openoc4.c

来自「Microchip的官方PIC24H系列16位单片机的外设源程序库。」· C语言 代码 · 共 31 行

#include <p30fxxxx.h>
#include <outcompare.h>

/* These devices support OutputCompare 3 and OutputCompare 4 */
#if defined (__dsPIC30F3011__) || defined (__dsPIC30F4011__) || defined (__dsPIC30F6010__) || \
    defined (__dsPIC30F5011__) || defined (__dsPIC30F6011__) || defined (__dsPIC30F6012__) || \
    defined (__dsPIC30F5013__) || defined (__dsPIC30F6013__) || defined (__dsPIC30F6014__) || \
    defined (__dsPIC30F4013__) || defined (__dsPIC30F5015__)

/*****************************************************************************
*    Function Name:  OpenOC4                                                 *
*    Description:    This routine configures output compare module and loads *
*                    the compare registers                                   *
*    Parameters  :   unsigned int config, unsigned int value1,               *
*                    unsigned int value2                                     *
*    Return Value:   None                                                    *
*    Notes           value1 is the compare value for the OCRS register       *
*                    value2 is the compare value for the OCR register        *
*****************************************************************************/

void OpenOC4(unsigned int config, unsigned int value1, unsigned int value2)
{
    OC4CONbits.OCM = 0; /* turn off OC before switching to new mode */
    OC4RS = value1;     /* assign value1 to OCxRS Secondary Register */
    OC4R = value2;      /* assign value2 to OCxR Main Register*/  
    OC4CON = config;    /* assign config to OCxCON Register*/
}

#endif