Renesas SH7781 User Manual

Page 124

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5. Exception Handling

Rev.1.00 Jan. 10, 2008 Page 94 of 1658
REJ09B0261-0100

Bit Bit

Name

Initial
Value R/W Description

31 to 5

⎯ All

0

R

Reserved

For details on reading/writing these bits, see General
Precautions on Handling of Product.

4

MMCAW

1

R/W

Memory-Mapped Cache Associative Write

0: Memory-mapped cache associative write is disabled.

(A data address error exception will occur.)

1: Memory-mapped cache associative write is enabled.

For further details, refer to section 8.6.5, Memory-
Mapped Cache Associative Write Operation.

3, 2

⎯ All

0

R

Reserved

For details on reading/writing these bits, see General
Precautions on Handling of Product.

1

BRDSSLP

1

R/W

Delay Slot SLEEP Instruction

0: The SLEEP instruction in the delay slot is disabled.

(The SLEEP instruction is taken as a slot illegal
instruction.)

1: The SLEEP instruction in the delay slot is enabled.

0 RTEDS

1 R/W

RTE

Delay

Slot

0: An instruction other than the NOP instruction in the

delay slot of the RTE instruction is disabled. (An
instruction other than the NOP instruction is taken as
a slot illegal instruction).

1: An instruction other than the NOP instruction in the

delay slot of the RTE instruction is enabled.

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