MPC821 datasheet(131/242 Pages) NXP

131 / 242 page

Support Information

MPC8XXFADS Design Specification—Rev 0.1

PRELIMINARY—SUBJECT TO CHANGE WITHOUT NOTICE

state !PCC_VCC_CONT_0:

if (MPC_WRITE_BCSR_1 &

(PCC_VCC_1_DATA_BIT.pin == PCC_VCC_CONT_0) &

(!KA_PON_RESET # (PCC_VCC_1_PON_DEFAULT != !PCC_VCC_CONT_0)) #

(KA_PON_RESET & (PCC_VCC_1_PON_DEFAULT == PCC_VCC_CONT_0)) ) then

PCC_VCC_CONT_0

else

!PCC_VCC_CONT_0;

"******************************************************************************

state_diagram SdramEn~

state SDRAM_ENABLED:

if (MPC_WRITE_BCSR_1 &

(SDRAM_ENABLE_DATA_BIT.pin == !SDRAM_ENABLED) &

(!KA_PON_RESET # (SDRAM_ENABLE_PON_DEFAULT != SDRAM_ENABLED)) #

(KA_PON_RESET & (SDRAM_ENABLE_PON_DEFAULT == !SDRAM_ENABLED)) ) then

!SDRAM_ENABLED

else

SDRAM_ENABLED;

state !SDRAM_ENABLED:

if (MPC_WRITE_BCSR_1 &

(SDRAM_ENABLE_DATA_BIT.pin == SDRAM_ENABLED) &

(!KA_PON_RESET # (SDRAM_ENABLE_PON_DEFAULT != !SDRAM_ENABLED)) #

(KA_PON_RESET & (SDRAM_ENABLE_PON_DEFAULT == SDRAM_ENABLED)) ) then

SDRAM_ENABLED

else

!SDRAM_ENABLED;

"******************************************************************************

"* BCSR4 State Machines

"******************************************************************************

state_diagram UsbUtpFethEn~

state USB_UTP_FETH_ENABLED:

if (MPC_WRITE_BCSR_4 &

(USB_UTP_FETH_EN_DATA_BIT.pin == !USB_UTP_FETH_ENABLED) &

(!KA_PON_RESET # (USB_UTP_FETH_EN_PON_DEFAULT != USB_UTP_FETH_ENABLED)) #

(KA_PON_RESET & (USB_UTP_FETH_EN_PON_DEFAULT == !USB_UTP_FETH_ENABLED)) ) then

!USB_UTP_FETH_ENABLED

else

Freescale Semiconductor, Inc.

For More Information On This Product,

Go to: www.freescale.com

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