USB

usb device ndis热插拔或者电脑休眠后唤醒后，不能通信

发布于 2018-06-25 10:35:29 浏览：2098 订阅该版

11 个回答

aozima 2018-06-25

调网络不抓包，调I2C等时序不上逻辑分析仪，就像电工不用万用表！多用整理的好的文字，比截图更省流量，还能在整理过程中思考。

cris8259 2018-06-25

这家伙很懒，什么也没写！

cris8259 2018-06-25

这家伙很懒，什么也没写！

[i=s] 本帖最后由 aozima 于 2018-6-25 17:32 编辑 [/i]

```

finsh>>list_tcps()
Active PCB states:
#0 192.168.1.30:8259 <==> 192.168.1.22:5842 snd_nxt 0x000192F5 rcv_nxt 0x4A630D44 state: FIN_WAIT_1
Listen PCB states:
#0 local port 8259 state: LISTEN
TIME-WAIT PCB states:
#0 192.168.1.30:8259 <==> 192.168.1.22:5841 snd_nxt 0x000194FA rcv_nxt 0x1FF2F28A state: TIME_WAIT
#1 192.168.1.30:8259 <==> 192.168.1.22:5840 snd_nxt 0x000194C6 rcv_nxt 0xD0B3CD4A state: TIME_WAIT
        0, 0x00000000
finsh>>list_tcps()
Active PCB states:
#0 192.168.1.30:8259 <==> 192.168.1.22:5842 snd_nxt 0x000192F5 rcv_nxt 0x4A630D44 state: FIN_WAIT_1
Listen PCB states:
#0 local port 8259 state: LISTEN
TIME-WAIT PCB states:
#0 192.168.1.30:8259 <==> 192.168.1.22:5841 snd_nxt 0x000194FA rcv_nxt 0x1FF2F28A state: TIME_WAIT
#1 192.168.1.30:8259 <==> 192.168.1.22:5840 snd_nxt 0x000194C6 rcv_nxt 0xD0B3CD4A state: TIME_WAIT
        0, 0x00000000
finsh>>list_tcps()
Active PCB states:
#0 192.168.1.30:8259 <==> 192.168.1.22:5842 snd_nxt 0x000192F5 rcv_nxt 0x4A630D44 state: FIN_WAIT_1
Listen PCB states:
#0 local port 8259 state: LISTEN
TIME-WAIT PCB states:
#0 192.168.1.30:8259 <==> 192.168.1.22:5841 snd_nxt 0x000194FA rcv_nxt 0x1FF2F28A state: TIME_WAIT
#1 192.168.1.30:8259 <==> 192.168.1.22:5840 snd_nxt 0x000194C6 rcv_nxt 0xD0B3CD4A state: TIME_WAIT
        0, 0x00000000
finsh>>[
  setup_request : 0x21
  value         : 0x0
  length        : 0xc
  index         : 0x0
  request       : 0x0
]
rt_usbd_find_interface
[
  setup_request : 0xa1
  value         : 0x0
  length        : 0x1000
  index         : 0x0
  request       : 0x1
]
rt_usbd_find_interface
```

一旦出现不能收发数据的情况，会一直有三个tcp连接