MC912DG128A Motorola, MC912DG128A Datasheet - Page 160

• Manufacturer Part Number: MC912DG128A
• Description: Microcontrollers
• Manufacturer: Motorola

Clock Divider Chains
Clock Functions
MC68HC912DT128A Rev 2.0
160
EXTAL
XTAL
CONSUMPTION
OSCILLATOR
SLOW MODE
REDUCED
DIVIDER
PHASE
CLOCK
LOCK
LOOP
EXTALi
EXTALi
SLWCLK
PLLCLK
EXTALi
Figure
divider chains for the various peripherals on the 68HC912D60A.
BCSP BCSS
Figure 18 Clock Generation Chain
BCSP BCSS
BCSP BCSS
18,
1:x
0:0
0:1
Figure
2
2
SYSCLK
CLKSRC = 0
CLKSRC = 1
Clock Functions
19,
Figure
20, and
2
SYNC
SYNC
GENERATOR
GENERATOR
Figure 21
T CLOCK
E AND P
CLOCK
CLKSW = 0
CLKSW = 1
MCS = 0
MCS = 1
summarize the clock
TCLKs
PCLK
ECLK
XCLK
MCLK
MOTOROLA
SCI0, SCI1,
TO CLOCK
MONITOR
ATD0, ATD1
RTI, COP
TO BDM
MSCAN
TO CAL
TO CPU
BUSES,
PWM,
ECT
TO
TO
TO
SPI,
TO
26-clock