Clocks and Power Control
MPC561/MPC563 Reference Manual, Rev. 1.2
8-20
Freescale Semiconductor
1
Software is active only in normal-high/low modes.
2
TEXPS receives the zero value by writing one. Writing of zero has no effect on TEXPS.
3
The switch from normal-high to normal-low is enable only if the conditions to asynchronous interrupt are cleared.
Figure 8-9. Low-Power Modes Flow Diagram
Normal
High Mode
LPM = 00
CSRC = 0/1
Normal-Low
LPM = 00, CSRC = 1
Doze-Low
LPM = 01, CSRC = 1
Doze-High
LPM = 01, CSRC = 0/1
Sleep Mode
LPM = 10, CSRC = 0
Deep-Sleep Mode
LPM = 11, CSRC = 0,
Power-Down Mode
LPM = 11, CSRC = 0,
(MSR[POW]+IntPLPRCR[CSRC]
((MSR[POW]+Interrupt))*CSRC
3
Interrupt
Software
1
Software
1
Software
1
Software
1
Software
1
Async. Wake-up or
Interrupt
Wake-up:
Frequency Clocks
Wake-up: 3 - 4 SysFreq
Clocks
500 Input
Software
1
RTC/PIT/TB/DEC Interrupt
Hard Reset
Asynchronous
Wake-up: 3 - 4 Sys
Interrupts
Clocks
TEXPS = 1
TEXPS = 0
2
Software
1
RTC/PIT/TB/DEC
Freqmax
followed by External Hard Reset
Summary of Contents for MPC561
Page 84: ...MPC561 MPC563 Reference Manual Rev 1 2 lxxxiv Freescale Semiconductor...
Page 144: ...Signal Descriptions MPC561 MPC563 Reference Manual Rev 1 2 2 46 Freescale Semiconductor...
Page 206: ...Central Processing Unit MPC561 MPC563 Reference Manual Rev 1 2 3 62 Freescale Semiconductor...
Page 302: ...Reset MPC561 MPC563 Reference Manual Rev 1 2 7 14 Freescale Semiconductor...
Page 854: ...Time Processor Unit 3 MPC561 MPC563 Reference Manual Rev 1 2 19 24 Freescale Semiconductor...
Page 968: ...Development Support MPC561 MPC563 Reference Manual Rev 1 2 23 54 Freescale Semiconductor...
Page 1144: ...Internal Memory Map MPC561 MPC563 Reference Manual Rev 1 2 B 34 Freescale Semiconductor...
Page 1212: ...TPU3 ROM Functions MPC561 MPC563 Reference Manual Rev 1 2 D 60 Freescale Semiconductor...
Page 1216: ...Memory Access Timing MPC561 MPC563 Reference Manual Rev 1 2 E 4 Freescale Semiconductor...