mc68hc08qa24 Freescale Semiconductor, Inc, mc68hc08qa24 Datasheet - Page 149

• Manufacturer Part Number: mc68hc08qa24
• Description: M68hc08 Microcontrollers
• Manufacturer: Freescale Semiconductor, Inc

10.8 SIM Registers
10.8.1 SIM Break Status Register
MC68HC08QA24
Freescale Semiconductor
CGMXCLK
INT/BREAK
IAB
Figure 10-16. Stop Mode Recovery from Interrupt or Break
Address:
The SIM has three memory mapped registers.
The SIM break status register contains a flag to indicate that a break
caused an exit from stop mode or wait mode.
SBSW — SIM Break Stop/Wait Bit
Reset:
Read:
Write:
This status bit is useful in applications requiring a return to wait mode
or stop mode after exiting from a break interrupt. Clear SBSW by
writing a logic 0 to it. Reset clears SBSW.
STOP +1
1 = Stop mode or wait mode exited by break interrupt
0 = Stop mode or wait mode not exited by break interrupt
$FE00
Bit 7
Figure 10-17. SIM Break Status Register (SBSR)
R
R
System Integration Module (SIM)
= Reserved
R
6
STOP + 2
STOP RECOVERY PERIOD
R
5
STOP + 2
R
4
SP
R
3
SP – 1
System Integration Module (SIM)
R
2
SP – 2
SBSW
1
0
Technical Data
SP – 3
Bit 0
R
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