MPC8536E-ANDROID Freescale Semiconductor, MPC8536E-ANDROID Datasheet - Page 1515

• Manufacturer Part Number: MPC8536E-ANDROID
• Description: HARDWARE/SOFTWARE ANDROID OS
• Manufacturer: Freescale Semiconductor
• Series: PowerQUICC ™r
• Type: MPUr

Specifications of MPC8536E-ANDROID

• Contents: Board
• For Use With/related Products: MPC8536
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

Table 23-16
Freescale Semiconductor
16–18
8–15
Bits
0–2
3–7
VRCNT_PRE
VRCNT
describes PMRCCR fields.
Name
—
—
MPC8536E PowerQUICC III Integrated Processor Reference Manual, Rev. 1
Reserved
Voltage ramp-up count prescaler.
This field specifies the prescaler for the voltage reset counter. Prescale value is 2
0x00 Reserved
0x01 1
0x02 2
0x03 4
0x04 8
...
0x0C 2048 (default)
...
0x1F 1,073,741,824
Voltage ramp-up count value.
When waking up from deep sleep, power (VDD) is re-applied to a portion of the die. This value
In systems where POWER_OK is not provided externally and is tied active, this must represent
In systems where POWER_OK is provided externally, this represents an optional additional delay
When the VRCNT counter reaches 0, the core PLL is enabled and the RCNT counter begins to
Software needs to set the VRCNT value based on the platform clock frequency and the amount
The default values for VRCNT_PRE and VRCNT are set to provide a minimum of 500 s voltage
Reserved
determines the duration for VDD to become stable after POWER_OK is asserted before
enabling the e500 core PLL.
the full voltage ramp-up time.
to wait after assertion of POWER_OK. This can be used as extra margin to guarantee voltage
stabilisation.
decrement to initiate the core and L2 reset sequence. If the core PLL is enabled before the
power is stable it might become unpredictable and might not lock.
of time required for the VDD power supply to ramp.
ramp-up time (when used with platform clock up to 533 MHz).
Table 23-16. PMRCCR Field Descriptions
Description
VRCNT_PRE–1
Global Utilities
23-23
.