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MPC8540 Datasheet(PDF) 1074 Page - Freescale Semiconductor, Inc

Part # MPC8540
Description  MPC8540 PowerQUICC III??Integrated Host Processor Reference Manual
PDF  1302 Pages
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Manufacturer  FREESCALE [Freescale Semiconductor, Inc]
Direct Link  http://www.freescale.com
Logo FREESCALE - Freescale Semiconductor, Inc

MPC8540 Datasheet(HTML) 1074 Page - Freescale Semiconductor, Inc

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MPC8540 PowerQUICC III Integrated Host Processor Reference Manual, Rev. 1
18-26
Freescale Semiconductor
Global Utilities
Figure 18-20. MPC8540 Power Management Handshaking Signals
MSR[WE]
HID0[NAP]
HID0[DOZE]
HID0[SLEEP]
sleep
nap
doze
e500 Core Complex
Device Logic
core_halted
core_stop
core_halt
core_tben
Stop Fetching
Instructions
Instruction
Execution
Stopped?
Yes
No
core_stopped
Stop Clock
Distribution
Clock
Distribution
Stopped?
Yes
No
HID0[SEL_TBCLK]
8
÷
CCB
Clock
RTC
(Sampled and
synchronized)
Snoopable
Traffic
Stopped?
Yes
No
POWMGTCSR[DOZ]
POWMGTCSR[SLP]
Note: All signals shown are internal to the device.
CKSTP_IN
HRESET
core_tbint
Core Timer Facilities
Core Timer
Clock
(Time Base)
HID0[TBEN]
Processor interrupt sources
(see Table 10-2
and Table 10-3)
DEVDISR[TB]
DEVDISR[E500]
Any transactions that
are complete
could have snooped



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