https://blog.wongcw.com/2022/08/05/%e5%9c%8b%e7%94%a2%e6%a1%8c%e9%9d%a2%e9%a1%af%e5%8d%a1%e9%a2%a8%e8%8f%af2%e8%99%9f%e7%94%a8%e4%b8%8a%e8%87%aa%e7%a0%94lpddr5x%e9%a1%af%e5%ad%98%ef%bc%9a%e9%80%9f%e5%ba%a6%e5%85%a8/