hal.c

DSP通过双口RAM和ISP1581实现下位机的USB固件程序

#include "SMPro.H"
#include "HAL.H"
//#include "USBD12.H"
/*
void outportb(unsigned short nPort, unsigned char nVal)
{
	unsigned char xdata *exAddress;
	exAddress = nPort;
	*exAddress = nVal;

}

unsigned char inportb(unsigned short nPort)
{
	unsigned char nVal;
	unsigned char xdata *exAddress;
	exAddress = nPort;
	nVal = *exAddress;
	return nVal;
}
*/
void Delay(unsigned char nFactor)
{
	unsigned char i;

	for(i=0; i<nFactor; i++)
		i=i;

}

void DelayMs(unsigned char nFactor)
{
	unsigned char i;

	for(i=0; i<nFactor; i++)
		Delay(2);
}