大家好！望大家多多指点。多谢
#include<AT89X51.H>
sbit K1=p3^0;
sbit L1=P1^0;
void main(void)
{while(1)
{if(K1==0)
{L1=0;}
else{L1=1;}
}}
运行以后为什么是这样啊！
Build target 'Target 1'
assembling STARTUP.A51...
compiling my-test2.c...
MY-TEST2.C(2): error C202: 'p3': undefined identifier
MY-TEST2.C(6): error C202: 'K1': undefined identifier
Target not created
p3,k1是未定义标示符，要怎么定义啊，谢谢 |
楼主
标题置顶
标题高亮
