MC68HC908GP20 Datasheet, PDF (308/406 Pages) Freescale Semiconductor, Inc – M68HC08 Microcontrollers

CGMXCLK
INT/BREAK
IAB
STOP RECOVERY PERIOD
STOP +1
STOP + 2 STOP + 2
SP
SP – 1
SP – 2
SP – 3
Figure 19-19. Stop Mode Recovery from Interrupt or Break
19.8 SIM Registers
The SIM has three memory-mapped registers. Table 19-4 shows the
mapping of these registers.
Address
$FE00
$FE01
$FE03
Table 19-4. SIM Registers
Register
SBSR
SRSR
SBFCR
Access Mode
User
User
User
19.8.1 SIM Break Status Register
The SIM break status register (SBSR) contains a flag to indicate that a
break caused an exit from stop mode or wait mode.
Address: $FE00
Bit 7
6
5
4
3
2
1
Bit 0
Read:
SBSW
R
Write:
R
R
R
R
R
Note⁽¹⁾
R
Reset: 0
0
0
0
0
0
0
0
R = Reserved
Note: 1. Writing a logic 0 clears SBSW.
Figure 19-20. SIM Break Status Register (SBSR)
Advance Information
308
MC68HC908GP20 — Rev 2.1
Freescale Semiconductor