private void CANBUStransmitSetup()
{
setCANBUSparameters = false;
if (button125.Checked)
{
CANBUSspeed = 125; // setup canbus speed
}
else
if (button250.Checked)
{
CANBUSspeed = 250;
}
else
{
CANBUSspeed = 500;
}
if (RFX0checkBox.Checked)
{
Rx0extended = 1;
}
else
{
Rx0extended = 0;
}
if (RFX1checkBox.Checked)
{
Rx1extended = 1;
}
else
{
Rx1extended = 0;
}
//Console.WriteLine("CANBUStransmitSetup filter {0:X} mask {1:X} speed {2}", canbusMask, canbusFilter, CANBUSspeed);
Arduino_Canbus_interface.CANBUSsetup(serialPort1, Rx0extended, Rx0mask, Rx0filter, Rx1extended, Rx1mask, Rx1filter, CANBUSspeed);
}
// transmit an 8 byte canbus message from TextBox canbusMessageTextBox canbus ID is in transmitIDtextBox
private void CANBUStransmitMessageNow()
{
transmitCANBUSmessage = false;
Console.WriteLine("CANBUStransmitMessageNow()");
// right justify hex digits filling with 0's from right
StringBuilder s = new StringBuilder("0000000000000000", 25);
for (int ii = 0; ii <= canbusMessageTextBox.Text.Length - 1; ii++)
{
s[ii] = canbusMessageTextBox.Text[ii]; // copy hex digits to s
}
String save = s.ToString();
canbusMessage = Convert.ToUInt64(save, 16); // convert s to 64 bit unsigned number
int[] message = { 1, 2, 3, 4, 5, 6, 7, 8, 9, 10 };
int i = 7;
while (i >= 0) // convert 64bit number into 8 byte values
{
UInt64 x = 0xFF;
try
{ message[i] = Convert.ToInt16(canbusMessage & x); } // get rightmost byte
catch (Exception) { }
canbusMessage = canbusMessage >> 8; // shift right one byte
i = i - 1; // get next byte
}
read29bitHexNumber(canbusIDtextBox, ref canbusTranmitID); // get the can ID
if (RTRcheckBox.Checked)
{
RTR = 1;
}
else
{
RTR = 0;
}
if (extended29bitIDcheckBox.Checked)
{
extendedID = 1;
}
else
{
extendedID = 0;
}
Arduino_Canbus_interface.CANBUStransmit(serialPort1, extendedID, canbusTranmitID, RTR, message); // transmit message
}