public override void Set(double frequency, double dutyCycle)
{
if (frequency < 0)
{
throw new ArgumentException("frequency");
}
if (dutyCycle < 0 || dutyCycle > 1)
{
throw new ArgumentException("dutyCycle");
}
if (_port == null)
{
_port = new Hardware.PWM(_channel, frequency, dutyCycle, _invert);
_port.Start();
_started = true;
}
else
{
if (_started)
{
_port.Stop();
}
_port.Frequency = frequency;
_port.DutyCycle = dutyCycle;
_port.Start();
_started = true;
}
}
/// <summary>
/// Piezo speaker driver and notes and playback manager
/// </summary>
/// <param name="pin">From the SecretLabs.NETMF.Hardware.NetduinoPlus.PWMChannels namespace</param>
/// <param name="name">Unique identifying name for command and control</param>
public Piezo(Cpu.PWMChannel pin, string name)
: base(name, "piezo")
{
//_piezo = new PWM(pin, 2048, 0, PWM.ScaleFactor.Milliseconds, false);
_piezo = new PWM(pin, 2048, 0, false);
_piezo.Start();
}
static double fadeAmount = 0.01; // brightness fade rate
#endregion Fields
#region Methods
public static void Main()
{
// create a new outpot port using Pulse Width Modulation (PWM) and the onboard LED
// PWM is a digital method of delivering a varying amount of power...
// can be used to control the brightness of an LED or speed of a DC motor...
PWM led = new PWM(SecretLabs.NETMF.Hardware.Netduino.PWMChannels.PWM_ONBOARD_LED, 100, 1.0, false);
led.Start(); // enable the PWM LED
// create a loop for the program to run in...
while (true)
{
// PWM duty cycle value is a percentage of ON
// 0.0 = 0%, while 1.0 = 100%
led.DutyCycle = brightness;
// scroll through the brightness at the rate of fadeAmount
brightness = brightness + fadeAmount;
// if we reach our limits...
if (brightness <= 0.0 || brightness >= 0.99)
{
// invert the fade rate to go in reverse direction
fadeAmount = -fadeAmount;
}
// sleep for 30ms, long enough to see the transistions
Thread.Sleep(30);
}
}
private void Move(Direction direction)
{
//Debug.Print((!CANifier.GetGeneralInput(forwardLimitSwitch)).ToString() + (!CANifier.GetGeneralInput(reverseLimitSwitch)).ToString());
if (direction != lastDirection)
{
Thread.Sleep(250);
}
if (direction == Direction.FORWARDS && IsForwardLimitSwitchPressed())
{
Stop();
// Debug.Print("Forward Limit Switch Tripped");
return;
}
else if (direction == Direction.BACKWARDS && IsReverseLimitSwitchPressed())
{
Stop();
// Debug.Print("Reverse Limit Switch Tripped");
return;
}
lastDirection = direction;
if (direction == Direction.STOPPED)
{
movePort.Stop();
return;
}
CANifier.SetGeneralOutput(directionPort, direction == Direction.FORWARDS, true);
movePort.Start();
}
public PwmSpeaker(PWM pwm)
{
_pwm = pwm;
_pwm.Frequency = 50;
_pwm.DutyCycle = 0;
_pwm.Start();
}
public static void Main()
{
var pwm0 = new PWM(Cpu.PWMChannel.PWM_0, 300, 0, false);
pwm0.Start();
var pwm1 = new PWM(Cpu.PWMChannel.PWM_1, 300, 0, false);
pwm1.Start();
var pwm2 = new PWM(Cpu.PWMChannel.PWM_2, 300, 0, false);
pwm2.Start();
const int minBright = 0;
const int maxBright = 100;
int bright = minBright;
int step = 1;
while (true)
{
pwm0.DutyCycle = ToDutyCycle(bright);
