mcf51jf128 Freescale Semiconductor, Inc, mcf51jf128 Datasheet - Page 471

• Manufacturer Part Number: mcf51jf128
• Description: Mcf51jf128 Reference Manual
• Manufacturer: Freescale Semiconductor, Inc

21.6 External Clock Connections
In external clock mode, the pins can be connected as shown below.
21.7 Memory Map/Register Definitions
Some oscillator module register bits are typically incorporated into other peripherals such
as MCG or SIM.
Freescale Semiconductor, Inc.
Figure 21-5. Crystal/Ceramic Resonator Connections - Connection 4
XTAL can be used as a GPIO when the GPIO alternate function
is configured for it.
Figure 21-6. External Clock Connections
MCF51JF128 Reference Manual, Rev. 2, 03/2011
R
XTAL
S
XTAL
I/O
C
Crystal or Resonator
x
Preliminary
NOTE
OSC
OSC
V
V
R
SS
SS
F
C
y
Clock Input
EXTAL
EXTAL
Chapter 21 Oscillator (OSC)
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