Function decode

examples/zigbee/src/decoder.rs:8–19

(seq: u32, threshold: u32)

];

fn decode(seq: u32, threshold: u32) -> Option<u8> {
    let mut matches = [32u32; 16];
    for (i, o) in CHIP_MAPPING.iter().zip(matches.iter_mut()) {
        *o = ((seq & 0x7FFFFFFE) ^ (i & 0x7FFFFFFE)).count_ones();
    }
    let (i, v) = matches
        .iter()
        .enumerate()
        .min_by_key(|(_, item)| **item)
        .unwrap();
    if *v < threshold { Some(i as u8) } else { None }
}

#[derive(Debug)]
enum State {