lbd.c

来自「瑞泰公司TMS320VC33的例程」· C语言 代码 · 共 49 行

#include "ICETEK-VC33-A.h"

void ShiftToLeftAndRight(unsigned int nInit);

main()
{
	unsigned char dbScanCode;

    InitCTR();		// 初始化ICETEK-CTR
	while ( 1 )
	{
		ShiftToLeftAndRight(1);
		ShiftToLeftAndRight(3);
		ShiftToLeftAndRight(7);
		ShiftToLeftAndRight(15);
		dbScanCode=GetKey();
		if ( dbScanCode==SCANCODE_Enter )	break;
		Delay(1024);
	}
	CloseCTR();
    exit(0);
}

void ShiftToLeftAndRight(unsigned int nInit)
{
	unsigned int uWork;
	int i;
	
	uWork=nInit;
	LBDS=uWork;
	for ( i=0;i<6;i++ )
	{
		Delay(1024);
		uWork<<=1;
		LBDS=uWork;
	}
	for ( i=0;i<6;i++ )
	{
		Delay(1024);
		uWork>>=1;
		LBDS=uWork;
	}
}