STM8单片机16M晶振精确软件延时

void inerDelay_us(unsigned char n)
{
for(;n>0;n–)
{
nop(); //16M晶振nop() 延时333ns
nop();
nop();
nop();
}
}

//---- 毫秒级延时程序-----------------------
void Delayms(unsigned int time)
{
unsigned int i;
while(time–)
for(i=900;i>0;i–)
inerDelay_us(1);
}