Your browser does not seem to support JavaScript. As a result, your viewing experience will be diminished, and you have been placed in read-only mode.
Please download a browser that supports JavaScript, or enable it if it's disabled (i.e. NoScript).
，接线没有问题，但是一直连接不上报如图的操作，想知道有没有人知道这一块，谢谢 