pwm1.DutyCycle = ToDutyCycleExp(bright);
pwm2.DutyCycle = ToDutyCycle10(bright);
bright += step;
if (bright > maxBright || bright < minBright)
{
bright = bright > maxBright ? maxBright : minBright;
step = -step;
Thread.Sleep(1000);
}
Thread.Sleep(40);
}
}
public override void Set(double frequency, double dutyCycle)
{
if (frequency < 0)
throw new ArgumentException("frequency");
if (dutyCycle < 0 || dutyCycle > 1)
throw new ArgumentException("dutyCycle");
if (_port == null)
{
_port = new Hardware.PWM(_channel, frequency, dutyCycle, _invert);
_port.Start();
_started = true;
}
else
{
if (_started)
_port.Stop();
_port.Frequency = frequency;
_port.DutyCycle = dutyCycle;
_port.Start();
_started = true;
}
}
public static void Main()
{
// write your code here
int anaIn = 250; // ADC is 12-bit Resolution
//SecretLabs.NETMF.Hardware.AnalogInput pinA4 = new Microsoft.NETMF.Hardware.AnalogInput(Cpu.AnalogChannel.ANALOG_4);
SecretLabs.NETMF.Hardware.AnalogInput pinA4 = new SecretLabs.NETMF.Hardware.AnalogInput(Pins.GPIO_PIN_A4);
OutputPort led = new OutputPort(Pins.ONBOARD_LED, false);
//PWM led2 = new PWM(Cpu.PWMChannel.PWM_0, 100, 100, 0);
PWM servo = new PWM(Cpu.PWMChannel.PWM_0,20000,1500,PWM.ScaleFactor.Microseconds, false);
servo.Start();
servo.DutyCycle = 0;
servo.Duration = (uint)1500;
while (true)
{
double anaRead = pinA4.Read();
anaIn = (int)anaRead;
//LED stuff
//led.Write(true); // turn on the LED
//Thread.Sleep(anaIn); // sleep for 250ms
//led.Write(false); // turn off the LED
//Thread.Sleep(anaIn); // sleep for 250ms
servo.Duration = (uint)((1000+anaRead));
}
}
private void PlaySound(uint period, uint duration, int length)
{
var pwm = new PWM(_channel, period, duration, PWM.ScaleFactor.Microseconds, false);
pwm.Start();
Thread.Sleep(length);
pwm.Stop();
}
internal static void SetUpServo()
{
uint period = 20000;
uint duration = SERVO_NEUTRAL;
_servo = new PWM(PWMChannels.PWM_PIN_D5, period, duration, PWM.ScaleFactor.Microseconds, false);
_servo.Start();
_servoReady = true;
}
public static void Start()
{
_port = new PWM(PWMChannels.PWM_PIN_D9, 100, 0.5, false);
_port.Frequency = 100;
_port.DutyCycle = 0.5;
_worker.Start();
_port.Start();
}
public static void Main()
{
PWM speaker = new PWM(PWMChannels.PWM_PIN_D5, 2000, 0.95, true);
// Store the notes on the music scale and their associated pulse lengths
System.Collections.Hashtable scale = new System.Collections.Hashtable();
// low octave
scale.Add("c", 1915u);
scale.Add("d", 1700u);
scale.Add("e", 1519u);
scale.Add("f", 1432u);
scale.Add("g", 1275u);
scale.Add("a", 1136u);
scale.Add("b", 1014u);
// upper octave
scale.Add("C", 956u);
scale.Add("D", 851u);
scale.Add("E", 758u);
scale.Add("F", 671u);
scale.Add("G", 594u);
// hold note
scale.Add("H", 0u);
int beatsPerMinute = 90;
int beatTimeInMilliseconds = 60000 / beatsPerMinute;
int pauseTimeInMilliseconds = (int)(beatTimeInMilliseconds * 0.1);
// Define the song (letter of note followed by length of note)
string song = "C1C1C1g1a1a1g2E1E1D1D1C2";
// interpret and play the song
for (int i = 0; i < song.Length; i += 2)
{
//Extract each note and the length in beats
