1.毫秒级的延时延时1ms;voiddelay_1ms(void){unsignedinti;for(i=1;i(unsignedint)(xtal*143-2);i++);}在上式中,xtal为晶振
includeavrioh>includeutildelayh>voiddelay_1ms(void)1ms延时函数主频为16MHz{_delay_loop_2(40
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