m8dlg.cpp

通过串口升级mega8的自编程例子原码

		for (int i = 0 ; i < n_Length;i++)
		{
			if (m_File.Read(n_Str.GetBuffer(2), 2) != 2)  break;
			n_Str.ReleaseBuffer(2);
			n_Str.Remove(' ');
			n_temp = HexToByte(n_Str);
			m_SendData.m_HexData.SetAt(n_Count,n_temp);
			n_Count++;
			if ((n_Count-1) == 64 * (n_Count1+1)) 
			{
				n_Count1++;
				m_SendData.m_HexPage.Add(n_Count1);
			}

		}
		if (m_File.Read(n_Str.GetBuffer(2), 2) != 2)  break;  //行尾
		n_Str.ReleaseBuffer(2);
		n_Str.Remove(' ');

		if (m_File.Read(n_Str.GetBuffer(2), 2) != 2)  break;  //行尾
		n_Str.ReleaseBuffer(2);
		n_Str.Remove(' ');

	}
	m_SendData.n_PageSize = 0 ;//从首页开始发送
	GetDlgItem(IDC_SEND_AUTO)->EnableWindow(TRUE);
	return TRUE;
}	
BYTE CM8Dlg::HexToByte(CString n_ByteStr)
{
	BYTE n_byte;
	char ch = n_ByteStr[0];
	if (ch >= '0' && ch <= '9') n_byte = ch - 0x30;
	else if (ch >= 'A' && ch <= 'F') n_byte = ch - 0x37;
	else if (ch >= 'a' && ch <= 'f') n_byte = ch - 0x57;
	n_byte = (n_byte << 4);
	ch = n_ByteStr[1];
	if (ch >= '0' && ch <= '9') n_byte += ch - 0x30;
	else if (ch >= 'A' && ch <= 'F') n_byte += ch - 0x37;
	else if (ch >= 'a' && ch <= 'f') n_byte += ch - 0x57;
	return n_byte;
}
void CM8Dlg::OnPortSet() 
{
	CSerialPort m_TestPort;
	CString n_str,n_str1;
	m_PortArray.RemoveAll();
	for (int i=0; i<8; i++)
	{
		if (m_TestPort.InitPort(this, i+1, 9600))
		{
			n_str.Format(_T("COM%d"), i+1);
			m_PortArray.Add(n_str);
		}
	}
	
	CPortSetDlg n_Dlg;
	n_Dlg.p_PortArray = &m_PortArray;
	if (m_SendPortData.nPort != 0) 
	{
		n_str.Format(_T("COM%d"), m_SendPortData.nPort);
		n_Dlg.p_PortArray->InsertAt(0, n_str);
	}
	n_str.Format(_T("%d"), m_SendPortData.nBaud);
	n_Dlg.m_Baud = n_str;
	n_str.Format(_T("%c"), m_SendPortData.nParity);
	n_Dlg.m_Parity = n_str;
	n_str.Format(_T("%d"), m_SendPortData.nDatabits);
	n_Dlg.m_DataBits = n_str;
	n_str.Format(_T("%d"), m_SendPortData.nStopsbits);
	n_Dlg.m_StopsBits = n_str;
	if (n_Dlg.DoModal()== IDOK)
	{
		n_str = n_Dlg.m_Port.Right(1);
		m_SendPortData.nPort = atoi(n_str);
		m_SendPortData.nBaud = atoi(n_Dlg.m_Baud);
		m_SendPortData.nParity = n_Dlg.m_Parity.GetAt(0);
		m_SendPortData.nDatabits = atoi(n_Dlg.m_DataBits);
		m_SendPortData.nStopsbits = atoi(n_Dlg.m_StopsBits);
		if (nSendPort.InitPort(this, m_SendPortData.nPort, m_SendPortData.nBaud, m_SendPortData.nParity, m_SendPortData.nDatabits, m_SendPortData.nStopsbits))
		{
			nSendPort.StartMonitoring();
			n_str = n_Dlg.m_Port + " " + n_Dlg.m_Baud + " " + n_Dlg.m_Parity + " " + n_Dlg.m_DataBits + " " + n_Dlg.m_StopsBits;
			n_str1 = n_Dlg.m_Port+ " " + n_Dlg.m_Baud;
		}
		else 
		{
			n_str = n_Dlg.m_Port + "初始化失败" ;
			n_str1 = "串口设置";
		}
		SetDlgItemText(IDC_PORT_STATIC, n_str);
		GetDlgItem(IDC_PORT_SET)->SetWindowText(n_str1);
	}	

}

void CM8Dlg::OnSendAuto() 
{
	// TODO: Add your control notification handler code here
	GetDlgItem(IDC_SEND_AUTO)->EnableWindow(false);
	if (nSendPort.m_hComm == NULL) 
	{
		::MessageBox(NULL, _T("端口没有设置！"), "告警", MB_ICONWARNING);
		return;
	}
	if (m_ReceiveFlag) return;
	switch (m_Type_B)
	{
		case 0://写入页
			{
				m_SendData.m_Type = 0x11;
				m_Progress.SetPos((m_SendData.n_PageSize+1)*2);
				m_Progress.ShowWindow(SW_SHOW);
			}
			break;
		case 1://读出页
			{	
				m_SendData.m_Type = 0x12;
				m_Progress.SetPos((m_SendData.n_PageSize+1)*2 + 1);
				m_Progress.ShowWindow(SW_SHOW);
			}
			break;
		case 3://写入完毕
			{
				::MessageBox(NULL, _T("写入成功！"), "完成", MB_ICONWARNING);
				m_Progress.ShowWindow(SW_HIDE);
				return;
			}
			break;
		case 4://写入失败
			{
				CString temp_str;
				temp_str.Format(_T("%d"),m_SendData.n_PageSize);
				::MessageBox(NULL, _T("第")+temp_str+_T("页校验失败"), "错误", MB_ICONWARNING);
				m_Progress.ShowWindow(SW_HIDE);
				return;
			}
			break;
		default:
			m_SendData.m_Type = 0x00;
	}


