[데이터형 변환] CStirng -> Hex, Ascii 값

Programming/MFC

[데이터형 변환] CStirng -> Hex, Ascii 값

푸어맨 2016. 9. 9. 13:58

BYTE SerialDlg::HexTo8Bits(CString aHex)
{
	BYTE a8Bits = 0;

if		( aHex == _T("0") )	a8Bits = 0;
	else if ( aHex == _T("1") )	a8Bits = 1;
	else if ( aHex == _T("2") )	a8Bits = 2;
	else if ( aHex == _T("3") )	a8Bits = 3;
	else if ( aHex == _T("4") )	a8Bits = 4;
	else if ( aHex == _T("5") )	a8Bits = 5;
	else if ( aHex == _T("6") )	a8Bits = 6;
	else if ( aHex == _T("7") )	a8Bits = 7;
	else if ( aHex == _T("8") )	a8Bits = 8;
	else if ( aHex == _T("9") )	a8Bits = 9;
	else if ( aHex == _T("A") || aHex == _T("a") )	a8Bits = 10;
	else if ( aHex == _T("B") || aHex == _T("b") )	a8Bits = 11;
	else if ( aHex == _T("C") || aHex == _T("c") )	a8Bits = 12;
	else if ( aHex == _T("D") || aHex == _T("d") )	a8Bits = 13;
	else if ( aHex == _T("E") || aHex == _T("e") )	a8Bits = 14;
	else if ( aHex == _T("F") || aHex == _T("f") )	a8Bits = 15;

return a8Bits;
}
BYTE SerialDlg::HexToByte(CString aHex)
{
	BYTE aByte = 0;

if ( aHex.GetLength() == 1 )
	{
		aByte = HexTo8Bits(aHex.Left(1));
	}
	else
	{
		aByte = (HexTo8Bits(aHex.Left(1)) * 16) 
				+  HexTo8Bits(aHex.Right(1));
	}

return aByte;
}
BYTE SerialDlg::AsciiToByte(CString aAscii)
{
	BYTE aByte = 0;
	
	aByte = aAscii[0];
	
	return aByte;
}

void SerialDlg::OnBnClickedButtonSnd()
{
	// TODO: 여기에 컨트롤 알림 처리기 코드를 추가합니다.
	int sndSize = 0, idx = 0;
	CString sndData, sndByte;
	BYTE *pbDataBuff;

// 포트를 여는데 성공했다면
	if ( m_ComuPort.m_bConnected == TRUE )
	{
		UpdateData(TRUE);
		
		m_edit_serial_snd.GetWindowTextW(sndData);
		sndData.Replace(_T(" "), NULL);
		sndData.Replace(_T("\r\n"), NULL);
		sndSize = sndData.GetLength();

if ( m_combo_type_snd.GetCurSel() == 0 )
		{
			if ( sndSize%2 == 0 )	sndSize = sndSize/2;
			else					sndSize = sndSize/2 + 1;

pbDataBuff = (BYTE *)malloc(sizeof(BYTE) * sndSize);

for (idx = 0; idx < sndSize; idx++)
			{
				pbDataBuff[idx] = HexToByte(sndData.Mid(idx*2, 2));
			}
		}
		else if ( m_combo_type_snd.GetCurSel() == 1 )
		{
			pbDataBuff = (BYTE *)malloc(sizeof(BYTE) * sndSize);

for (idx = 0; idx < sndSize; idx++)
			{
				pbDataBuff[idx] = AsciiToByte(sndData.Mid(idx, 1));
			}
		}
		// F0 AA 54 41 48 55 01 00 00 00 00 00 12 41 F0 55 디스플레이 확인용
		m_ComuPort.WriteComm(pbDataBuff, sndSize);
		
		free(pbDataBuff);
	}
}