S9S12P32J0VFTR Freescale Semiconductor, S9S12P32J0VFTR Datasheet - Page 241
S9S12P32J0VFTR
Manufacturer Part Number
S9S12P32J0VFTR
Description
16-bit Microcontrollers - MCU 16 BIT 32K FLASH
Manufacturer
Freescale Semiconductor
Datasheet
1.MC9S12P64VQK.pdf
(566 pages)
Specifications of S9S12P32J0VFTR
Rohs
yes
Core
S12
Processor Series
MC9S12P
Data Bus Width
16 bit
Maximum Clock Frequency
16 MHz
Program Memory Size
32 KB
Data Ram Size
2 KB
On-chip Adc
Yes
Operating Supply Voltage
3.15 V to 5.5 V
Operating Temperature Range
- 40 C to + 105 C
Package / Case
QFN-48
Mounting Style
SMD/SMT
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7.4.5
7.4.5.1
An example of how to use the oscillator as Bus Clock is shown in
Freescale Semiconductor
EXTAL
UPOSC
OSCCLK
PLLSEL
Core
Clock
OSCE
External Oscillator
Enabling the External Oscillator
enable external oscillator by writing OSCE bit to one.
based on PLLCLK
crystal/resonator starts oscillating
Figure 7-34. Enabling the External Oscillator
S12P-Family Reference Manual, Rev. 1.13
select OSCCLK as Core/Bus Clock by writing PLLSEL to zero
UPOSC flag is set upon successful start of oscillation
S12 Clock, Reset and Power Management Unit (S12CPMU)
based on OSCCLK
Figure
7-34.
241
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