private byte[] GetTimings(CanMCP2515AdapterSettings settings)
{
switch (settings.Speed)
{
case CanAdapterSettings.CanSpeed.Kbps1000:
if (settings.Frequency == CanMCP2515AdapterSettings.AdapterFrequency.Mhz16)
{
return(new byte[] { 0x00, 0x91, 0x01 });
}
else
{
return(new byte[] { 0x00, 0x80, 0x00 });
}
case CanAdapterSettings.CanSpeed.Kbps500:
if (settings.Frequency == CanMCP2515AdapterSettings.AdapterFrequency.Mhz16)
{
return(new byte[] { 0x00, 0xAC, 0x03 });
}
else
{
return(new byte[] { 0x00, 0x91, 0x01 });
}
case CanAdapterSettings.CanSpeed.Kbps250:
if (settings.Frequency == CanMCP2515AdapterSettings.AdapterFrequency.Mhz16)
{
return(new byte[] { 0x01, 0xAC, 0x03 });
}
else
{
return(new byte[] { 0x00, 0xAC, 0x03 });
}
case CanAdapterSettings.CanSpeed.Kbps125:
if (settings.Frequency == CanMCP2515AdapterSettings.AdapterFrequency.Mhz16)
{
return(new byte[] { 0x03, 0xAC, 0x03 });
}
else
{
return(new byte[] { 0x01, 0xAC, 0x03 });
}
case CanAdapterSettings.CanSpeed.Kbps100:
if (settings.Frequency == CanMCP2515AdapterSettings.AdapterFrequency.Mhz16)
{
return(new byte[] { 0x03, 0xB6, 0x04 });
}
else
{
return(new byte[] { 0x01, 0xB6, 0x04 }); // 0x01, 0xB4, 0x06
}
default:
throw new CanException("Specified baudrate isn't supported.");
}
}
public CanMCP2515Adapter(CanMCP2515AdapterSettings settings) : base(settings)
{
can = new MCP2515();
can.InitCAN(settings.SPI, settings.ChipSelect, GetTimings(settings));
}
