__inword__inword

Microsoft 专用Microsoft Specific

使用in指令从指定端口读取数据。Reads data from the specified port using the in instruction.

语法Syntax

unsigned short __inword(
   unsigned short Port
);

参数Parameters

Port
中要从其读取的端口。[in] The port to read from.

返回值Return value

读取的数据的单词。The word of data read.

要求Requirements

内部函数Intrinsic 体系结构Architecture
__inword x86、x64x86, x64

标头文件<intrin.h >Header file <intrin.h>

备注Remarks

此例程仅可用作内部函数。This routine is only available as an intrinsic.

结束 Microsoft 专用END Microsoft Specific

请参阅See also

编译器内部函数Compiler intrinsics