Macro tm4c_hal::i2c_pins

macro_rules! i2c_pins {
    ($I2Cn:ident,
        scl: [$(($($sclgpio: ident)::*, $sclaf: ident)),*],
        sda: [$(($($sdagpio: ident)::*, $sdaaf: ident)),*],
    ) => { ... };
}

Implements the traits for an I2C peripheral