main.c

5509A的GPIO口测试程序

#include "myapp.h"
#include "ICETEK-VC5509-EDU.h"
#include "scancode.h"

#define CTRSTATUS (*(unsigned int *)0x600800) //port8000
#define CTRLED (*(unsigned int *)0x600802) // port8004

void InitMcBSP();

main()
{
	PLL_Init(12);
	SDRAM_init();
	InitCTR();
	InitMcBSP();
	
	CTRSTATUS=0x80;
	CTRSTATUS=0;
	CTRSTATUS=0x80;
	CTRSTATUS=0;
	CTRLED=0xff;
	
	CTRGR=2;	// 使能IO
	while ( 1 )
	{
		PCR1^=8;
		Delay(256);
	}
}

void InitMcBSP()
{
	// IOPin: McBSP1.FSX S15  
	//SPCR2.XRST_=0,PCR.XIOEN=1,PCR.FSXM=1,PCR.FSXP=0/1
	SPCR2_1&=0x0fffe;
	PCR1|=0x2800;
}