一般一个16位(双字节)的数据,比如FF1A
(16进制),那么高位字节就是FF
,低位是1A
如果是32位的数据,比如 3F68415B
,高位字(不是字节)是3F68
,低位字是415B
右边是低位,左边是高位。
LSB(least significant bit):最低有效位。
MSB(Most Significant Bit):指最高有效位。
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