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#[derive(Debug, Clone, Copy, PartialEq, Eq)] #[repr(u8)] pub enum GPIOOut { O0 = 0, O1 = 1, O2 = 2, O3 = 3, } #[derive(Debug, Clone, Copy, PartialEq, Eq)] #[repr(u8)] pub enum GPIOIn { I0 = 0, I1 = 1, I2 = 2, I3 = 3, }