void Initialize()
{
Console.WriteLine("Initialize hardware...");
display = new Ssd1309(Device.CreateI2cBus());
Console.WriteLine("Display created");
graphics = new GraphicsLibrary(display);
graphics.CurrentFont = new Font8x8();
Console.WriteLine("Graphics library created");
//COM4 - Pins D00 & D01 on the Meadow F7
port = Device.CreateSerialMessagePort(
Device.SerialPortNames.Com4,
suffixDelimiter: Encoding.ASCII.GetBytes("\r\n"),
preserveDelimiter: true,
9600);
Console.WriteLine("Serial port created");
port.MessageReceived += (object sender, SerialMessageData e) => {
nmea.ProcessNmeaMessage(e.GetMessageString(Encoding.ASCII));
};
nmea = new NmeaSentenceProcessor();
var ggaParser = new GgaDecoder();
ggaParser.PositionReceived += GgaParser_OnPositionReceived;
nmea.RegisterDecoder(ggaParser);
// open serial
port.Open();
}
protected void InitDecoders()
{
Console.WriteLine("Create NMEA");
nmeaProcessor = new NmeaSentenceProcessor();
Console.WriteLine("Add decoders");
// MTK
var mtkDecoder = new MtkDecoder();
Console.WriteLine("Created MTK");
nmeaProcessor.RegisterDecoder(mtkDecoder);
mtkDecoder.MessageReceived += (object sender, string message) => {
Console.WriteLine($"MTK Message:{message}");
};
// GGA
var ggaDecoder = new GgaDecoder();
Console.WriteLine("Created GGA");
nmeaProcessor.RegisterDecoder(ggaDecoder);
ggaDecoder.PositionReceived += (object sender, GnssPositionInfo location) => {
this.GgaReceived(this, location);
};
// GLL
var gllDecoder = new GllDecoder();
nmeaProcessor.RegisterDecoder(gllDecoder);
gllDecoder.GeographicLatitudeLongitudeReceived += (object sender, GnssPositionInfo location) => {
this.GllReceived(this, location);
};
// GSA
var gsaDecoder = new GsaDecoder();
nmeaProcessor.RegisterDecoder(gsaDecoder);
gsaDecoder.ActiveSatellitesReceived += (object sender, ActiveSatellites activeSatellites) => {
this.GsaReceived(this, activeSatellites);
};
// RMC (recommended minimum)
var rmcDecoder = new RmcDecoder();
nmeaProcessor.RegisterDecoder(rmcDecoder);
rmcDecoder.PositionCourseAndTimeReceived += (object sender, GnssPositionInfo positionCourseAndTime) => {
this.RmcReceived(this, positionCourseAndTime);
};
// VTG (course made good)
var vtgDecoder = new VtgDecoder();
nmeaProcessor.RegisterDecoder(vtgDecoder);
vtgDecoder.CourseAndVelocityReceived += (object sender, CourseOverGround courseAndVelocity) => {
this.VtgReceived(this, courseAndVelocity);
};
// GSV (satellites in view)
var gsvDecoder = new GsvDecoder();
nmeaProcessor.RegisterDecoder(gsvDecoder);
gsvDecoder.SatellitesInViewReceived += (object sender, SatellitesInView satellites) => {
this.GsvReceived(this, satellites);
};
}
protected void InitDecoders()
{
Console.WriteLine("Create NMEA");
nmeaProcessor = new NmeaSentenceProcessor();
// verbose output
nmeaProcessor.DebugMode = true;
Console.WriteLine("Add decoders");
// GGA
var ggaDecoder = new GgaDecoder();
Console.WriteLine("Created GGA");
nmeaProcessor.RegisterDecoder(ggaDecoder);
ggaDecoder.PositionReceived += (object sender, GnssPositionInfo location) => {
Console.WriteLine("*********************************************");
Console.WriteLine(location);
Console.WriteLine("*********************************************");
};
// GLL
var gllDecoder = new GllDecoder();
nmeaProcessor.RegisterDecoder(gllDecoder);
gllDecoder.GeographicLatitudeLongitudeReceived += (object sender, GnssPositionInfo location) => {
Console.WriteLine("*********************************************");
Console.WriteLine(location);
Console.WriteLine("*********************************************");
};
// GSA
var gsaDecoder = new GsaDecoder();
nmeaProcessor.RegisterDecoder(gsaDecoder);
gsaDecoder.ActiveSatellitesReceived += (object sender, ActiveSatellites activeSatellites) => {
Console.WriteLine("*********************************************");
Console.WriteLine(activeSatellites);
Console.WriteLine("*********************************************");
};
// RMC (recommended minimum)
var rmcDecoder = new RmcDecoder();
nmeaProcessor.RegisterDecoder(rmcDecoder);
rmcDecoder.PositionCourseAndTimeReceived += (object sender, GnssPositionInfo positionCourseAndTime) => {
Console.WriteLine("*********************************************");
Console.WriteLine(positionCourseAndTime);
Console.WriteLine("*********************************************");
};
// VTG (course made good)
var vtgDecoder = new VtgDecoder();
nmeaProcessor.RegisterDecoder(vtgDecoder);
vtgDecoder.CourseAndVelocityReceived += (object sender, CourseOverGround courseAndVelocity) => {
Console.WriteLine("*********************************************");
Console.WriteLine($"{courseAndVelocity}");
Console.WriteLine("*********************************************");
};
// GSV (satellites in view)
var gsvDecoder = new GsvDecoder();
nmeaProcessor.RegisterDecoder(gsvDecoder);
gsvDecoder.SatellitesInViewReceived += (object sender, SatellitesInView satellites) => {
Console.WriteLine("*********************************************");
Console.WriteLine($"{satellites}");
Console.WriteLine("*********************************************");
};
}
