HD6417618 datasheet(122/646 Pages) RENESAS

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Section 6 Interrupt Controller (INTC)

Rev. 6.00 Jun. 12, 2007 Page 90 of 610

REJ09B0131-0600

Bit

Bit Name

Initial

Value

R/W

Description

IRQ5F

R/W

Indicates the status of an IRQ5 interrupt request.

• When level detection mode is selected

0: An IRQ5 interrupt has not been detected

[Clearing condition]

Driving pin IRQ5 high

1: An IRQ5 interrupt has been detected

[Setting condition]

Driving pin IRQ5 low

• When edge detection mode is selected

0: An IRQ5 interrupt has not been detected

[Clearing conditions]

 Writing 0 after reading IRQ5F = 1

 Accepting an IRQ5 interrupt

1: An IRQ5 interrupt request has been detected

[Setting condition]

Detecting the specified edge of pin IRQ5

IRQ4F

R/W

Indicates the status of an IRQ4 interrupt request.

• When level detection mode is selected

0: An IRQ4 interrupt has not been detected

[Clearing condition]

Driving pin IRQ4 high

1: An IRQ4 interrupt has been detected

[Setting condition]

Driving pin IRQ4 low

• When edge detection mode is selected

0: An IRQ4 interrupt has not been detected

[Clearing conditions]

 Writing 0 after reading IRQ4F = 1

 Accepting an IRQ4 interrupt

1: An IRQ4 interrupt request has been detected

[Setting condition]

Detecting the specified edge of pin IRQ4

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