public bool Receive(out CAN_OBJ obj, uint timeout = 0)
{
return(ECANStatus.STATUS_OK ==
ECANDLL.Receive(DefaultDeviceType, 0, 0, out obj, 1, timeout));
}
/// <summary>
/// open and close can device, baud is 500kbps
/// </summary>
private void canOpenClose()
{
if (m_connect == 1)
{
m_connect = 0;
this.mCan.EnableProc = false;
this.mCan.EnableProc2 = false;
this.can_device_open = false;
ECANDLL.CloseDevice(1, 0);
btnInit.Text = "打开CAN";
this.can_device_open = false;
this.stopAllThread();
/*
* btnReset.Enabled = false;
* btnWrite.Enabled = false;
* btnSendFile.Enabled = false;
* checkBoxCan1.Enabled = true;
* checkBoxCan2.Enabled = true;
*/
return;
}
INIT_CONFIG init_config = new INIT_CONFIG();
init_config.AccCode = 0;
init_config.AccMask = 0xffffff;
init_config.Filter = 0;
switch (m_Baudrate)
{
case 0: //1000
init_config.Timing0 = 0;
init_config.Timing1 = 0x14;
break;
case 1: //800
init_config.Timing0 = 0;
init_config.Timing1 = 0x16;
break;
case 2: //666
init_config.Timing0 = 0x80;
init_config.Timing1 = 0xb6;
break;
case 3: //500
init_config.Timing0 = 0;
init_config.Timing1 = 0x1c;
break;
case 4: //400
init_config.Timing0 = 0x80;
init_config.Timing1 = 0xfa;
break;
case 5: //250
init_config.Timing0 = 0x01;
init_config.Timing1 = 0x1c;
break;
case 6: //200
init_config.Timing0 = 0x81;
init_config.Timing1 = 0xfa;
break;
case 7: //125
init_config.Timing0 = 0x03;
init_config.Timing1 = 0x1c;
break;
case 8: //100
init_config.Timing0 = 0x04;
init_config.Timing1 = 0x1c;
break;
case 9: //80
init_config.Timing0 = 0x83;
init_config.Timing1 = 0xff;
break;
case 10: //50
init_config.Timing0 = 0x09;
init_config.Timing1 = 0x1c;
break;
}
init_config.Mode = 0;
if (ECANDLL.OpenDevice(1, 0, 0) != ECAN.ECANStatus.STATUS_OK)
{
MessageBox.Show("Open device fault!", "Error!", MessageBoxButtons.OK, MessageBoxIcon.Error);
return;
}
//Set can1 baud
if (ECANDLL.InitCAN(1, 0, 0, ref init_config) != ECAN.ECANStatus.STATUS_OK)
{
MessageBox.Show("Init can fault!", "Error!", MessageBoxButtons.OK, MessageBoxIcon.Error);
ECANDLL.CloseDevice(1, 0);
return;
}
//set can2 baud
switch (m_Baudrate2)
{
case 0: //1000
init_config.Timing0 = 0;
init_config.Timing1 = 0x14;
break;
case 1: //800
init_config.Timing0 = 0;
init_config.Timing1 = 0x16;
break;
case 2: //666
init_config.Timing0 = 0x80;
init_config.Timing1 = 0xb6;
break;
case 3: //500
init_config.Timing0 = 0;
init_config.Timing1 = 0x1c;
break;
case 4: //400
init_config.Timing0 = 0x80;
init_config.Timing1 = 0xfa;
break;
case 5: //250
init_config.Timing0 = 0x01;
init_config.Timing1 = 0x1c;
break;
case 6: //200
init_config.Timing0 = 0x81;
init_config.Timing1 = 0xfa;
break;
case 7: //125
init_config.Timing0 = 0x03;
init_config.Timing1 = 0x1c;
break;
case 8: //100
init_config.Timing0 = 0x04;
init_config.Timing1 = 0x1c;
break;
case 9: //80
init_config.Timing0 = 0x83;
init_config.Timing1 = 0xff;
break;
case 10: //50
init_config.Timing0 = 0x09;
init_config.Timing1 = 0x1c;
break;
}
init_config.Mode = 0;
if (cmbCanPorts.SelectedItem.ToString() == "CAN-1")
{
if (ECANDLL.InitCAN(1, 0, 1, ref init_config) != ECAN.ECANStatus.STATUS_OK)
{
MessageBox.Show("Init can fault!", "Error!", MessageBoxButtons.OK, MessageBoxIcon.Error);
ECANDLL.CloseDevice(1, 0);
return;
}
}
// enable the timer to rec can data frame from can device.
m_connect = 1;
this.can_device_open = true;
if (cmbCanPorts.SelectedItem.ToString() == "CAN-0")
{
this.mCan.EnableProc = false;
//this.mCan.ThreadReadDataFormDevice.Start();
//this.ThreadUpdateTable.Start();
//this.ThreadGetCanDataBuff.Start();
this.startAllThread();
DateTimeStamp = DateTime.Now; // this is the time base of the charts
}
else
{
this.mCan.EnableProc = false;
}
if (cmbCanPorts.SelectedItem.ToString() == "CAN-1")
{
this.mCan.EnableProc2 = false;
DateTimeStamp = DateTime.Now;
}
else
{
this.mCan.EnableProc2 = false;
}
btnInit.Text = "关闭CAN";
/*
* btnReset.Enabled = true;
* btnWrite.Enabled = true;
* btnSendFile.Enabled = true;
* IncludeTextMessage("Open Success");
*
* if (checkBoxCan2.Checked)
* btnWrite2.Enabled = true;
*
* checkBoxCan1.Enabled = false;
* checkBoxCan2.Enabled = false;
* */
cmbCanPorts.Enabled = false;
if (m_connect == 0)
{
MessageBox.Show("Not open device!", "Error!", MessageBoxButtons.OK, MessageBoxIcon.Error);
return;
}
//Start Can1
if (cmbCanPorts.SelectedItem.ToString() == "CAN-0")
{
if (ECANDLL.StartCAN(1, 0, 0) == ECAN.ECANStatus.STATUS_OK)
{
//IncludeTextMessage("Start CAN1 Success");
tmrRead.Enabled = false;
}
else
{
//IncludeTextMessage("Start Fault");
}
}
//start CAN2
if (cmbCanPorts.SelectedItem.ToString() == "CAN-1")
{
if (ECANDLL.StartCAN(1, 0, 1) == ECAN.ECANStatus.STATUS_OK)
{
//IncludeTextMessage("Start CAN2 Success");
tmrRead.Enabled = false;
}
else
{
//IncludeTextMessage("Start Fault");
}
}
}