	if (m_SendData.Conversion())
	{
		nSendPort.WriteToPort(&m_SendData.m_SendBuf);
		start = clock();
		/*显示发送的字节*/
		CString n_str;
		m_SendEdit.GetWindowText(n_str);
		int nLength = n_str.GetLength();
		m_SendEdit.SetSel(nLength, nLength);
		n_str.Empty();
		for (int i=0; i<m_SendData.m_SendBuf.GetSize(); i++) 
			n_str += ByteToHex(m_SendData.m_SendBuf[i])+_T(" ");
		m_SendEdit.ReplaceSel(n_str);
		
		m_ReceiveFlag = TRUE; //允许接收报文
		SetTimer(1, 300, 0);
	}
	else 
	{
		SetTimer(2, 1, 0);
	}	
	m_SendData.m_Type = m_Type_temp;
}

void CM8Dlg::OnTimer(UINT nIDEvent)
{
	switch(nIDEvent)
	{
	case 1://超时
		{
			KillTimer(1);
			KillTimer(2);
			m_ReceiveCount = -1;
			m_ReceiveStartCount = 0;
			m_ReceiveStart = FALSE;
			m_ReceiveFlag = FALSE;
			::MessageBox(NULL, _T("超时！"), "超时", MB_ICONWARNING);
		}
		break;
	case 2://写入成功
		{
			KillTimer(1);
			KillTimer(2);
			m_ReceiveFlag = false;
			m_Type_B = 1; 
			OnSendAuto();
		}
		break;
	case 3://读取一页成功
		{
			m_tt = 0;
			KillTimer(1);
			KillTimer(3);
			m_ReceiveFlag = false;			
			m_SendData.n_PageSize++;
			if(m_SendData.n_PageSize >= m_SendData.m_HexPage.GetSize())
			{
				m_Type_B = 3;  //编程结束
			}
			else
			{
				for (int i =0 ; i < 64 ; i++) 
				{
					CString J,K;
					J = ByteToHex(m_ReceiveData.m_HexDataReceive.GetAt(i+1));
					K = ByteToHex(m_SendData.m_HexData.GetAt((m_SendData.n_PageSize-1)*64+i));
					if(J != K)
						m_tt = 1 ;
				}
				if ( m_tt == 0)
				{
					m_Type_B = 0; 
				}
				else
				{
					m_Type_B = 4;  //编程失败
					m_tt = 0;
				}
			}			
			OnSendAuto();
		}
	} //end of switch
	CDialog::OnTimer(nIDEvent);
}

LONG CM8Dlg::OnCommunication(WPARAM ch, LPARAM port)
{
	if (port != m_SendPortData.nPort) return -1;

	CString n_str;//显示收到的字节
	m_ReceveEdit.GetWindowText(n_str);
	int nLength = n_str.GetLength();
	m_ReceveEdit.SetSel(nLength, nLength);
	m_ReceveEdit.ReplaceSel(ByteToHex(ch)+_T(" "));
	if (!m_ReceiveFlag) return -1;
	if (m_ReceiveCount == -1)
	{
		if (!m_ReceiveStart)
		{	
			if (ch == 0x76 )
			{
				m_ReceiveStartCount++;
				if (m_ReceiveStartCount >=3)
				{
					m_Receive.RemoveAll();
					m_ReceiveStart = TRUE;
					m_ReceiveStartCount = 0;
					return 0;
				}
			}
			else m_ReceiveStartCount = 0;
		}
		else
		{
			if (ch == 0x91)
			{
				SetTimer(2, 1, 0);
				m_Receive.Add(ch);
				m_ReceiveData.m_Receve = &m_Receive;
				return 0;
			}
			if (ch == 0x92)
			{
				m_Receive.Add(ch);
				m_ReceiveCount = 65 ;
			}
		}
	}
	else
	{
		if(m_ReceiveCount >0)
		{
			m_Receive.Add(ch);
			m_ReceiveCount --;
		}
		if(m_ReceiveCount == 0)
		{
			m_ReceiveData.m_Receve = &m_Receive;
			m_ReceiveData.ProcessReceving();
			m_ReceiveCount = -1;
			m_ReceiveStartCount = 0;
			m_Receive.RemoveAll();
			SetTimer(3, 1, 0);
		}
	
	}
	return 0;
}

CString CM8Dlg::ByteToHex(BYTE n_byte)
{
	CString n_str;
	BYTE temp = n_byte >> 4;
	if (temp < 10) n_str.Insert(0, (char)(temp+0x30));
	else n_str.Insert(0, (char)(temp+0x37));
	temp = (n_byte << 4) >> 4;
	temp = n_byte%16; 
	if (temp < 10) n_str.Insert(1, (char)(temp+0x30));
	else n_str.Insert(1, (char)(temp+0x37));
	return n_str;
}

void CM8Dlg::OnOK() 
{
	// TODO: Add extra validation here
	
	CDialog::OnOK();
}