Your browser does not seem to support JavaScript. As a result, your viewing experience will be diminished, and you may not be able to execute some actions.
Please download a browser that supports JavaScript, or enable it if it's disabled (i.e. NoScript).
你这个是用官网下载的最新的sdk？还是你们修改过的 板子是你们自己生产的？还是我们的开发板，如果是你们生产的话你看一下换一个晶体能不能好，不能的话联系供应商帮忙处理
