MC68HC908AP16CFA MOTOROLA [Motorola, Inc], MC68HC908AP16CFA Datasheet - Page 131

• Manufacturer Part Number: MC68HC908AP16CFA
• Description: Microcontrollers
• Manufacturer: MOTOROLA [Motorola, Inc]

9.2 SIM Bus Clock Control and Generation
MC68HC908AP Family — Rev. 2.5
MOTOROLA
Note: Writing a logic 0 clears SBSW.
Addr.
$FE00
$FE01
$FE03
$FE04
$FE05
$FE06
SIM Break Status Register
SIM Reset Status Register
Interrupt Status Register 1
Interrupt Status Register 2
Interrupt Status Register 3
SIM Break Flag Control
Register Name
Register (SBFCR)
(SRSR)
(SBSR)
(INT1)
(INT2)
(INT3)
The bus clock generator provides system clock signals for the CPU and
peripherals on the MCU. The system clocks are generated from an
incoming clock, CGMOUT, as shown in
from either an external oscillator or from the on-chip PLL. (See
8. Clock Generator Module
Reset:
Reset:
Reset:
Reset:
Reset:
Read:
Write:
Read:
Write:
Read:
Write:
Read:
Write:
Read:
Write:
Read:
Write:
POR:
Freescale Semiconductor, Inc.
Figure 9-2. SIM I/O Register Summary
For More Information On This Product,
BCFE
Bit 7
POR
IF14
IF6
R
R
R
R
0
1
0
0
0
0
0
Go to: www.freescale.com
= Unimplemented
IF13
IF21
PIN
IF5
R
R
R
R
R
6
0
0
0
0
0
COP
IF12
IF20
IF4
R
R
R
R
R
5
0
0
0
0
0
(CGM).)
ILOP
IF11
IF19
IF3
R
R
R
R
R
4
0
0
0
0
0
SIM Bus Clock Control and Generation
Figure
ILAD
IF10
IF18
IF2
R
R
R
R
R
3
0
0
0
0
0
System Integration Module (SIM)
9-3. This clock can come
MODRST
IF17
IF1
IF9
R
R
R
R
R
2
0
0
0
0
0
SBSW
NOTE
IF16
LVI
IF8
R
R
R
R
1
0
0
0
0
0
0
Data Sheet
Section
Bit 0
IF15
IF7
R
0
R
R
R
R
0
0
0
0
0
0
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