|
private static internal_UnexportPin ( |
||
| pin | /// The pin to unexport. /// | |
| gpionum | String | /// The GPIO number. /// |
| return | void | |
private static void internal_UnexportPin(Int32 pin, String gpionum) {
Debug.WriteLine("Unexporting pin " + pin.ToString());
// TODO Somehow reverse what we did in internal_ExportPin? Is there
// a way to "free" the pin in the libbcm2835 library?
UnsafeNativeMethods.bcm2835_gpio_write((uint)pin, (uint)PinState.Low);
UnsafeNativeMethods.bcm2835_gpio_fsel((uint)pin, (uint)PinMode.TRI);
ExportedPins.Remove(pin);
}
