/// <summary>
/// Gets the Broadcom GPIO pin number form the Raspberry Pi pin number
/// </summary>
/// <param name="pinNumber">The Raspberry Pi pin number</param>
/// <returns>The equivalent Broadcom ID</returns>
private static BroadcomPinNumber ConvertToBroadcom(RaspberryPinNumber pinNumber)
{
switch (pinNumber)
{
case RaspberryPinNumber.Seven:
return(BroadcomPinNumber.Four);
case RaspberryPinNumber.Zero:
return(BroadcomPinNumber.Seventeen);
case RaspberryPinNumber.One:
return(BroadcomPinNumber.Eighteen);
case RaspberryPinNumber.Two:
return(BroadcomPinNumber.TwentyOne);
case RaspberryPinNumber.Three:
return(BroadcomPinNumber.TwentyTwo);
case RaspberryPinNumber.Four:
return(BroadcomPinNumber.TwentyThree);
case RaspberryPinNumber.Five:
return(BroadcomPinNumber.TwentyFour);
case RaspberryPinNumber.Six:
return(BroadcomPinNumber.TwentyFive);
default:
throw new ArgumentOutOfRangeException();
}
}
/// <summary>
/// Closes a GPIO channel
/// </summary>
/// <param name="pinNumber">The Raspberry Pi pin number to configure</param>
public void CloseChannel(RaspberryPinNumber pinNumber)
{
this.CloseChannel(ConvertToBroadcom(pinNumber));
}
/// <summary>
/// Reads a value form a GPIO pin
/// </summary>
/// <param name="pinNumber">The pin number to read</param>
/// <returns>The value at that pin</returns>
/// <exception cref="InvalidOperationException">
/// Thrown when an attempt to use an incorrectly configured channel is made
/// </exception>
public bool ReadValue(RaspberryPinNumber pinNumber)
{
return(this.ReadValue(ConvertToBroadcom(pinNumber)));
}
/// <summary>
/// Configures a GPIO channel for use
/// </summary>
/// <param name="pinNumber">The Raspberry Pi pin number to configure</param>
/// <param name="direction">The direction to configure the pin for</param>
public void SetupChannel(RaspberryPinNumber pinNumber, Direction direction)
{
this.SetupChannel(ConvertToBroadcom(pinNumber), direction);
}
/// <summary>
/// Outputs a value to a GPIO pin
/// </summary>
/// <param name="pinNumber">The pin number to use</param>
/// <param name="value">The value to output</param>
/// <exception cref="InvalidOperationException">
/// Thrown when an attempt to use an incorrectly configured channel is made
/// </exception>
public void OutputValue(RaspberryPinNumber pinNumber, bool value)
{
this.OutputValue(ConvertToBroadcom(pinNumber), value);
}
/// <summary>
/// Configures a GPIO channel for use
/// </summary>
/// <param name="pinNumber">The Raspberry Pi pin number to configure</param>
/// <param name="direction">The direction to configure the pin for</param>
public void SetupChannel(RaspberryPinNumber pinNumber, Direction direction)
{
this.SetupChannel(ConvertToBroadcom(pinNumber), direction);
}
/// <summary>
/// Gets the Broadcom GPIO pin number form the Raspberry Pi pin number
/// </summary>
/// <param name="pinNumber">The Raspberry Pi pin number</param>
/// <returns>The equivalent Broadcom ID</returns>
private static BroadcomPinNumber ConvertToBroadcom(RaspberryPinNumber pinNumber)
{
switch (pinNumber)
{
case RaspberryPinNumber.Seven:
return BroadcomPinNumber.Four;
case RaspberryPinNumber.Zero:
return BroadcomPinNumber.Seventeen;
case RaspberryPinNumber.One:
return BroadcomPinNumber.Eighteen;
case RaspberryPinNumber.Two:
return BroadcomPinNumber.TwentyOne;
case RaspberryPinNumber.Three:
return BroadcomPinNumber.TwentyTwo;
case RaspberryPinNumber.Four:
return BroadcomPinNumber.TwentyThree;
case RaspberryPinNumber.Five:
return BroadcomPinNumber.TwentyFour;
case RaspberryPinNumber.Six:
return BroadcomPinNumber.TwentyFive;
default:
throw new ArgumentOutOfRangeException();
}
}
/// <summary>
/// Reads a value form a GPIO pin
/// </summary>
/// <param name="pinNumber">The pin number to read</param>
/// <returns>The value at that pin</returns>
/// <exception cref="InvalidOperationException">
/// Thrown when an attempt to use an incorrectly configured channel is made
/// </exception>
public bool ReadValue(RaspberryPinNumber pinNumber)
{
return this.ReadValue(ConvertToBroadcom(pinNumber));
}
/// <summary>
/// Outputs a value to a GPIO pin
/// </summary>
/// <param name="pinNumber">The pin number to use</param>
/// <param name="value">The value to output</param>
/// <exception cref="InvalidOperationException">
/// Thrown when an attempt to use an incorrectly configured channel is made
/// </exception>
public void OutputValue(RaspberryPinNumber pinNumber, bool value)
{
this.OutputValue(ConvertToBroadcom(pinNumber), value);
}
/// <summary>
/// Closes a GPIO channel
/// </summary>
/// <param name="pinNumber">The Raspberry Pi pin number to configure</param>
public void CloseChannel(RaspberryPinNumber pinNumber)
{
this.CloseChannel(ConvertToBroadcom(pinNumber));
}
