Renesas SH7781 User Manual

Page 1491

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29. User Break Controller (UBC)

Rev.1.00 Jan. 10, 2008 Page 1461 of 1658

REJ09B0261-0100

Bit Bit

Name

Initial
Value R/W

Description

23 to 16 AIV

All 0

R/W

ASID Specify

Specifies the ASID value to be included in the match
conditions.

15

DBE

0

R/W

Data Value Enable*

3

Specifies whether or not to include the data value in the
match condition. This bit is valid only when the operand
access cycle is specified as a match condition.

0: The data value is not included in the match

conditions; thus, not checked.

1: The data value is included in the match conditions.

14 to 12 SZ

All 0

R/W

Operand Size Select

Specifies the operand size to be included in the match
conditions. This bit is valid only when the operand
access cycle is specified as a match condition.

000: The operand size is not included in the match

condition; thus, not checked (any operand size
specifies the match condition). *

1

001: Byte access

010: Word access

011: Longword access

100: Quadword access*

2

Others: Reserved (setting prohibited)

11

ETBE

0

R/W

Execution Count Value Enable

Specifies whether or not to include the execution count
value in the match conditions. If this bit is 1 and the
match condition satisfaction count matches the value
specified by the CETR1 register, the operation specified
by the CRR1 register is performed.

0: The execution count value is not included in the

match conditions; thus, not checked.

1: The execution count value is included in the match

conditions.

10 to 8

All 0

R

Reserved

For read/write in this bit, refer to General Precautions
on Handling of Product.

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