MPC821 datasheet(84/242 Pages) NXP

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MPC8XXFADS Design Specification—Rev 0.1

PRELIMINARY—SUBJECT TO CHANGE WITHOUT NOTICE

TX_DONE_OK= 0;

TX_INTERRUPTED

= !TX_DONE_OK;

FRZ_SELECTED

= 0;

IS_STATUS_REQUEST = (StatusRequest~.fb == STATUS_REQUEST);

DEBUG_MODE_ENTRY

= (DebugEntry~.fb == DEBUG_ENTRY);

IN_DIAG_LOOP_BACK = (DiagLoopBack~.fb == DIAG_LOOP_BACK);

IS_IN_DEBUG_MODE

= (InDebugMode.fb == IN_DEBUG_MODE);

FRZ_IS_SELECTED

= (VflsFrz~ == FRZ_SELECTED);

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

"* DSDI_ENABLE Logic definitions

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

DSDI_ENABLED = 1;

DSDI_DISABLED = 0;

STATE_DSDI_ENABLED = (DsdiEn.fb == DSDI_ENABLED);

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

"* Tx enable state machine

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

TX_ENABLED = 1;

TX_DISABLED = 0;

STATE_TX_ENABLED = (TxEn.fb == TX_ENABLED);

STATE_TX_DISABLED = (TxEn.fb == TX_DISABLED);

TX_WORD_LENGTH

= 14;

" In 1/2 IClk clocks

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

"* TxClkSns state machine

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

TX_ON_RISING = 0;

TX_ON_FALLING = 1;

STATE_TX_ON_RISING = (TxClkSns.fb == TX_ON_RISING);

STATE_TX_ON_FALLING = (TxClkSns.fb == TX_ON_FALLING);

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

"* AdsReq machine definitions.

Freescale Semiconductor, Inc.

For More Information On This Product,

Go to: www.freescale.com

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