将一个32位数0x12345678存储到8000H-8003H四个字节单元中，若以小端模式存储，则8000H存储单元的内容为（)。
- A.0x12
- B.0x21
- C.0x78
- D.0x87
正确答案及解析
正确答案
解析
小端模式是高位存在高地址，低位存在低地址，题目中，8000H是低地址，存放低位0x78
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