tpu_qom.h

mpc564 时钟中断 时钟中断

/**************************************************************************/
/* FILE NAME: tpu_qom.h                       COPYRIGHT (c) MOTOROLA 2002 */
/* VERSION: 1.0                                   All Rights Reserved     */
/*                                                                        */
/* DESCRIPTION: This file defines the interface to the TPU QOM function   */
/* and provides useful #defines.                                          */
/*                                                                        */
/*========================================================================*/
/* HISTORY           ORIGINAL AUTHOR: Jeff Loeliger                       */
/* REV      AUTHOR      DATE       DESCRIPTION OF CHANGE                  */
/* ---   -----------  ---------    ---------------------                  */
/* 1.0   J. Loeliger  21/Sept/02    Initial version of function.          */
/**************************************************************************/
#ifndef _TPU_QOM_H
#define _TPU_QOM_H

#include "m_common.h"
#include "m_tpu3.h"

union event_tag {
    UINT16 p;
    struct {
        UINT16 offset:15;
        UINT16 pin:1;
    } b;
};

/* Define edges for action after delay */
#define TPU_QOM_FALLING_EDGE 0
#define TPU_QOM_RISING_EDGE  1

/* Define operating modes (also HSQ values) */
#define TPU_QOM_SINGLE_SHOT 0
#define TPU_QOM_LOOP        1
#define TPU_QOM_CONTINUOUS  2

/* Define timebases */
#define TPU_QOM_TCR1 0
#define TPU_QOM_TCR2 1

/* Define initial pin state (also HSR values) */
#define TPU_QOM_INIT_PIN_NO_CHANGE 1
#define TPU_QOM_INIT_PIN_LOW       2
#define TPU_QOM_INIT_PIN_HIGH      3

/* Define reference for first match */
#define TPU_QOM_IMMEDIATE  0
#define TPU_QOM_LAST_EVENT 1
#define TPU_QOM_REF        2

/* TPU QOM function prototypes */
void tpu_qom_init(struct TPU3_tag *tpu, UINT8 channel, UINT8 priority,\
            UINT8 mode, UINT8 timebase, UINT8 pin, UINT8 first_match, UINT8 loop, \
            UINT8 ref, UINT8 events, union event_tag event[]);

#endif /* ifndef _TPU_QOM_H  */

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