configintuart2.c

来自「基於 c51/8051 的 nand Flash Memory HY27US08」· C语言 代码 · 共 34 行

#if defined(__PIC24F__)
#include <p24Fxxxx.h>
#endif
#include "uart.h"

#ifdef _UART_IRDA_V1_2

/**********************************************************************
* Function Name     : ConfigIntUART2                                  *
* Description       : This function sets priority for  RX and TX      *
*                     interrupt and enable/disables the interrupt     *  
* Parameters        : unsigned int config enable/disable and priority *
* Return Value      : None                                            *
**********************************************************************/

void ConfigIntUART2(unsigned int config)
{
    /* clear IF flags */
    IFS1bits.U2RXIF = 0;
    IFS1bits.U2TXIF = 0;

    /* set priority */
    IPC7bits.U2RXIP = 0x0007 & config;
    IPC7bits.U2TXIP = (0x0070 & config) >> 4;

    /* enable/disable interrupt */
    IEC1bits.U2RXIE = (0x0008 & config) >> 3;
    IEC1bits.U2TXIE = (0x0080 & config) >> 7;
}

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