淘宝上买回来的JLINK V8 7多块钱的，用了几天后JLINK V8指示灯不亮了，电脑提示无法识别的解决办法20100423-Taobao bought JLINK V8 7 yuan a, and spent a few days JLINK V8 LED does not light up, the computer prompts the solution does not recognize 20,100,423