mc68hc908rc24d Freescale Semiconductor, Inc, mc68hc908rc24d Datasheet - Page 190

• Manufacturer Part Number: mc68hc908rc24d
• Description: M68hc08 Microcontrollers
• Manufacturer: Freescale Semiconductor, Inc

Break Module (BRK)
18.6.2 Break Address Registers
Advance Information
190
Register Name and Address: BRKH—$FE0C
Register Name and Address: BRKL—$FE0D
BRKA — Break Active Bit
The break address registers (BRKH and BRKL) contain the high and low
bytes of the desired breakpoint address. Reset clears the break address
registers.
Reset:
Reset:
Read:
Read:
Write:
Write:
This read/write status and control bit is set when a break address
match occurs. Writing a logic 1 to BRKA generates a break interrupt.
Clear BRKA by writing a logic 0 to it before exiting the break routine.
Reset clears the BRKA bit.
Figure 18-4. Break Address Registers (BRKH and BRKL)
1 = When read, break address match
0 = When read, no break address match
Bit 15
Bit 7
Bit 7
0
0
Break Module (BRK)
14
6
0
6
0
13
5
0
5
0
12
4
0
4
0
11
3
0
3
0
MC68HC908RC24 — Rev. 1.1
Freescale Semiconductor
10
2
0
2
0
1
9
0
1
0
Bit 0
Bit 8
Bit 0
0
0