string note = song.Substring(i, 1);
int beatCount = int.Parse(song.Substring(i + 1, 1));
// look up the note duration in milliseconds
uint noteFrequency = (uint)scale[note];
int duration = beatCount * beatTimeInMilliseconds;
// play the note for the desired duration
speaker.Frequency = noteFrequency;
Debug.Print(beatCount + "\t" + beatTimeInMilliseconds + "\t" + pauseTimeInMilliseconds + "\t" + duration + "\t" + speaker.Duration + "\t" + speaker.DutyCycle + "\t" + speaker.Frequency + "\t" + speaker.Period);
speaker.Start();
Thread.Sleep(duration);
speaker.Stop();
// Pause for 1/10th of one beat
Thread.Sleep(pauseTimeInMilliseconds);
}
Thread.Sleep(Timeout.Infinite);
}
public static void Main()
{
InterruptPort przycisk =
new InterruptPort(Pins.GPIO_PIN_A_0, false, Port.ResistorMode.PullDown, Port.InterruptMode.InterruptEdgeLevelHigh);//przycisk
var green = new PWM(Cpu.PWMChannel.PWM_0, 300, 0, false);//zielona
var orange = new PWM(Cpu.PWMChannel.PWM_1, 300, 0, false);//pomaranczowa
var red = new PWM(Cpu.PWMChannel.PWM_2, 300, 0, false); //czerwona
var blue = new PWM(Cpu.PWMChannel.PWM_3, 300, 0, false);//niebieska
green.Start();
orange.Start();
red.Start();
blue.Start();
int x = 0, y = 0, z = 0;
var timer = new System.Threading.Timer(TimerCallback, null, 0, 1000);
SPI.Configuration MyConfig =
new SPI.Configuration(Pins.GPIO_PIN_E_3, false, 0, 0, true, true, 1000, SPI.SPI_module.SPI1);
MySPI = new SPI(MyConfig);
Config();
while (true)
{
red.DutyCycle = 0;
green.DutyCycle = 0;
blue.DutyCycle = 0;
orange.DutyCycle = 0;
if((ReadRegister(0x2D)>150)&&(ReadRegister(0x2D)<230))
{
red.DutyCycle = 1;
green.DutyCycle = 1;
blue.DutyCycle = 1;
orange.DutyCycle = 1;
}
if ((ReadRegister(0x29) > 160) && (ReadRegister(0x29) < 230))
blue.DutyCycle = 1;
if ((ReadRegister(0x29) < 140) && (ReadRegister(0x29) > 20))
orange.DutyCycle = 1;
if ((ReadRegister(0x2B) > 160) && (ReadRegister(0x2B) < 230))
red.DutyCycle = 1;
if ((ReadRegister(0x2B) < 140) && (ReadRegister(0x2B) > 20))
green.DutyCycle = 1;
x = DateTime.Now.Millisecond;
if (x + 200 >= 999) x -= 999;
Debug.Print(ReadRegister(0x29).ToString() + " " + ReadRegister(0x2B).ToString() + " " + ReadRegister(0x2D).ToString() + " " + x);
while (DateTime.Now.Millisecond<= x + 200) { }
}
}
public PwmOutputPin (Microsoft.SPOT.Hardware.Cpu.PWMChannel channel, double frequencyHz = 1000, double dutyCycle = 0)
{
pwm = new PWM (channel, frequencyHz, dutyCycle, false);
DutyCycleInput = AddInput ("DutyCycleInput", Units.Ratio, dutyCycle);
FrequencyInput = AddInput ("FrequencyInput", Units.Frequency, frequencyHz);
DutyCycleInput.ValueChanged += (s, e) => {
pwm.DutyCycle = DutyCycleInput.Value;
};
FrequencyInput.ValueChanged += (s, e) => {
pwm.Frequency = FrequencyInput.Value;
};
pwm.Start ();
}
public static void Main()
{
// write your code here
var scale = new System.Collections.Hashtable
{
{ "c", 1915u },
{ "d", 1700u },
{ "e", 1519u },
{ "f", 1432u },
{ "g", 1275u },
{ "a", 1136u },
{ "b", 1014u },
{ "C", 956u },
{ "D", 851u },
{ "E", 758u },
{ "h", 0u }
};
int beatsPerMinute = 90;
int beatTimeInMilliseconds = 6000 / beatsPerMinute;
