Renesas R8C/Tiny Series Manuale Scaricare il pdf (Pagina 55)

R8C/10 Group

Rev.1.20 Jan 27, 2006 page 45 of 180

REJ09B0019-0120

Figure 10.9 Interrupts Priority Select Circuit

Interrupt

request

acce

ted

Highest

Lowest

(

)

Interrupt request level

resolution output signal

Timer Z

Timer

Timer C

Timer

UART0 reception

A/D conversion

UART1 transmission

UART0 transmission

Key input interrupt

INT2

Priority level of each interrupt

Watchdog timer

Oscillation stop detection

• Interrupt Priority Resolution Circuit

The interrupt priority resolution circuit is used to select the interrupt with the highest priority among

those requested.

Figure 10.9 shows the Interrupts Priority Select Circuit.

10.1 Interrupt Overview

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Renesas R8C/Tiny Series Manuale Pagina 55