mc68hc912d60c Freescale Semiconductor, Inc, mc68hc912d60c Datasheet - Page 401

• Manufacturer Part Number: mc68hc912d60c
• Description: Hc12 Microcontrollers
• Manufacturer: Freescale Semiconductor, Inc

BRKAH — Breakpoint Address Register, High Byte
BRKAL — Breakpoint Address Register, Low Byte
MC68HC912D60A — Rev. 3.1
Freescale Semiconductor
RESET:
RESET:
BK1RWE BK1RW BK0RWE BK0RW
–
–
–
0
1
1
Bit 15
Bit 7
Bit 7
Bit 7
0
0
X
–
–
–
0
1
14
6
0
6
6
0
These bits are used to compare against the most significant byte of the
address bus.
These bits are used to compare against the least significant byte of the
address bus. These bits may be excluded from being used in the match
if BK0ALE = 0.
Table 19-11. Breakpoint Read/Write Control
0
1
1
–
–
–
13
5
0
5
5
0
Development Support
X
0
1
–
–
–
12
4
0
4
4
0
R/W is don’t care for full mode or dual mode BKP0
R/W is write for full mode or dual mode BKP0
R/W is read for full mode or dual mode BKP0
R/W is don’t care for dual mode BKP1
R/W is write for dual mode BKP1
R/W is read for dual mode BKP1
11
3
0
3
3
0
Read/Write Selected
10
2
0
2
2
0
1
9
0
1
1
0
Development Support
Bit 0
Bit 8
Bit 0
Bit 0
0
0
Technical Data
Breakpoints
$0022
$0023
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