mod default;
mod rom_chip;

use crate::constants::constants_system::SIZE_32KB;
use crate::periph::rom_chip::RomChip;

/// At28C256
///
/// Represents a single At28C256 Chip
///
/// 256kbit storage
/// 32kbyte storage
pub struct At28C256 {
    data: Box<[u8; SIZE_32KB]>,
}

impl At28C256 {
    pub fn program(&mut self, new_program: &[u8; 32768]) {
        self.data= new_program.into();
    }
}

#[cfg(test)]
mod test {
    use crate::constants::constants_system::SIZE_1KB;
    use super::*;

    #[test]
    fn smoke() {
        assert!(true)
    }

    #[test]
    fn programmed_data_reads_back_same() {
        let mut data = At28C256::default();
        for i in 0..SIZE_32KB {
            data.data[i] = 0xea;
        }
        for offset in 0..SIZE_32KB {
            if offset.is_multiple_of(SIZE_1KB) {
            };
           assert_eq!(0xea, data.read(&(offset as u16)));
        }
    }
}