int pauseTimeInMillisenconds = (int)(beatTimeInMilliseconds * 0.1);
string song = "C1C1C1g1a1a1g2E1E1D1D1C2";
PWM speaker = new PWM(PWMChannels.PWM_PIN_D5, 100, .5, false);
speaker.Start();
for (int i = 0; i < song.Length; i += 2)
{
string note = song.Substring(i, 1);
int beatCount = int.Parse(song.Substring(i + 1, 1));
uint noteDuration = (uint)scale[note];
speaker.Duration = noteDuration;
speaker.Period = (noteDuration * 2);
Thread.Sleep(beatTimeInMilliseconds * beatCount - pauseTimeInMillisenconds);
speaker.DutyCycle = 0;
Thread.Sleep(pauseTimeInMillisenconds);
}
speaker.Stop();
Thread.Sleep(Timeout.Infinite);
}
protected void InitializePeripherals()
{
_rtc = new DS3231(0x68, 100);
// Run once to adjust the time on the RTC
// _rtc.CurrentDateTime = new DateTime(2018, 12, 17, 22, 41, 0);
_lcd = new Lcd2004
(
RS: N.Pins.GPIO_PIN_D8,
E: N.Pins.GPIO_PIN_D9,
D4: N.Pins.GPIO_PIN_D10,
D5: N.Pins.GPIO_PIN_D11,
D6: N.Pins.GPIO_PIN_D12,
D7: N.Pins.GPIO_PIN_D13
);
H.PWM _contrast = new H.PWM(H.Cpu.PWMChannel.PWM_0, 1000, 0.6, false);
_contrast.Start();
}
public static void Main()
{
// write your code here
AnalogInput pot = new AnalogInput(Cpu.AnalogChannel.ANALOG_0);
PWM pwm = new PWM(PWMChannels.PWM_PIN_D5, 1000.0, 0.1, false);
pot.Offset = 0;
pot.Scale = 100;
double potValue = 0.0;
while (true)
{
potValue = pot.Read();
pwm.DutyCycle = potValue;
pwm.Start();
Thread.Sleep(10);
}
}
public static void Main()
{
var pwm0 = new PWM(Cpu.PWMChannel.PWM_0, 300, 0, false);
pwm0.Start();
var pwm1 = new PWM(Cpu.PWMChannel.PWM_1, 300, 0, false);
pwm1.Start();
var pwm2 = new PWM(Cpu.PWMChannel.PWM_2, 300, 0, false);
pwm2.Start();
var pwm3 = new PWM(Cpu.PWMChannel.PWM_3, 300, 0, false);
pwm3.Start();
using (var analogInput = new AnalogInput(Cpu.AnalogChannel.ANALOG_0))
{
analogInput.Scale = 100;
analogInput.Offset = 0;
double prevVal = Double.MinValue;
for (;;)
{
double currentVal = analogInput.Read();
//int raw = analogInput.ReadRaw();
//Debug.Print("Sample: " + val + " (" + raw + ")");
if (Math.Abs(currentVal - prevVal) >= 1)
{
pwm0.DutyCycle =
pwm1.DutyCycle =
pwm2.DutyCycle =
pwm3.DutyCycle = ToDutyCycle(currentVal);
//int volume = ToVolume(currentVal);
//SendXbmcVolume(volume);
prevVal = currentVal;
}
}
}
}
public static void Main()
{
var sensor = new HCSR04(Stm32F4Discovery.FreePins.PC2, Stm32F4Discovery.FreePins.PC1);
//crash detect: red led on or off
var crashLed = new OutputPort(Stm32F4Discovery.LedPins.Red, false);
var scanPeriod = new TimeSpan(0, 0, 0, 0, 100);//100ms
var detector = new CollisionDetector(sensor, scanPeriod) { Barier = 10 }; //10cm
detector.StateChanged += crashLed.Write;
//pwm frequency display (green led linear blink): far->lo freq, near->hi freq
var distancePwm = new PWM(Cpu.PWMChannel.PWM_0, 1, 0, false);
distancePwm.Start();
//print distance every 1s and change pwm freq
DateTime nextPrint = DateTime.Now;
for(;;)
{
TimeSpan pulse = sensor.Ping();
if (DateTime.Now > nextPrint)
{
float cm = HCSR04.ToCentimeters(pulse);
string cmStr = cm.Equals(Single.MaxValue) ? "?" : cm.ToString("F1");
float inch = HCSR04.ToInches(pulse);
