MC68HC908AP64_07 FREESCALE [Freescale Semiconductor, Inc], MC68HC908AP64_07 Datasheet - Page 80

• Manufacturer Part Number: MC68HC908AP64_07
• Description: Microcontrollers
• Manufacturer: FREESCALE [Freescale Semiconductor, Inc]

Clock Generator Module (CGM)
80
OSCSEL[1:0]
OSCCLK[1:0]
SIMOSCEN
From SIM
OSC2
OSC1
CGMVDV
CGMRDV
RDS[3:0]
DETECTOR
DETECTOR
PHASE
R
LOCK
LOCK
REFERENCE
FREQUENCY
INTERNAL OSCILLATOR
See
CRYSTAL OSCILLATOR
OSCILLATOR (OSC) MODULE
DIVIDER
MUL[11:0]
DIVIDER
RC OSCILLATOR
Chapter 5 Oscillator
PHASE-LOCKED LOOP (PLL)
N
V
DDA
AUTO
AUTOMATIC
MC68HC908AP Family Data Sheet, Rev. 4
CGMRCLK
CONTROL
CGMXFC
Figure 6-1. CGM Block Diagram
FILTER
MODE
LOOP
(OSC).
MUX
ACQ
PLL ANALOG
V
FREQUENCY
SSA
ICLK
OSCCLK
CGMXCLK
CGMRCLK
PRE[1:0]
DIVIDER
VRS[7:0]
PLLIE
CONTROLLED
2
OSCILLATOR
INTERRUPT
P
BCS
CONTROL
VOLTAGE
L
VPR[1:0]
PLLF
CGMVCLK
2
E
CIRCUIT
SELECT
CLOCK
CGMPCLK
*WHEN S = 1,
CGMOUT = B
÷
2
To SIM (and COP)
To Timebase Module (TBM)
To ADC
A
B
1
Freescale Semiconductor
S*
CGMOUT
To SIM
SIMDIV2
From SIM
CGMINT
To SIM