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wangshuang replied at 2020-8-12 11:06 可以测量下基准电压: 1.3v、1.8v、3.3v 看是否正常。 估计是68013a 芯片烧坏了。 ...
谢家之宝树 replied at 2020-8-13 23:24 测过,都正常了。。按住prg插上显示未知设备,直接插上就是设备描述符请求失败。。。 ...
wangshuang replied at 2020-8-15 08:55 更换芯片了吗?
谢家之宝树 replied at 2020-8-29 00:08 换了,还是不行。。。。
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