
P0.3 external interrupt	S/W
P0.2 external interrupt	S/W
P0.1 external interrupt	S/W
P0.0 external interrupt	S/W
P0.7 external interrupt	S/W
P0.6 external interrupt	S/W
P0.5 external interrupt	S/W
P0.4 external interrupt	S/W

Figure 5-2. S3F80JB Interrupt Structure

NOTE: Reset interrupt vector address (Basic timer overflow) can be varied by smart option.

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