sc9s12hy64j0vllr Freescale Semiconductor, Inc, sc9s12hy64j0vllr Datasheet - Page 230

• Manufacturer Part Number: sc9s12hy64j0vllr
• Description: S12 Microcontrollers Mcu 16-bit Hcs12 Cisc 32kb Flash 5v Tray
• Manufacturer: Freescale Semiconductor, Inc

S12 Clock, Reset and Power Management Unit (S12CPMU) Block Description
7.1.3
230
EXTAL
XTAL
VDDR
VSSPLL
VDDX
VDDA
VSS
VSSX
VSSA
RESET
4MHz-16MHz
Controlled
Oscillator
(OSCLCP)
PSTP
UPOSC
Clock
Monitor
Pierce
S12CPMU Block Diagram
Loop
Voltage
Regulator
3.13 to 5.5V
UPOSC=0 clears
OSCCLK
IRCCLK
OSCE
MMC
COPOSCSEL
REFDIV[3:0]
Reference
Lock
detect
COPCLK
VDD, VDDPLL, VDDF
LOCK
(core supplies)
Divider
Low Voltage Detect VDDA
Low Voltage Detect VDDX
Power-On Detect
MC9S12HY/HA-Family Reference Manual, Rev. 1.04
Illegal Address Access
REFCLK
PCE
FBCLK
COP
Watchdog
IRCTRIM[9:0]
Reference
Internal
(IRC1M)
Clock
OSCBW
CPMUCOP
Divide by
2*(SYNDIV+1)
SYNDIV[5:0]
VCOFRQ[1:0]
REFFRQ[1:0]
Phase
locked
Loop with
internal
Filter (PLL)
Generator
COP time out
to Reset
monitor fail
UPOSC
adaptive
spike
filter
PORF
LVRF
ILAF
VCOCLK
POSTDIV[4:0]
OSCCLK
IRCCLK
UPOSC=0 sets PLLSEL bit
Post
Divider
1,2,..,32
divide
by 4
RC
Osc.
Generator
RTIOSCSEL
Bus Clock
Reset
OSCFILT[4:0]
OSCCLK
ACLK
COP time out
RTICLK
APICLK
LVDS
HTDS
High
Temperature
Sense
PLLCLK
LOCKIE
PRE
Real Time
Interrupt (RTI)
Autonomous
Periodic
Interrupt (API)
LVIE
PLLSEL
divide
by 8
APIE
RTIE
CPMURTI
oscillator status Interrupt
HTIE
S12CPMU
Power-On Reset
&
Low Voltage Interrupt
PLL Lock Interrupt
Freescale Semiconductor
OSCIE
divide
by 2
System Reset
CAN_OSCCLK
(to MSCAN)
(Core Clock)
BDM Clock
API Interrupt
RTI Interrupt
HT Interrupt
API_EXTCLK
ECLK2X
(Bus Clock)
(to LCD)
IRCCLK
ECLK