M32CSLASH8B datasheet(129/406 Pages) RENESAS

部品番号	M32C/8B

部品情報	RENESAS MCU M16C FAMILY / M32C/80 SERIES

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Under development

M32C/8B Group

11. Interrupts

Preliminary specification

Specifications in this manual are tentative and subject to change.

REJ09B0450-0050 Rev.0.50 Oct 31, 2008

Page 112 of 385

Figure 11.11

INTi Interrupt Setting Procedures (i = 0 to 5)

Start

INTiIC register: POL bit

LVS bit = 0

IFSR register: IFSRi bit

INTiIC register: bits ILVL2 to ILVL0 = 000b

Interrupt disabled

Select polarity (Set to 0 when both edges are selected)

Select edge sensitive

Select either one edge or both edges

INTiIC register: IR bit = 0

Clear the interrupt request bit

End

< Procedure for Edge Sensitive >

< Procedure for Level Sensitive >

i = 0 to 5

Start

INTiIC register: POL bit

LVS bit = 1

IFSR register: IFSRi bit = 0

INTiIC register: bits ILVL2 to ILVL0 = 000b

Interrupt disabled

Select polarity

Select level sensitive

Select one edge

End

INTiIC register: bits ILVL2 to ILVL0

Interrupt enabled

INTiIC register: IR bit = 0

Clear the interrupt request bit

INTiIC register: bits ILVL2 to ILVL0

Interrupt enabled

M32C/8B データシート(PDF) 129 Page - Renesas Technology Corp

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