let mut data_buffer = [0; 128];
    let mut flash = BlockingAsync::new(unsafe { Rp2040Flash::new() });

    embassy_futures::block_on(flash.write(0, &[4])).unwrap();
    let mut result = [0u8; 1];
    embassy_futures::block_on(flash.read(0, &mut result)).unwrap();
    println!("{}", result);