pub fn new() -> Self {
        GPIO {
            pin: 0,
        }
    }
/// Create a new output GPIO pin
Create a new output GPIO pin
Create a new output GPIO pin
pub fn new() -> Self {
        GPIO {
            pin: 0,
        }
    }
pub fn new ( ) -> Self { GPIO { pin : 0 , } }
Create a new output GPIO pin
Create a new output GPIO pin