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Hi Cy:
CY7C68013 board通过USB连接电脑提示如下信息,请问是驱动的问题导致吗?
同样文档中的“”FX2LP DVK Recognized by USB Control Center “”也无法实现,
还请帮忙指导下该如何操作,谢谢!
Solved! Go to Solution.
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首先,确认下驱动是不是正确安装过?你安装过 FX3 的SDK的话,驱动应该是已经安装好了。
其次,确认下驱动管理器是报什么类型的错误,是否是 不能成功获取描述符。
最后,用 BUS HOUND 抓下 枚举阶段的trace。
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首先,确认下驱动是不是正确安装过?你安装过 FX3 的SDK的话,驱动应该是已经安装好了。
其次,确认下驱动管理器是报什么类型的错误,是否是 不能成功获取描述符。
最后,用 BUS HOUND 抓下 枚举阶段的trace。
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Hi yangyang:
驱动有正确安装过,Bus Hound抓取log请参考,谢谢!
Device Address Length Phase Data Description Delta Cmd.Phase.Ofs(rep)
------ ------------------- -------- ----- ------------------------------------------------------------------------------------------------------ -------------------------------- ----- ------------------
46.0 CTL 80 06 00 01 00 00 12 00 GET DESCRIPTOR 7.9sc 1.1.0
46.0 USTS 80000300 bad parameter 4us 1.2.0
Device Address Length Phase Data Description Delta Cmd.Phase.Ofs(rep)
------ ------------------- -------- ----- ------------------------------------------------------------------------------------------------------ -------------------------------- ----- ------------------
67.0 CTL 80 06 00 01 00 00 12 00 GET DESCRIPTOR 1.2mn 16.1.0
67.0 18 IN 12 01 00 02 ff ff ff 40 b4 04 13 86 01 a0 00 00 00 01 .......@.......... 68us 16.2.0
67.0 CTL 80 06 00 02 00 00 09 00 GET DESCRIPTOR 24us 17.1.0
67.0 9 IN 09 02 ab 00 01 01 00 80 32 ........2 49us 17.2.0
67.0 CTL 80 06 00 02 00 00 ab 00 GET DESCRIPTOR 23us 18.1.0
67.0 171 IN 09 02 ab 00 01 01 00 80 32 09 04 00 00 00 ff ff ff 00 09 04 00 01 06 ff ff ff 00 07 05 01 02 00 ........2....................... 56us 18.2.0
02 00 07 05 81 02 00 02 00 07 05 02 02 00 02 00 07 05 04 02 00 02 00 07 05 86 02 00 02 00 07 05 ................................ 18.2.32
67.0 CTL 80 00 00 00 00 00 02 00 GET STATUS 26us 19.1.0
67.0 2 IN 00 00 .. 68us 19.2.0
67.0 CTL 00 09 01 00 00 00 00 00 SET CONFIG 59us 20.1.0
67.0 CTL 80 06 00 01 00 00 12 00 GET DESCRIPTOR 93ms 21.1.0
67.0 18 IN 12 01 00 02 ff ff ff 40 b4 04 13 86 01 a0 00 00 00 01 .......@.......... 33us 21.2.0
67.0 CTL 80 06 00 03 00 00 02 00 GET DESCRIPTOR 18us 22.1.0(2)
67.0 2 IN 02 03 .. 28us 22.2.0
67.0 CTL 80 06 00 03 09 04 02 00 GET DESCRIPTOR 67us 24.1.0
67.0 USTS c0000004 stall pid 134us 24.2.0
67.0 CTL c0 a0 00 e6 00 00 01 00 VENDOR 113us 25.1.0
67.0 1 IN 97 . 76us 25.2.0
67.0 CTL 80 06 00 01 00 00 12 00 GET DESCRIPTOR 326us 26.1.0
67.0 18 IN 12 01 00 02 ff ff ff 40 b4 04 13 86 01 a0 00 00 00 01 .......@.......... 68us 26.2.0
67.0 CTL 80 06 00 03 00 00 02 00 GET DESCRIPTOR 15us 27.1.0(2)
67.0 2 IN 02 03 .. 36us 27.2.0
67.0 CTL 80 06 00 03 09 04 02 00 GET DESCRIPTOR 66us 29.1.0
67.0 USTS c0000004 stall pid 109us 29.2.0
67.0 CTL 01 0b 01 00 00 00 00 00 SET INTERFACE 58sc 30.1.0
67.0 CTL 01 0b 02 00 00 00 00 00 SET INTERFACE 3.8sc 31.1.0
67.0 CTL 01 0b 03 00 00 00 00 00 SET INTERFACE 1.4sc 32.1.0
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你贴的内容是两个不同板子的trace?
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是的,有用分割线区分!
上面的是异常信息,提示 USTS 80000300 bad parameter
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你这个属于硬件(或芯片)故障。