标题:
c语言公共体 位域的例程
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作者:
bibi
时间:
2015-4-19 02:08
标题:
c语言公共体 位域的例程
本帖最后由 bibi 于 2015-4-19 02:12 编辑
#include <stdio.h>
#define u8 unsigned char
typedef struct byte
{
u8 b0:4;
u8 b1:4;
u8 b2:4;
u8 b3:4;
u8 b4:4;
u8 b5:4;
u8 b6:4;
u8 b7:4;
}BBYTE;
union bits
{
unsigned int c;
BBYTE bit;
};
void main()
{
union bits a;
a.c=0x00055555;
printf("Hex:0x%08x\n",a.c);
printf("Binary:%x",a.bit.b7);
printf("%x",a.bit.b6);
printf("%x",a.bit.b5);
printf("%x",a.bit.b4);
printf("%x",a.bit.b3);
printf("%x",a.bit.b2);
printf("%x",a.bit.b1);
printf("%x",a.bit.b0);
printf("\n");
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