spi.c

DSP 6711 SPI主模式下与MCU通信程序

//#include <Configuration1cfg.h>
#include <stdio.h>
#include <csl.h>
#include <csl_mcbsp.h>

MCBSP_Handle hMcbsp0,hMcbsp1;
MCBSP_Config mcbspCfg0,mcbspCfg1;



void main()
{
	int i=99;
	Uint32 Data[100],temp=200,temp1=0;
	CSL_init();
	init();
//	MCBSP_enableSrgr(hMcbsp0);

//	MCBSP_enableRcv(hMcbsp0); /* Enable McBSP channel                     */
//	MCBSP_enableXmt(hMcbsp0); /* McBSP port 1 as the transmitter/receiver */

//	MCBSP_getConfig(hMcbsp0,&mcbspCfg0);

	MCBSP_enableSrgr(hMcbsp1);

	MCBSP_enableRcv(hMcbsp1); /* Enable McBSP channel                     */
	MCBSP_enableXmt(hMcbsp1); /* McBSP port 0 as the transmitter/receiver */

	MCBSP_getConfig(hMcbsp1,&mcbspCfg1);

//while(1)
//	{i=99;temp=200;		

	while(i)
	{
		if (MCBSP_xrdy(hMcbsp1))
			{
				MCBSP_write(hMcbsp1,temp--);
								
				MCBSP_getConfig(hMcbsp1,&mcbspCfg1);

			}


	//while(i)
	//	{
			
			if(MCBSP_rrdy(hMcbsp1))
//				temp1=MCBSP_read(hMcbsp1);
				Data[i--] = MCBSP_read(hMcbsp1);
			//MCBSP_getConfig(hMcbsp1,&mcbspCfg1);
	//	}
	}

//	}			
	puts("hello");
	for(i=0;i<10;i++)
	//puts("hello world!");	 
	printf("hello world!%d\n",i);

}