includereg51h>sbitBT_SND=P1^0;sbitBT_REC=P1^1;**********************************************IO口模拟
includereg51h>includeintrinsh>defineucharunsignedchardefineuintunsignedintsbitACC0=ACC^0;sbitA
仿真结果如下：includereg51h>sbitSI=P1^4;sbitLED0=P3^0;voiddelay(){unsignedchari,j;for(i=0;i100;i++)for(j
includereg51h>includeintrinsh>voidsomenop(){uchari=5;while(i–){_nop_();}}8位扫描显示，共阳数码管ucharshu
includereg51h>defineTH0_TL0(65536-1000)设定中断的间隔时长unsignedcharcount0=50;高电平的占空比unsignedcharc
includereg51h>sbitp10=P1^0;main(){unsignedchars[]={0x06,0x5b,0x4f,0x66,0x6d,0x7d,0x07,0x7f,0x00,0
includereg51h>sbitp10=P1^0;sbitp17=P1^7;unsignedcharc;unsignedchark;unsignedintk2,k1;bitp;mai
includereg51h>sbitp10=P1^0;unsignedcharc;bitp;main(){TR0=0;TMOD=0X01;TH0=0XFC;TL0=0X18;EA=1;ET0
includereg51h>unsignedcharc,i,k,p;sbitp10=P1^0;unsignedchars[]={0x3f,0x06,0x5b,0x4f,0x66,0x6d,0x7
