h8s-2646 Renesas Electronics Corporation., h8s-2646 Datasheet - Page 157

• Manufacturer Part Number: h8s-2646
• Description: Renesas 16-bit Single-chip Microcomputer H8s Family/h8s/2600 Series
• Manufacturer: Renesas Electronics Corporation.

Bits 5 to 3—Break Address Mask Register A2 to A0 (BAMRA2 to BAMRA0): These bits
specify which bits of the break address (BAA23 to BAA0) set in BARA are to be masked.
Bits 2 and 1—Break Condition Select A (CSELA1, CSELA0): These bits selection an
instruction fetch, data read, data write, or data read/write cycle as the channel A break condition.
Bit 5
BAMRA2
0
1
Bit 2
CSELA1
0
1
Bit 4
BAMRA1
0
1
0
1
Bit 1
CSELA0
0
1
0
1
Bit 3
BAMRA0 Description
0
1
0
1
0
1
0
1
Description
Instruction fetch is used as break condition
Data read cycle is used as break condition
Data write cycle is used as break condition
Data read/write cycle is used as break condition
All BARA bits are unmasked and included in break conditions
BAA0 (lowest bit) is masked, and not included in break
conditions
BAA1, BAA0 (lower 2 bits) are masked, and not included in
break conditions
BAA2 to BAA0 (lower 3 bits) are masked, and not included in
break conditions
BAA3 to BAA0 (lower 4 bits) are masked, and not included in
break conditions
BAA7 to BAA0 (lower 8 bits) are masked, and not included in
break conditions
BAA11 to BAA0 (lower 12 bits) are masked, and not included in
break conditions
BAA15 to BAA0 (lower 16 bits) are masked, and not included in
break conditions
Rev. 5.00 Sep 22, 2005 page 131 of 1136
Section 6 PC Break Controller (PBC)
REJ09B0257-0500
(Initial value)
(Initial value)