用Verilog写的SPI代码，可读可写，刚仿真完，还没上板，尴尬，主要是官方限制不上传就不能下载～～～～～～～～～～～～～～

下面的英文是百度翻译过来的，鬼畜的我都不知道啥意思～～～～(The SPI code written in Verilog is readable and writable. After the simulation is finished, it is not yet on board. Awkwardly, it is mainly that official restrictions can not be downloaded from the official limit to ~ ~ ~ ~ ~ ~ ~ ~ ~ ~)