us级的准确延时延时,非要要汇编吗?否。请看下面比如:
void delay1(unsigned char i)
{
while(–i);
}
i delay time/us
1 5
2 7
3 9
…
us级的精确延时延时,非要要汇编吗?否。请看下面例子:voiddelay1(unsignedchari){while(–i);}idelaytimeus152739
us级的准确延时延时,非要要汇编吗?否。请看下面比如:
void delay1(unsigned char i)
{
while(–i);
}
i delay time/us
1 5
2 7
3 9
…