string inStr = inch.Equals(Single.MaxValue) ? "?" : inch.ToString("F1");
Debug.Print("Distance: " + cmStr + " cm = " + inStr + " in");
nextPrint = DateTime.Now.AddSeconds(1);
}
distancePwm.Frequency = ToFrequency(pulse);
distancePwm.DutyCycle = 0.5;
Thread.Sleep(200);
}
}
public static void Main()
{
const uint period = 20000; //20ms in us
const uint minDuration = 530; //0.53ms in us
const uint maxDuration = 2350; //2.35ms in us
var servo = new PWM(Cpu.PWMChannel.PWM_0, period, minDuration,
PWM.ScaleFactor.Microseconds, false);
servo.Start();
uint step = 30;
for (uint angle = 0;; angle += step)
{
if (angle > 180)
{
step = (uint) -step;
continue;
}
servo.Duration = Map(angle, 0, 180, minDuration, maxDuration);
Thread.Sleep(2000);
}
}
public static void Main()
{
// write your code here
PWM LED1 = new PWM(PWMChannels.PWM_ONBOARD_LED, 10000, 0.5, false);
bool upside = true;
LED1.Frequency = 10000;
LED1.DutyCycle = 1;
LED1.Start();
while (true)
{
if (upside == true)
{
Debug.Print("Plus");
LED1.DutyCycle+=0.01;
Debug.Print(LED1.DutyCycle.ToString());
if (LED1.DutyCycle >= 0.90)
{
upside = false;
}
}
else
{
Debug.Print("Minus");
LED1.DutyCycle-=0.01;
Debug.Print(LED1.DutyCycle.ToString());
if (LED1.DutyCycle <= 0.10)
{
upside = true;
}
}
Thread.Sleep(10);
}
}
public override void Set(uint period, uint highTime, SocketInterfaces.PwmScaleFactor factor)
{
if (_port == null)
{
_port = new Hardware.PWM(_channel, period, highTime, (Hardware.PWM.ScaleFactor)factor, _invert);
_port.Start();
_started = true;
}
else
{
if (_started)
{
_port.Stop();
}
_port.Scale = (Hardware.PWM.ScaleFactor)factor;
_port.Period = period;
_port.Duration = highTime;
_port.Start();
_started = true;
}
}
public static void SendBit(PWM infraredOut, OutputPort led, char c)
{
if (c == '1')
{
var startTime = DateTime.Now;
infraredOut.Start();
while (startTime.AddMilliseconds(sleep) > DateTime.Now)
{
led.Write(true);
//noop
}
infraredOut.Stop();
}
else
{
var startTime = DateTime.Now;
while (startTime.AddMilliseconds(sleep) > DateTime.Now)
{
led.Write(false);
//noop
}
startTime = DateTime.Now;
}
}
public static void Main()
{
_lcdShield = new DfRobotLcdShield(20, 4);
// Create a custom degrees symbol (°), store it on the LCD for later use with the lat/long display
_lcdShield.CreateChar(0, new byte[] { 0x0, 0x4, 0xa, 0x4, 0x0, 0x0, 0x0, 0x0 });
// 0 bars are not required as that would just require sending " "
_lcdShield.CreateChar(1, new byte[] { 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1F });
_lcdShield.CreateChar(2, new byte[] { 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1F, 0x1F });
_lcdShield.CreateChar(3, new byte[] { 0x0, 0x0, 0x0, 0x0, 0x0, 0x1F, 0x1F, 0x1F });
_lcdShield.CreateChar(4, new byte[] { 0x0, 0x0, 0x0, 0x0, 0x1F, 0x1F, 0x1F, 0x1F });
_lcdShield.CreateChar(5, new byte[] { 0x0, 0x0, 0x0, 0x1F, 0x1F, 0x1F, 0x1F, 0x1F });
_lcdShield.CreateChar(6, new byte[] { 0x0, 0x0, 0x1F, 0x1F, 0x1F, 0x1F, 0x1F, 0x1F });
_lcdShield.CreateChar(7, new byte[] { 0x0, 0x1F, 0x1F, 0x1F, 0x1F, 0x1F, 0x1F, 0x1F });
// 8 bars are not required as that would just require sending byte 255.
