mc68hc908qf4 Freescale Semiconductor, Inc, mc68hc908qf4 Datasheet - Page 159

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

16.2.2 Break Module Registers
16.2.2.1 Break Status and Control Register
MC68HC908QF4 — Rev. 1.0
MOTOROLA
These registers control and monitor operation of the break module:
The break status and control register (BRKSCR) contains break module enable
and status bits.
BRKE — Break Enable Bit
BRKA — Break Active Bit
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Address: $FE0B
This read/write bit enables breaks on break address register matches. Clear
BRKE by writing a 0 to bit 7. Reset clears the BRKE bit.
This read/write status and control bit is set when a break address match occurs.
Writing a 1 to BRKA generates a break interrupt. Clear BRKA by writing a 0 to
it before exiting the break routine. Reset clears the BRKA bit.
Reset:
Read:
Write:
1 = Breaks enabled on 16-bit address match
0 = Breaks disabled
1 = Break address match
0 = No break address match
Break status and control register (BRKSCR)
Break address register high (BRKH)
Break address register low (BRKL)
Break status register (BSR)
Break flag control register (BFCR)
Freescale Semiconductor, Inc.
For More Information On This Product,
Figure 16-4. Break Status and Control Register (BRKSCR)
BRKE
Bit 7
0
Go to: www.freescale.com
= Unimplemented
Development Support
BRKA
6
0
5
0
0
4
0
0
3
0
0
2
0
0
Development Support
Break Module (BRK)
1
0
0
Data Sheet
Bit 0
0
0
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