/// <summary>
/// Clear the interrupt flag.
/// Se Command Register on page 13 of the datasheet.
/// </summary>
/// <remarks>
/// According to the datasheet, writing a 1 into bit 6 of the command
/// register will clear any pending interrupts.
/// </remarks>
public void ClearInterrupt()
{
_tsl2561.WriteByte(ClearInterruptBit);
if (_interruptPin != null)
{
_interruptPin.ClearInterrupt();
}
}
/// <summary>
/// PushButton constructor.
/// </summary>
/// <param name="pin">GPIO input pin</param>
/// <param name="callback">Callback delegate</param>
/// <param name="resmode">Resistor mode</param>
public PushButton(Cpu.Pin pin, NativeEventHandler callback, Port.ResistorMode resmode)
{
Port.InterruptMode imode = resmode == Port.ResistorMode.PullUp ?
Port.InterruptMode.InterruptEdgeLow : Port.InterruptMode.InterruptEdgeHigh;
m_interruptPort = new InterruptPort(pin, true, resmode, imode);
if (callback != null) {
m_interruptPort.OnInterrupt += callback;
}
// default behavior is to always clear interrupt
m_interruptPort.OnInterrupt += new NativeEventHandler((uint port, uint state, DateTime time) => {
m_interruptPort.ClearInterrupt();
});
}