#if (NETDUINO)
_thunderbolt = new ThunderBolt("COM1", AngleUnits.Degrees, AltitudeUnits.Meters, new OutputPort(Pins.GPIO_PIN_D13, false));
#endif
#if (FEZLEMUR)
_thunderbolt = new ThunderBolt("COM1", AngleUnits.Degrees, AltitudeUnits.Meters, new OutputPort(GHI.Pins.FEZLemur.Gpio.D13, false));
#endif
#if (NTP)
_ntpServer = new NtpServer();
#endif
_lcdShield.OnButtonPressed += LcdshieldOnOnButtonPressed;
DisplaySplash();
#if (NETDUINO)
var backlight = new Microsoft.SPOT.Hardware.PWM(PWMChannels.PWM_PIN_D10, 10000, LcdBrightness / 100d, false);
backlight.Start();
#endif
TestLeds();
_thunderbolt.Open();
_thunderbolt.TimingMode = TimingModes.UTC;
_thunderbolt.RequestManufacturingParameters();
_thunderbolt.RequestFirmwareVersion();
_thunderbolt.SetupUnitForDisciplining();
_thunderbolt.RequestTrackedSatelliteStatus();
_thunderbolt.TimeChanged += ThunderboltOnTimeChanged;
Thread.Sleep(3000);
DisplayVersion();
#if (NTP)
_ntpServer.Start();
#endif
while (true)
{
if (_thunderbolt.IsSerialDataBeingReceived)
{
if (!_isSurveyInProgress && _thunderbolt.IsSurveyInProgress())
{
// Survey has just started. Jump to the page displaying survey progress.
_previousPageNumber = _pageNumber; // Take note of the page we were on so we can switch back later.
_isSurveyInProgress = true;
_pageNumber = 2; // Set the new page to jump to.
}
else if (_isSurveyInProgress && !_thunderbolt.IsSurveyInProgress())
{
// Survey has just finished. Jump to the previous page we were displaying.
_pageNumber = _previousPageNumber;
_isSurveyInProgress = false;
}
switch (_pageNumber)
{
case 1:
DisplayScreenOne();
break;
case 2:
DisplayScreenTwo();
break;
case 3:
DisplayScreenThree();
break;
case 4:
DisplayScreenFour();
break;
case 5:
DisplaySatelliteSignalScreen();
break;
case 6:
DisplayPRNScreen();
break;
case 7:
DisplayDOPScreen();
break;
#if (NTP)
case 8:
DisplayScreenNTP();
break;
#endif
default:
DisplayScreenOne();
break;
}
UpdateAlarmIndicators();
}
else
{
DisplayNoSerialDataScreen();
}
}
}
private void Initialise()
{
_range = _maxPosition - _minPosition;
degreesRatio = (float)_range / (float)_maxDegrees;
_servoMotor = new PWM(_pin, 100, 0.5, false);
_servoMotor.DutyCycle = 0;
_servoMotor.Duration = _minPosition;
_servoMotor.Start();
//give the servo enough time to swing to _minPosition
Util.Delay(250);
}
public ContServo(Cpu.PWMChannel servo_pin)
{
servo = new PWM(servo_pin, 20, 0, false);
servo.Start();
}
public static void SendBit(PWM infraredOut, char c)
{
if (c == '1')
{
var startTime = DateTime.Now;
infraredOut.Start();
while (startTime.AddMilliseconds(sleep) > DateTime.Now)
{
}
infraredOut.Stop();
}
else
{
var startTime = DateTime.Now;
while (startTime.AddMilliseconds(sleep) > DateTime.Now)
{
}
startTime = DateTime.Now;
}
}
protected void SendCommandPulse(double pulseDuration)
{
//Debug.Print("Sending Command Pulse");
_pwm.DutyCycle = CalculateDutyCycle(pulseDuration);
_pwm.Start(); // servo expects to run continuously
}
public override void Set(uint period, uint highTime, SocketInterfaces.PwmScaleFactor factor)
{
if (_port == null)
{
