busyuart1.c

来自「基於 c51/8051 的 nand Flash Memory HY27US08」· C语言 代码 · 共 24 行

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


/*************************************************************************
* Function Name     : BusyUART1                                          *
* Description       : This returns status whether the transmission       *
*                     is in progress or not, by checking Status bit TRMT *
* Parameters        : None                                               *
* Return Value      : char info whether transmission is in progress      *
*************************************************************************/
#ifdef _UART_IRDA_V1_1

char BusyUART1(void)
{  
    return(!U1STAbits.TRMT);
}

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