static void Main(string[] args) { StateStore.Start("ArmMaster"); SetupBeagleboneAndPins(); SetupClient(); MotorControl.Initialize(); const int PacketSize = sizeof(byte) + sizeof(int) + sizeof(int) + sizeof(int) + sizeof(byte); Packet p = new Packet(0xD3, true); byte[] ID = new byte[1]; p.Data.Payload = new byte[PacketSize - 1]; for (; ;) { if (Slave.BytesAvailable() > 0) { Slave.Read(1, ID); while (Slave.BytesAvailable() < PacketSize - 1) { } Slave.Read(PacketSize, p.Data.Payload); p.Data.ID = ID[0]; Client.SendNow(p); } } }
/// <summary> /// Initializes a new instance of the <see cref="T:Scarlet.Components.Sensors.MTK3339"/> class. /// Sets it to send GPRMC and GPGGA every 200 milliseconds. /// </summary> /// <param name="UART"> The UART bus to read from and write to. </param> public MTK3339(IUARTBus UART) { this.UART = UART ?? throw new Exception("Cannot initialize MTK3339 with null UART bus!"); if (UART.BytesAvailable() > 0) { UART.Read(UART.BytesAvailable(), new byte[UART.BytesAvailable()]); } Thread ParseThread = new Thread(Parse) { IsBackground = true }; ParseThread.Start(); }
/// <summary> /// Initializes a new instance of the <see cref="T:Scarlet.Components.Sensors.MTK3339"/> class. /// Sets it to send GPRMC and GPGGA every 200 milliseconds. /// </summary> /// <param name="UART"> The UART bus to read from and write to. </param> public MTK3339(IUARTBus UART) { this.UART = UART; WriteString(GPRMC_GPGGA); Thread.Sleep(1); WriteString(MEAS_200_MSEC); Thread.Sleep(1); WriteString(UPDATE_200_MSEC); Thread.Sleep(1); if (UART.BytesAvailable() > 0) { UART.Read(UART.BytesAvailable(), new byte[UART.BytesAvailable()]); } }
/// <summary> Reads an NMEA sentence and splits it. </summary> /// <returns> Returns the NMEA sentence split by comma. </returns> private string[] Read() { string GpsResult = ""; byte[] PrevChar = new byte[1]; while (PrevChar[0] != '\n') { if (UART.BytesAvailable() < 1) { Thread.Sleep(Utilities.Constants.DEFAULT_MIN_THREAD_SLEEP); continue; } UART.Read(1, PrevChar); GpsResult += Encoding.ASCII.GetString(PrevChar); } return(GpsResult.Split(',')); }
public static void Start(string[] args) { if (args.Length < 3) { TestMain.ErrorExit("io bbb command requires functionality to test."); } BeagleBone.Initialize(SystemMode.DEFAULT, true); switch (args[2].ToLower()) { case "digin": { if (args.Length < 4) { TestMain.ErrorExit("io bbb digin command requires pin to test."); } BBBPin InputPin = StringToPin(args[3]); Log.Output(Log.Severity.INFO, Log.Source.HARDWAREIO, "Testing digital input on BBB pin " + InputPin.ToString()); BBBPinManager.AddMappingGPIO(InputPin, false, ResistorState.PULL_DOWN); BBBPinManager.ApplyPinSettings(BBBPinManager.ApplicationMode.APPLY_REGARDLESS); IDigitalIn Input = new DigitalInBBB(InputPin); while (true) { Log.Output(Log.Severity.INFO, Log.Source.HARDWAREIO, "Current pin state: " + (Input.GetInput() ? "HIGH" : "LOW")); Thread.Sleep(250); } } case "digout": { if (args.Length < 4) { TestMain.ErrorExit("io bbb digout command requires pin to test."); } BBBPin OutputPin = StringToPin(args[3]); if (args.Length < 5) { TestMain.ErrorExit("io bbb digout command requires output mode (high/low/blink)."); } if (args[4] != "high" && args[4] != "low" && args[4] != "blink") { TestMain.ErrorExit("Invalid digout test mode supplied."); } Log.Output(Log.Severity.INFO, Log.Source.HARDWAREIO, "Testing digital output on BBB pin " + OutputPin.ToString()); BBBPinManager.AddMappingGPIO(OutputPin, true, ResistorState.PULL_DOWN); BBBPinManager.ApplyPinSettings(BBBPinManager.ApplicationMode.APPLY_REGARDLESS); IDigitalOut Output = new DigitalOutBBB(OutputPin); if (args[4] == "high") { Output.SetOutput(true); } else if (args[4] == "low") { Output.SetOutput(false); } else { bool Out = false; while (true) { Output.SetOutput(Out); Out = !Out; Thread.Sleep(250); } } break; } case "pwm": { if (args.Length < 4) { TestMain.ErrorExit("io bbb pwm command requires pin to test."); } BBBPin OutputPin = StringToPin(args[3]); if (args.Length < 5) { TestMain.ErrorExit("io bbb pwm command requires frequency."); } int Frequency = int.Parse(args[4]); if (args.Length < 6) { TestMain.ErrorExit("io bbb pwm command requires output mode."); } if (args[5] != "per" && args[5] != "sine") { TestMain.ErrorExit("io bbb pwm command invalid (per/sine)."); } if (args[5] == "per" && args.Length < 7) { TestMain.ErrorExit("io bbb pwm per must be provided duty cycle."); } BBBPinManager.AddMappingPWM(OutputPin); BBBPinManager.ApplyPinSettings(BBBPinManager.ApplicationMode.APPLY_REGARDLESS); IPWMOutput Output = PWMBBB.GetFromPin(OutputPin); Output.SetFrequency(Frequency); Log.Output(Log.Severity.INFO, Log.Source.HARDWAREIO, "Testing PWM output on BBB pin " + OutputPin.ToString() + " at " + Frequency + "Hz."); if (args[5] == "per") { Output.SetOutput(int.Parse(args[6]) / 100F); Output.SetEnabled(true); Thread.Sleep(15000); // Not sure if it stops outputting when the program exits. } else { int Cycle = 0; while (true) { float Val = (float)((Math.Sin(Cycle * Math.PI / 180.000D) + 1) / 2); Output.SetOutput(Val); Thread.Sleep(50); Cycle += 20; } } break; } case "adc": { if (args.Length < 4) { TestMain.ErrorExit("io bbb adc command requires pin to test."); } BBBPin InputPin = StringToPin(args[3]); BBBPinManager.AddMappingADC(InputPin); BBBPinManager.ApplyPinSettings(BBBPinManager.ApplicationMode.APPLY_REGARDLESS); IAnalogueIn Input = new AnalogueInBBB(InputPin); Log.Output(Log.Severity.INFO, Log.Source.HARDWAREIO, "Testing analogue input on BBB pin " + InputPin.ToString()); while (true) { Log.Output(Log.Severity.INFO, Log.Source.HARDWAREIO, "ADC Input: " + Input.GetInput() + " (Raw: " + Input.GetRawInput() + ")"); Thread.Sleep(250); } } case "int": { if (args.Length < 4) { TestMain.ErrorExit("io bbb int command requires pin to test."); } BBBPin InputPin = StringToPin(args[3]); if (args.Length < 5) { TestMain.ErrorExit("io bbb int command requires interrupt mode (rise/fall/both)."); } if (args[4] != "rise" && args[4] != "fall" && args[4] != "both") { TestMain.ErrorExit("Invalid interrupt mode supplied."); } BBBPinManager.AddMappingGPIO(InputPin, true, ResistorState.PULL_DOWN); BBBPinManager.ApplyPinSettings(BBBPinManager.ApplicationMode.APPLY_REGARDLESS); IDigitalIn Input = new DigitalInBBB(InputPin); Log.Output(Log.Severity.INFO, Log.Source.HARDWAREIO, "Testing interrupts on BBB pin " + InputPin.ToString()); switch (args[4]) { case "rise": ((IInterruptSource)Input).RegisterInterruptHandler(GetInterrupt, InterruptType.RISING_EDGE); break; case "fall": ((IInterruptSource)Input).RegisterInterruptHandler(GetInterrupt, InterruptType.FALLING_EDGE); break; case "both": ((IInterruptSource)Input).RegisterInterruptHandler(GetInterrupt, InterruptType.ANY_EDGE); break; } while (true) { Thread.Sleep(50); } // Program needs to be running to receive. } case "mtk3339": { BBBPinManager.AddMappingUART(BBBPin.P9_24); BBBPinManager.AddMappingUART(BBBPin.P9_26); BBBPinManager.ApplyPinSettings(BBBPinManager.ApplicationMode.APPLY_REGARDLESS); IUARTBus UART = UARTBBB.UARTBus1; Log.Output(Log.Severity.INFO, Log.Source.HARDWAREIO, "Press any key to stop."); while (Console.KeyAvailable) { Console.ReadKey(); } byte[] Buffer = new byte[32]; while (true) { Thread.Sleep(10); if (UART.BytesAvailable() > 0) { int Count = UART.Read(32, Buffer); Console.Write(System.Text.Encoding.ASCII.GetString(UtilMain.SubArray(Buffer, 0, Count))); } if (Console.KeyAvailable) { break; } } break; } } }