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title __inbyte | Microsoft Docs
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ms.date 11/04/2016
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__inbyte
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C++
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in instruction
__inbyte intrinsic
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__inbyte

Microsoft Specific

Generates the in instruction, returning one byte read from the port specified by Port.

Syntax

unsigned char __inbyte(  
   unsigned short Port  
);  

Parameters

[in] Port
The port to read from.

Return Value

The byte read from the specified port.

Requirements

Intrinsic Architecture
__inbyte x86, [!INCLUDEvcprx64]

Header file <intrin.h>

END Microsoft Specific

Remarks

This routine is only available as an intrinsic.

See Also

Compiler Intrinsics