Freescale Semiconductor MPC5604B - Page 192

MPC5604B/C Microcontroller Reference Manual, Rev. 8
Freescale Semiconductor 181
Power Domain
Switch-On
Power Domain
Switch-Off
PLL
Switch-On
PLL
Switch-Off
End
Target Mode Request
Write ME_MCTL register
SAFE mode request
interrupt/wakeup event
Peripheral Clocks
Disable
Clock sources
Switch-On
System Clock
Switching
Main VREG
Switch-On
FLASH
Switch-On
Pad
Processor
Low-Power
Processor &
PAD
Peripheral Clocks
Enable
FLASH
Switch-Off
Clock sources
Switch-Off
S_MTRANS = ‘1’
ANALOG ON
DIGITAL CONTROLANALOG OFF
Current Mode Update
Start
S_MTRANS = ‘0’
Outputs -On
Outputs -Off
Entry
Processor
Low-Power
Exit
Clock Disable
Memory
Processor &
Clock Enable
Memory
Figure 8-25. MC_ME Transition Diagram
Target
STANDBY
STANDBY
Request
N
Y
Main VREG
Switch-Off