_port = new Hardware.PWM(_channel, period, highTime, (Hardware.PWM.ScaleFactor)factor, _invert);
_port.Start();
_started = true;
}
else
{
if (_started)
_port.Stop();
_port.Scale = (Hardware.PWM.ScaleFactor)factor;
_port.Period = period;
_port.Duration = highTime;
_port.Start();
_started = true;
}
}
private void Initialize(UIOMode mode, int select, int hwres, int intParam, bool isDigital, double scale, double offset)
{
_uioMode = mode;
SelPort = (UIOSelector)select;
switch (mode)
{
case UIOMode.UIOModeDigitalInput:
break;
case UIOMode.UIOModeDigitalOutput:
DigitalOut = new DigitalOutput((Output)hwres);
break;
case UIOMode.UIOModeAnalogInput:
_avg = new MovingAverageCalculator(intParam);
AnalogIn = new AnalogIn((ADC)hwres, scale, offset, intParam) {Scale = scale, Offset = offset};
break;
case UIOMode.UIOModeSoftPwm:
if (intParam < 1 || intParam > 1000)
throw new ArgumentOutOfRangeException("Il valore deve essere compreso nel range 1...1000 Hz", "freq");
//creo ed avvio il PWM software
_softPwm = new SoftPWM(intParam, (Cpu.Pin)hwres);
SoftPWM.Start();
break;
case UIOMode.UIOModeRealPwm:
if (intParam < 1 || intParam > 1000000)
throw new ArgumentOutOfRangeException("Il valore deve essere compreso nel range 1...1 MHz", "freq");
//creo ed avvio il PWM hardware
_realPwm = new PWM((Cpu.PWMChannel)hwres, intParam, 0, false);
_realPwm.Start();
break;
case UIOMode.UIOModeSoftDac:
if (intParam < 1 || intParam > 1000)
throw new ArgumentOutOfRangeException("Il valore deve essere compreso nel range 1...1000 Hz", "freq");
//creo ed avvio il PWM software
_softPwm = new SoftPWM(intParam, (Cpu.Pin)hwres);
SoftPWM.Start();
break;
case UIOMode.UIOModeRealDac:
if (intParam < 1 || intParam > 1000000)
throw new ArgumentOutOfRangeException("Il valore deve essere compreso nel range 1...1 MHz", "freq");
//creo ed avvio il PWM hardware
_realPwm = new PWM((Cpu.PWMChannel)hwres, intParam, 0, false);
_realPwm.Start();
break;
default:
break;
}
//seleziono sul modulo il tipo di uscita DAC/PWM
_pwmSel = new DigitalOutput((Output)SelPort);
_pwmSel.Write(isDigital);
}
public static void Main()
{
AnalogInput potentiometer = new AnalogInput(Cpu.AnalogChannel.ANALOG_0);
// AnalogInput potentiometer = new AnalogInput(Pins.GPIO_PIN_A0);
InputPort button1 = new InputPort(Pins.GPIO_PIN_D0, false, Port.ResistorMode.Disabled);
PWM redLED = new PWM(PWMChannels.PWM_PIN_D6, 100, .5, false);
PWM greenLED = new PWM(PWMChannels.PWM_PIN_D5, 100, .5, false);
PWM blueLED = new PWM(PWMChannels.PWM_PIN_D9, 100, .5, false);
/*
uint R = 0;
uint G = 0;
uint B = 0;
*/
double Rdty = .5;
double Gdty = .5;
double Bdty = .5;
uint Frequency_hz = 400;
redLED.Frequency = Frequency_hz;
redLED.DutyCycle = .5;
redLED.Start();
greenLED.Frequency = Frequency_hz;
greenLED.DutyCycle = .5;
greenLED.Start();
blueLED.Frequency = Frequency_hz;
blueLED.DutyCycle = .5;
blueLED.Start();
bool LEDState = false;
while (true)
{
if (button1.Read())
{
if (LEDState == true)
{
LEDState = false;
}
else
{
LEDState = true;
}
}
double sensorValue = 0;
sensorValue = potentiometer.Read();
double brightness = sensorValue;
// string sSensorValue = sensorValue.ToString;
