R8CSLASH2G datasheet(140/344 Pages) RENESAS

部件名	R8C/2G

功能描述	RENESAS MCU R8C FAMILY / R8C/2x SERIES

PDF	344 Pages

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制造商	RENESAS [Renesas Technology Corp]

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R8C/2G Group

13. Interrupts

Rev.1.00

Apr 04, 2008

Page 120 of 318

REJ09B0387-0100

13.1.6.10 Interrupt Priority Judgement Circuit

The interrupt priority judgement circuit selects the highest priority interrupt, as shown in Figure 13.10.

Figure 13.10

Interrupt Priority Level Judgement Circuit

Compare 0

Timer RB

Timer RA

INT0

Timer RF

UART0 receive

Compare 1

UART2 receive

UART0 transmit

UART2 transmit

IPL

Priority level of interrupt

Level 0 (default value)

Lowest

Highest

Priority of peripheral function interrupts

(if priority levels are same)

Interrupt request level

judgment output signal

Interrupt request

acknowledged

I flag

Address match

Watchdog timer

Voltage monitor 1

Voltage monitor 2

INT2

Timer RE

INT1

Comparator 1(2)

INT4

Comparator 2(1)

Capture

Key input

Comparator 1(1)

Comparator 2(2)

NOTES:

1. When maskable interrupts is selected.

2. When non-maskable interrupts is selected.

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