//based?off?the?“Arduino?and?C++?（for?Windows）“?code?found?at:?http://playground.arduino.cc/Interfacing/CPPWindows

#include?“Serial.h“

#include?“Windows/AllowWindowsPlatformTypes.h“
#include?“Windows/MinWindows.h“
#include?“Windows/HideWindowsPlatformTypes.h“
#include?“..\Public\Serial.h“
#include
?#include
?#include
?using?namespace?std;
#define?BOOL2bool（B）?B?==?0???false?:?true

USerial*?USerial::OpenComPort（bool?&bOpened?int32?Port?int32?BaudRate）
{
	USerial*?Serial?=?Newobject（）;
	bOpened?=?Serial->Open（Port?BaudRate）;
	return?Serial;
}

int32?USerial::BytesToInt（TArray?Bytes）
{
	if?（Bytes.Num（）?!=?4）
	{
		return?0;
	}

	return?*reinterpret_cast（Bytes.GetData（））;
}

TArray?USerial::IntToBytes（const?int32?&Int）
{
	TArray?Bytes;
	Bytes.Append（reinterpret_cast（&Int）?4）;
	return?Bytes;
}

float?USerial::BytesToFloat（TArray?Bytes）
{
	if?（Bytes.Num（）?!=?4）
	{
		return?0;
	}

	return?*reinterpret_cast（Bytes.GetData（））;
}

TArray?USerial::FloatToBytes（const?float?&Float）
{
	TArray?Bytes;
	Bytes.Append（reinterpret_cast（&Float）?4）;
	return?Bytes;
}

USerial::USerial（）
	:?WriteLineEnd（ELineEnd::n）
	?m_hIDComDev（nullptr）
	?m_OverlappedRead（nullptr）
	?m_OverlappedWrite（nullptr）
	?m_Port（-1）
	?m_Baud（-1）
{
	//?Allocate?the?OVERLAPPED?structs
	m_OverlappedRead?=?new?OVERLAPPED（）;
	m_OverlappedWrite?=?new?OVERLAPPED（）;

	FMemory::Memset（m_OverlappedRead?0?sizeof（OVERLAPPED））;
	FMemory::Memset（m_OverlappedWrite?0?sizeof（OVERLAPPED））;
}

USerial::~USerial（）
{
	Close（）;

	//?Delete?allocated?OVERLAPPED?structs
	delete?m_OverlappedRead;
	delete?m_OverlappedWrite;
}

bool?USerial::Open（int32?nPort?int32?nBaud）
{
	if?（nPort?	{
		UE_LOG（LogTemp?Error?TEXT（“Invalid?port?number:?%d“）?nPort）;
		return?false;
	}
	if?（m_hIDComDev）
	{
		UE_LOG（LogTemp?Warning?TEXT（“Trying?to?use?opened?Serial?instance?to?open?a?new?one.?“
			“Current?open?instance?port:?%d?|?Port?tried:?%d“）?m_Port?nPort）;
		return?false;
	}

	FString?szPort;
	if?（nPort?		szPort?=?FString::Printf（TEXT（“COM%d“）?nPort）;
	else
		szPort?=?FString::Printf（TEXT（“\\\\.\\COM%d“）?nPort）;
	DCB?dcb;

	m_hIDComDev?=?CreateFile（*szPort?GENERIC_READ?|?GENERIC_WRITE?0?NULL?OPEN_EXISTING?FILE_ATTRIBUTE_NORMAL?|?FILE_FLAG_OVERLAPPED?NULL）;
	if?（m_hIDComDev?==?NULL）
	{
		unsigned?long?dwError?=?GetLastError（）;
		UE_LOG（LogTemp?Error?TEXT（“Failed?to?open?port?COM%d?（%s）.?Error:?%08X“）?nPort?*szPort?dwError）;
		return?false;
	}

	FMemory::Memset（m_OverlappedRead?0?sizeof（OVERLAPPED））;
	FMemory::Memset（m_OverlappedWrite?0?sizeof（OVERLAPPED））;

	COMMTIMEOUTS?CommTimeOuts;
	//CommTimeOuts.ReadIntervalTimeout?=?10;
	CommTimeOuts.ReadIntervalTimeout?=?0xFFFFFFFF;
	CommTimeOuts.ReadTotalTimeoutMultiplier?=?0;
	CommTimeOuts.ReadTotalTimeoutConsta

?屬性????????????大小?????日期????時間???名稱
-----------?---------??----------?-----??----
?????目錄???????????0??2020-04-17?09:39??SerialPortUE4\
?????文件???????61970??2017-05-29?10:18??SerialPortUE4\Example.jpg
?????文件???????52429??2017-05-29?09:08??SerialPortUE4\Example2.jpg
?????文件???????45113??2017-05-29?10:02??SerialPortUE4\Example3.JPG
?????文件??????208635??2017-05-29?10:30??SerialPortUE4\Example4.JPG
?????文件??????131491??2017-06-07?09:29??SerialPortUE4\Example5.JPG
?????文件?????????995??2020-04-17?09:28??SerialPortUE4\Read.txt
?????文件????????9350??2020-04-17?09:05??SerialPortUE4\Serial.cpp
?????文件???????10192??2020-04-17?09:05??SerialPortUE4\Serial.h