// Debug.Print(sensorValue.ToString("F1"));
if (LEDState == true)
{
redLED.DutyCycle = sensorValue;
greenLED.DutyCycle = sensorValue;
blueLED.DutyCycle = sensorValue;
redLED.Frequency = Frequency_hz;
greenLED.Frequency = Frequency_hz;
blueLED.Frequency = Frequency_hz;
}
else
{
redLED.DutyCycle = 0;
greenLED.DutyCycle = 0;
blueLED.DutyCycle = 0;
redLED.Frequency = 0;
greenLED.Frequency = 0;
blueLED.Frequency = 0;
}
Thread.Sleep(10);
}
}
private static void ActivateServo()
{
uint period = 20;
uint duration = 1;
PWM servo = new PWM(PWMChannels.PWM_PIN_D5, period, duration, PWM.ScaleFactor.Milliseconds, false);
servo.Start();
Thread.Sleep(Timeout.Infinite);
}
private static void TestServoFullRange()
{
uint period = 20000;
uint duration = 1500;
PWM servo = new PWM(PWMChannels.PWM_PIN_D5, period, duration, PWM.ScaleFactor.Microseconds, false);
servo.Start();
Thread.Sleep(2000);
servo.Duration = 2500;
Thread.Sleep(3000);
servo.Duration = 500;
Thread.Sleep(3000);
servo.Duration = 1500;
}
public PWM_AIO_Demo_Main()
{
//AIO pin connected to arbitrary range potentiometer.
AnalogInput pot = new AnalogInput(AnalogChannels.ANALOG_PIN_A0);
pot.Scale = 1; //sets range value that is returned by aio read()
/*
* Spawn task to poll DHT11 temp/humid sensor.
* This polling takes time and the quality of the hardware/driver mean the
* polling takes inconsistent amounts of time. Also, the read operation is
* subject to timeouts which should not be allowed to suspend other tasks.
*/
Thread analogReadTask = new Thread(new ThreadStart(new AnalogReadClass().PollTempHumidity));
analogReadTask.Start();
//Spin untill task spawn completes
while (!analogReadTask.IsAlive) ;
//initialize PWM properties before handoff to forever loop
double freq = 1000;
double duty = .5;
OutputPort onboardLed = new OutputPort(Pins.ONBOARD_LED, false);
PWM led = new PWM(PWMChannels.PWM_PIN_D5, freq, duty, false);
//Another output port to drive transistor, which drives coil of relay.
OutputPort relay = new OutputPort(Pins.GPIO_PIN_D0, false);
//Starts pwm channel at initialized rate/duty
//Will be modified by pollwrite loop
led.Start();
LCD_Display Display = new LCD_Display(0x27, 20, 4);
Display.writeValue("Good");
//loop forever to get AIO value and set led pwm
PollAndWriteLoop(pot, led, relay);
}
public void Start()
{
pwm = new PWM(pwmChannel, frequency, Duty, false);
pwm.Start();
}
/// <summary>
/// To be called after setting the properties of the object.
/// If not called explicitly, it is automatically called when
/// the actuator is used for the first time.
/// Preconditions
/// Actuator is not open
/// Channel is set
/// Period is set
/// if MinValue or MaxValue is set: MinValue lessThan MaxValue
/// Postconditions
/// Actuator is open
/// </summary>
public void Open()
{
Contract.Requires(port == null); // actuator is not open
Contract.Requires(Channel >= 0);
Contract.Requires(Period > 0);
Contract.Requires(MinValue < MaxValue);
minValue = MinValue;
maxValue = MaxValue;
port = new PWM((Cpu.PWMChannel)Channel, (uint)Period, 0, PWM.ScaleFactor.Microseconds, false);
port.Start();
}
