private void Scan_DTC_from_UI(KWP_2000_Process kwp2000)
{
// CheckBox lut of UI must be listed accroding to its byte/bit index.
uint byte_bit_index;
byte_bit_index = 0;
foreach (var item in abs_lut)
{
if (item.Checked == true)
{
// If CheckBox is checked, treat it as Lamp_ON_Failure_Set
kwp2000.ABS_DTC_Queue_Add(ABS_DTC_Table.Find_ABS_DTC((byte_bit_index / 8), (byte_bit_index % 8)), KWP_2000_Process.Lamp_ON_Failure_Set);
}
byte_bit_index++;
}
byte_bit_index = 0;
foreach (var item in obd_lut)
{
if (item.Checked == true)
{
// If CheckBox is checked, treat it as Lamp_ON_Failure_Set
kwp2000.OBD_DTC_Queue_Add(OBD_DTC_Table.Find_OBD_DTC((byte_bit_index / 8), (byte_bit_index % 8)), KWP_2000_Process.Lamp_ON_Failure_Set);
}
byte_bit_index++;
}
}
private void Use_Fixed_DTC_from_HQ(KWP_2000_Process kwp2000)
{
// byte[] fixed_response_data_abs = { 0x04, 0x50, 0x43, 0xE0, 0x50, 0x45, 0xE0, 0x50, 0x52, 0xA0, 0x50, 0x53, 0xA0 };
kwp2000.ABS_DTC_Queue_Add(0x50, 0x43, 0xE0);
kwp2000.ABS_DTC_Queue_Add(0x50, 0x45, 0xE0);
kwp2000.ABS_DTC_Queue_Add(0x50, 0x52, 0xA0);
kwp2000.ABS_DTC_Queue_Add(0x50, 0x53, 0xA0);
// byte[] fixed_response_data_obd = { 0x04, 0x01, 0x15, 0x61, 0x40, 0x85, 0x62, 0x02, 0x30, 0x62, 0xC4, 0x86, 0x62 };
// P0115: 0x0115
// C0085: 0x4085
// P0230: 0x0230
// U0486: 0xC486
kwp2000.OBD_DTC_Queue_Add(0x01, 0x15, 0x61);
kwp2000.OBD_DTC_Queue_Add(0x40, 0x85, 0x62);
kwp2000.OBD_DTC_Queue_Add(0x02, 0x30, 0x62);
kwp2000.OBD_DTC_Queue_Add(0xC4, 0x86, 0x62);
}
private void Tmr_FetchingUARTInput_Tick(object sender, EventArgs e)
{
// Regularly polling request message
while (MySerialPort.KLineBlockMessageList.Count() > 0)
{
// Pop 1st KLine Block Message
BlockMessage in_message = MySerialPort.KLineBlockMessageList[0];
MySerialPort.KLineBlockMessageList.RemoveAt(0);
// Display debug message on RichTextBox
String raw_data_in_string = MySerialPort.KLineRawDataInStringList[0];
MySerialPort.KLineRawDataInStringList.RemoveAt(0);
DisplayKLineBlockMessage(rtbKLineData, "raw_input: " + raw_data_in_string);
DisplayKLineBlockMessage(rtbKLineData, "In - " + in_message.GenerateDebugString());
// Process input Kline message and generate output KLine message
KWP_2000_Process kwp_2000_process = new KWP_2000_Process();
BlockMessage out_message = new BlockMessage();
//Use_Random_DTC(kwp_2000_process); // Random Test
//Use_Fixed_DTC_from_HQ(kwp_2000_process); // Simulate response from a ECU device
Scan_DTC_from_UI(kwp_2000_process); // Scan Checkbox status and add DTC into queue
// Generate output block message according to input message and DTC codes
kwp_2000_process.ProcessMessage(in_message, ref out_message);
// Convert output block message to List<byte> so that it can be sent via UART
List <byte> output_data;
out_message.GenerateSerialOutput(out output_data);
// NOTE: because we will also receive all data sent by us, we need to tell UART to skip all data to be sent by SendToSerial
MySerialPort.Add_ECU_Filtering_Data(output_data);
MySerialPort.Enable_ECU_Filtering(true);
// Send output KLine message via UART (after some delay)
Thread.Sleep((KWP_2000_Process.min_delay_before_response - 1));
MySerialPort.SendToSerial(output_data.ToArray());
// Show output KLine message for debug purpose
DisplayKLineBlockMessage(rtbKLineData, "Out - " + out_message.GenerateDebugString());
}
}
//
private void Use_Random_DTC(KWP_2000_Process kwp2000)
{
Random rs = new Random();
Byte DTC_no;
DTC_no = (byte)(rs.Next(10));
DTC_no = (byte)((DTC_no <= KWP_2000_Process.ReadDiagnosticCodesByStatus_MaxNumberOfDTC) ? DTC_no : 0);
for (int no = 0; no < DTC_no; no++)
{
CMD_E_ABS_DTC random_dtc = ABS_DTC_Table.Find_ABS_DTC(rs.Next(ABS_DTC_Table.Count()));
kwp2000.ABS_DTC_Queue_Add(random_dtc, (byte)kwp2000.dtc_status_table[rs.Next(kwp2000.dtc_status_table.Length)]);
}
// for OBD
DTC_no = (byte)(rs.Next(10));
DTC_no = (byte)((DTC_no <= KWP_2000_Process.ReadDiagnosticCodesByStatus_MaxNumberOfDTC) ? DTC_no : 0);
for (int no = 0; no < DTC_no; no++)
{
CMD_F_OBD_DTC random_dtc = OBD_DTC_Table.Find_OBD_DTC(rs.Next(OBD_DTC_Table.Count()));
kwp2000.OBD_DTC_Queue_Add(random_dtc, (byte)kwp2000.dtc_status_table_for_obd[rs.Next(kwp2000.dtc_status_table_for_obd.Length)]);
}
}