includereg52h>includeintrinsh>defineINT8UunsignedchardefineINT16UunsignedintdefineWRITE_BURST0
程序如下：includereg52h>includeintrinsh>defineuintunsignedintdefineucharunsignedchar宏定义voiddelay(ui
includereg51h>includeintrinsh>defineucharunsignedchardefineuintunsignedintdefineWC0x00Writeco
实验源程序：includereg52h>includeintrinsh>unsignedinta,b;unsignedchard;sbitLED1=P1^0;sbitLED2=P1^1;s
includereg52h>includeintrinsh>defineuintunsignedintdefineucharunsignedcharsfrP1ASF=0X9D;P1口选择
includereg51h>includeintrinsh>defineucharunsignedchardefineuintunsignedintsbitACC0=ACC^0;sbitA
includereg52h>includeintrinsh>defineucharunsignedcharvoidlcd_ini();voidascii_change(void);void
includereg51h>includeintrinsh>voidsomenop(){uchari=5;while(i–){_nop_();}}8位扫描显示，共阳数码管ucharshu
＃includeSTC89C51h＃includeintrinsh>defineERROR0defineOK1defineWAIT_TIME0x00mcuclock40mhzde
