M38039G8HKP datasheet(28/92 Pages) RENESAS

28 / 92 page

Rev.1.10

Nov 14, 2005

Page 28 of 91

REJ03B0166-0110

3803 Group (Spec.H QzROM version)

PRELIMINARY

Notice: This is not a final specification.

Some parametric limits are subject to change.

Fig 20. Structure of interrupt-related registers

Interrupt edge selection register

(INTEDGE : address 003A16)

INT0 interrupt edge selection bit

INT1 interrupt edge selection bit

Not used (returns “0” when read)

INT2 interrupt edge selection bit

INT3 interrupt edge selection bit

INT4 interrupt edge selection bit

INT0, INT4 interrupt switch bit

0 : INT00, INT40 interrupt

1 : INT01, INT41 interrupt

Not used (returns “0” when read)

0 : Falling edge active

1 : Rising edge active

Interrupt request register 1

(IREQ1 : address 003C16)

INT0/Timer Z interrupt request bit

INT1 interrupt request bit

Serial I/O1 receive interrupt request bit

Serial I/O1 transmit interrupt request bit

Timer X interrupt request bit

Timer Y interrupt request bit

Timer 1 interrupt request bit

Timer 2 interrupt request bit

Interrupt request register 2

(IREQ2 : address 003D16)

CNTR0 interrupt request bit

CNTR1/Serial I/O3 receive interrupt

request bit

Serial I/O2/Timer Z interrupt request bit

INT2 interrupt request bit

INT3 interrupt request bit

INT4/CNTR2 interrupt request bit

AD converter/Serial I/O3 transmit

interrupt request bit

Not used (returns “0” when read)

0 : No interrupt request issued

1 : Interrupt request issued

Interrupt control register 1

(ICON1 : address 003E16)

INT0/Timer Z interrupt enable bit

INT1 interrupt enable bit

Serial I/O1 receive interrupt enable bit

Serial I/O1 transmit interrupt enable bit

Timer X interrupt enable bit

Timer Y interrupt enable bit

Timer 1 interrupt enable bit

Timer 2 interrupt enable bit

Interrupt control register 2

(ICON2 : address 003F16)

0 : Falling edge active

1 : Rising edge active

CNTR0 interrupt enable bit

CNTR1/Serial I/O3 receive interrupt

enable bit

Serial I/O2/Timer Z interrupt enable bit

INT2 interrupt enable bit

INT3 interrupt enable bit

INT4/CNTR2 interrupt enable bit

AD converter/Serial I/O3 transmit

interrupt enable bit

Not used (returns “0” when read)

(Do not write “1” to this bit.)

0 : Interrupts disabled

1 : Interrupts enabled

Interrupt source selection register

(INTSEL : address 003916)

INT0/Timer Z interrupt source selection bit

0 : INT0 interrupt

1 : Timer Z interrupt

Serial I/O2/Timer Z interrupt source selection bit

0 : Serial I/O2 interrupt

1 : Timer Z interrupt

Not used (Do not write “1” to these bits.)

INT4/CNTR2 interrupt source selection bit

0 : INT4 interrupt

1 : CNTR2 interrupt

Not used (Do not write “1” to this bit.)

CNTR1/Serial I/O3 receive interrupt source selection bit

0 : CNTR1 interrupt

1 : Serial I/O3 receive interrupt

AD converter/Serial I/O3 transmit interrupt source selection bit

0 : A/D converter interrupt

1 : Serial I/O3 transmit interrupt

(Do not write “1” to these bits simultaneously.)

0 : No interrupt request issued

1 : Interrupt request issued

0 : Interrupts disabled

1 : Interrupts enabled

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