mc68hc908qf4 Freescale Semiconductor, Inc, mc68hc908qf4 Datasheet - Page 157

• Manufacturer Part Number: mc68hc908qf4
• Description: M68hc08 Microcontrollers Microcontroller
• Manufacturer: Freescale Semiconductor, Inc

MC68HC908QF4 — Rev. 1.0
MOTOROLA
1. Writing a 0 clears SBSW.
$FE00
$FE02
$FE03
$FE09
$FE0A
$FE0B
Addr.
Break Status Register (BSR)
Break Status and Control
Break Auxiliary Register
Register Name
Break Address High
Register (BRKSCR)
Break Address Low
Break Flag Control
ADDRESS BUS[15:0]
Register (BFCR)
Register (BRKH)
Register (BRKL)
See page 161.
See page 160.
See page 161.
See page 160.
See page 160.
See page 159.
(BRKAR)
Reset:
Reset:
Reset:
Reset:
Reset:
Reset:
Read:
Read:
Read:
Read:
Read:
Read:
Write:
Write:
Write:
Write:
Write:
Write:
Freescale Semiconductor, Inc.
Figure 16-2. Break Module Block Diagram
Figure 16-3. Break I/O Register Summary
ADDRESS BUS[15:8]
ADDRESS BUS[7:0]
For More Information On This Product,
BCFE
BRKE
Bit15
Bit 7
Bit 7
Bit 7
R
0
0
0
0
0
BREAK ADDRESS REGISTER HIGH
BREAK ADDRESS REGISTER LOW
Go to: www.freescale.com
8-BIT COMPARATOR
8-BIT COMPARATOR
= Unimplemented
Development Support
BRKA
Bit14
Bit 6
Bit 6
R
R
6
0
0
0
0
Bit13
Bit 5
Bit 5
R
R
5
0
0
0
0
0
Bit12
Bit 4
Bit 4
R
R
R
4
0
0
0
0
0
= Reserved
CONTROL
Bit11
Bit 3
Bit 3
R
R
3
0
0
0
0
0
Bit10
Bit 2
Bit 2
R
R
2
0
0
0
0
0
Development Support
BKPT
(TO SIM)
Break Module (BRK)
SBSW
Note
Bit 1
Bit 1
Bit9
R
1
0
0
0
0
0
0
(1)
Data Sheet
Bit 0
Bit 0
Bit 0
Bit8
R
R
0
0
0
0
0
157