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Renesas SH7641 User Manual

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Section 10 Interrupt Controller (INTC)

Rev. 4.00 Sep. 14, 2005 Page 231 of 982

REJ09B0023-0400

10.3.7

Interrupt Mask Clear Registers 0 to 10 (IMCR0 to IMCR10)

IMCR0 to IMCR10 are 8-bit writable registers that clear the mask settings for the

IRQ and on-

chip peripheral module interrupts. Table 10.4 shows the relationship between IMCR and each
interrupt source.

Bit Bit

Name

Initial
Value R/W

Description

7

6

5

4

3

2

1

0

IMC7

IMC6

IMC5

IMC4

IMC3

IMC2

IMC1

IMC0








W

W

W

W

W

W

W

W

Interrupt Mask Clear

Table 10.4 lists the correspondence between the
interrupt sources and interrupt mask clear registers.

IMCn (Write)

1: The corresponding bit in interrupt mask register

IMCn is cleared

0: No processing

n = 7 to 0

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