Datasheet

Section 5 Interrupt Controller
Rev. 3.00 Mar 21, 2006 page 94 of 788
REJ09B0300-0300
5.3.3 Break Address Registers A to C (BARA to BARC)
The BAR registers specify an address that is to be a break address. An address in which the first
byte of an instruction exists should be set as a break address. In normal mode, addresses A23 to
A16 are not compared.
• BARA
Bit Bit Name Initial Value R/W Description
7
to
0
A23
to
A16
All 0 R/W Addresses 23 to 16
The A23 to A16 bits are compared with A23 to
A16 in the internal address bus.
• BARB
Bit Bit Name Initial Value R/W Description
7
to
0
A15
to
A8
All 0 R/W Addresses 15 to 8
The A15 to A8 bits are compared with A15 to
A8 in the internal address bus.
• BARC
Bit Bit Name Initial Value R/W Description
7
to
1
A7
to
A1
All 0 R/W Addresses 7 to 1
The A7 to A1 bits are compared with A7 to A1
in the internal address bus.
0— 0 R Reserved
This bit is always read as 0 and cannot be
modified.