Esempio n. 1
0
        internal static void TestDigI()
        {
            BBBPinManager.AddMappingGPIO(BBBPin.P9_12, false, Scarlet.IO.ResistorState.PULL_DOWN);
            //if (ApplyDevTree) { BBBPinManager.ApplyPinSettings(); }
            IDigitalIn Input = new DigitalInBBB(BBBPin.P9_12);

            for (int i = 0; i < 50; i++)
            {
                Log.Output(Log.Severity.DEBUG, Log.Source.HARDWAREIO, "Input is " + Input.GetInput());
                Thread.Sleep(250);
            }
        }
Esempio n. 2
0
        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;
            }
            }
        }