数制与编码

进位计数制及其相互转换

1. 进位计数法
2. 不同进制间的相互转换
   -例：将二进制数1111000010.01101分别转换为八进制数和十六进制数。

$$ \text{高位补0,凑足三位}\space \space\space\space\space\space\space\space\space\space\space\space\space\space\space\space\space\space\space\space\space\space\space\space\space\space\space\space\text{分界点}\space\space\space\space\space\space\space\space\space\space\text{低位补0,凑足三位} $$

$$ \downarrow\space \space\space\space\space \space\space\space\space\space\space\space\space\space\space\space\space\space\space\space\space\space\space\space\space\space\space\space\space \space\space\space\space\space \downarrow \space\space\space\space\space\space\space\space\space\space\space\space \space\space \downarrow $$

$$ \underline001 \space \space\space\space\underline111\space \space\space\space\underline000\space \space\space\space\underline010 \space \space\space\space\underline. \space \space\space\space\underline011 \space \space\space\space\underline010 $$