openspi2.c

Mplab C30编译器

/*******************************************************************************
*   Function Name :  OpenSPI2                                                  *
*   Description   :  This function Initializes the SPI module and Also enables *
*                    SPI module                                                *
*   Parameters    :  unsigned int config1,unsigned int config2                 *
*   Return Value  :  None                                                      *
*   Note:            Config1 contains information about framed SPI support,    *
*                    frame sync pulse,Disable SDO pin, Word/byte communication *
*                    data input sample phase bit, clock edge select bit,slave  *
*                    select ,clock polarity select bit ,Master enable bit      *
*                    secondary prescale bit, Primary prescale bit              *
*                    Config2 contains information about Enable/Disable SPI,SPI *
*                    Operation during CPU IDLE mode                            *
*******************************************************************************/

#include "spi.h"

#if defined(_SPI2IF)

#if defined(_SPI_V2)
void OpenSPI2(unsigned int config1,unsigned int config2,unsigned int config3)
{   
     SPI2CON1 = config1;   /* Initalizes the spi module */ 
     SPI2CON2 = config2;
     SPI2STAT = config3;  /* Enable/Disable the spi module */ 
}
#elif defined(_SPI_V1)
void OpenSPI2(unsigned int config1,unsigned int config2)
{   
     SPI2CON = config1;   /* Initalizes the spi module */ 
     SPI2STAT = config2;  /* Enable/Disable the spi module */ 
}
#endif

#else
#warning "Does not build on this target"
#endif