xdata.c

来自「dsp320lf2407上的相关程序文件」· C语言 代码 · 共 15 行

#define LED port40                           
volatile ioport unsigned int port40;
#define KEY port30
volatile ioport unsigned int port30;
#define XDATA port60
volatile ioport unsigned int port60;

extern unsigned int Read_Xdata(void);

unsigned int Read_Xdata(void)
{
	LED=0x00fe;		/*DS1 is on which means processing Reading Xdata*/
	return(XDATA);
}