M16CSLASH62 datasheet(501/621 Pages) RENESAS

Part #	M16C/62

Description	16-BIT SINGLE-CHIP MICROCOMPUTER M16C FAMILY

PDF	621 Pages

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Manufacturer	RENESAS [Renesas Technology Corp]

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Interrupt

Mitsubishi microcomputers

M16C / 62 Group

SINGLE-CHIP 16-BIT CMOS MICROCOMPUTER

486

• Maskable interrupt :

An interrupt which can be enabled (disabled) by the interrupt enable flag

(I flag) or whose interrupt priority can be changed by priority level.

• Non-maskable interrupt :

An interrupt which cannot be enabled (disabled) by the interrupt enable

flag (I flag) or whose interrupt priority cannot be changed by priority level.

Figure 4.1.1. Classification of interrupts

Interrupt

Software

Hardware

Special

Peripheral I/O (Note)

Undefined instruction (UND instruction)

Overflow (INTO instruction)

BRK instruction

INT instruction

Reset

_______

NMI

________

DBC

Watchdog timer

Single step

Address matched

Note: Peripheral I/O interrupts are generated by the peripheral functions built into the microcomputer system.

4.1 Overview of Interrupt

4.1.1 Type of Interrupts

Figure 4.1.1 lists the types of interrupts.

M16C/62 Datasheet(PDF) 501 Page - Renesas Technology Corp