M16CSLASH26 datasheet(50/239 Pages) RENESAS

Part #	M16C/26

Description	16-BIT CMOS SINGLE-CHIP MICROCOMPUTER M16C FAMILY / M16C/20 SERIES

PDF	239 Pages

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Manufacturer	RENESAS [Renesas Technology Corp]

Direct Link	http://www.renesas.com

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Interrupts

M16C/26 Group

SINGLE-CHIP 16-BIT CMOS MICROCOMPUTER

Under

development

Preliminary Specifications Rev. 0.9

Specifications in this manual are tentative and subject to change.

• 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 1.9.1. 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.

Interrupts

Type of Interrupts

Figure 1.9.1 lists the types of interrupts.

M16C/26 Datasheet(PDF) 50 Page - Renesas Technology Corp