0101二进制转换为十进制是多少？

11 |

2 | 2010-1-7 00:54:37 | 显示全部楼层 |阅读模式

（0101）2=（5）10=（0101）8421BCD前后两个是相同的。以下是百度百科知识;仅4位的2进制数快速计算方法十进制值十六进值1111 = 8 + 4 + 2 + 1 =
15
F1110 = 8 + 4 + 2 + 0 =
14
E1101 = 8 + 4 + 0 + 1 =
13
D 1100 = 8 + 4 + 0 + 0 =
12
C 1011 = 8 + 0 + 2 + 1 =
11
B 1010 = 8 + 0 + 2 + 0 =
10
A1001 = 8 + 0 + 0 + 1 =
10
9....0001 = 0 + 0 + 0 + 1 =
1
10000 = 0 + 0 + 0 + 0 =
0
0

使用道具举报