stm32f103 usb出现故障，为“0”；没有开放的管道&引用；

我正在尝试将我的stm32f103c8板与internet上的几个示例连接到PC，但它们都面临相同的问题，无法成功安装

通过使用windows中的“usbview.exe”，我得到了这个错误

              ---===>Device Information<===---
English product name: "YunfeiVirtual COM Port  "

ConnectionStatus:                  
Current Config Value:              0x00  -> Device Bus Speed: Full
Device Address:                    0x03
Open Pipes:                           0
*!*ERROR:  No open pipes!

--==>设备信息设备总线速度：满
设备地址：0x03
开放管道：0
*!*错误：没有打开的管道！

而普通usb设备可能具有以下功能：

          ---===>Device Information<===---
English product name: "USB-Serial Controller"

ConnectionStatus:                  
Current Config Value:              0x01  -> Device Bus Speed: Full
Device Address:                    0x04
Open Pipes:                           3

--==>设备信息设备总线速度：满
设备地址：0x04
明管：3

但如果我手动安装usb驱动程序，我的设备仍然可以使用。以下是我的完整日志，供您参考：

[Port1] 


          ---===>Device Information<===---
English product name: "YunfeiVirtual COM Port  "

ConnectionStatus:                  
Current Config Value:              0x00  -> Device Bus Speed: Full
Device Address:                    0x03
Open Pipes:                           0
*!*ERROR:  No open pipes!

          ===>Device Descriptor<===
bLength:                           0x12
bDescriptorType:                   0x01
bcdUSB:                          0x0200
bDeviceClass:                      0x02  -> This is a Communication Device
bDeviceSubClass:                   0x00
bDeviceProtocol:                   0x00
bMaxPacketSize0:                   0x40 = (64) Bytes
idVendor:                        0x0483 = STMicroelectronics
idProduct:                       0x5711
bcdDevice:                       0x0200
iManufacturer:                     0x01
     English (United States)  "Yunfeielectronics"
iProduct:                          0x02
     English (United States)  "YunfeiVirtual COM Port  "
iSerialNumber:                     0x03
     English (United States)  "8D7232A25049"
bNumConfigurations:                0x01

          ===>Configuration Descriptor<===
bLength:                           0x09
bDescriptorType:                   0x02
wTotalLength:                    0x0043  -> Validated
bNumInterfaces:                    0x02
bConfigurationValue:               0x01
iConfiguration:                    0x00
bmAttributes:                      0xE0  -> Self Powered
  -> Remote Wakeup
MaxPower:                          0x32 = 100 mA

          ===>Interface Descriptor<===
bLength:                           0x09
bDescriptorType:                   0x04
bInterfaceNumber:                  0x00
bAlternateSetting:                 0x00
bNumEndpoints:                     0x01
bInterfaceClass:                   0x02  -> This is Communications (CDC Control) USB Device Interface Class
bInterfaceSubClass:                0x02
bInterfaceProtocol:                0x01
iInterface:                        0x00
  -> This is a Communications (CDC Control) USB Device Interface Class

          ===>Descriptor Hex Dump<===
bLength:                           0x05
bDescriptorType:                   0x24
05 24 00 10 01 
  -> This is a Communications (CDC Control) USB Device Interface Class

          ===>Descriptor Hex Dump<===
bLength:                           0x05
bDescriptorType:                   0x24
05 24 01 00 01 
  -> This is a Communications (CDC Control) USB Device Interface Class

          ===>Descriptor Hex Dump<===
bLength:                           0x04
bDescriptorType:                   0x24
04 24 02 02 
  -> This is a Communications (CDC Control) USB Device Interface Class

          ===>Descriptor Hex Dump<===
bLength:                           0x05
bDescriptorType:                   0x24
05 24 06 00 01 

          ===>Endpoint Descriptor<===
bLength:                           0x07
bDescriptorType:                   0x05
bEndpointAddress:                  0x82  -> Direction: IN - EndpointID: 2
bmAttributes:                      0x03  -> Interrupt Transfer Type
wMaxPacketSize:                  0x0008 = 0x08 bytes
bInterval:                         0xFF

          ===>Interface Descriptor<===
bLength:                           0x09
bDescriptorType:                   0x04
bInterfaceNumber:                  0x01
bAlternateSetting:                 0x00
bNumEndpoints:                     0x02
bInterfaceClass:                   0x0A  -> This is a CDC Data USB Device Interface Class
bInterfaceSubClass:                0x00
bInterfaceProtocol:                0x00
iInterface:                        0x00

          ===>Endpoint Descriptor<===
bLength:                           0x07
bDescriptorType:                   0x05
bEndpointAddress:                  0x03  -> Direction: OUT - EndpointID: 3
bmAttributes:                      0x02  -> Bulk Transfer Type
wMaxPacketSize:                  0x0040 = 0x40 bytes
bInterval:                         0x00

          ===>Endpoint Descriptor<===
bLength:                           0x07
bDescriptorType:                   0x05
bEndpointAddress:                  0x81  -> Direction: IN - EndpointID: 1
bmAttributes:                      0x02  -> Bulk Transfer Type
wMaxPacketSize:                  0x0040 = 0x40 bytes
bInterval:                         0x00

[Port1]
---==>设备信息设备总线速度：满
设备地址：0x03
开放管道：0
*!*错误：没有打开的管道！
==>设备描述符这是一个通信设备
bDeviceSubClass:0x00
bDeviceProtocol:0x00
bMaxPacketSize0:0x40=（64）字节
idVendor:0x0483=意法半导体
idProduct:0x5711
BCD设备：0x0200
i制造商：0x01
英语（美国）“云飞电子”
IPProduct:0x02
英语（美国）“云飞虚拟港口”
iSeries号码：0x03
英文（美国）“8D7232A25049”
bNumConfigurations:0x01
=>已验证配置描述符
bNumberFaces:0x02
B配置值：0x01
i配置：0x00
bmAttributes:0xE0->自供电
->远程唤醒
最大功率：0x32=100 mA
=>接口描述符这是通信（CDC控制）USB设备接口类
Binterface子类：0x02
bInterfaceProtocol:0x01
界面：0x00
->这是一个通信（CDC控制）USB设备接口类
==>描述符十六进制转储这是一个通信（CDC控制）USB设备接口类
==>描述符十六进制转储这是一个通信（CDC控制）USB设备接口类
==>描述符十六进制转储这是一个通信（CDC控制）USB设备接口类
==>描述符十六进制转储端点描述符方向：IN-EndpointID:2
bmAttributes:0x03->中断传输类型
wMaxPacketSize:0x0008=0x08字节
bInterval:0xFF
==>接口描述符这是一个CDC数据USB设备接口类
Binterface子类：0x00
bInterfaceProtocol:0x00
界面：0x00
=>端点描述符方向：OUT-端点ID:3
bmAttributes:0x02->批量传输类型
wMaxPacketSize:0x0040=0x40字节
b间期：0x00
=>端点描述符方向：IN-EndpointID:1
bmAttributes:0x02->批量传输类型
wMaxPacketSize:0x0040=0x40字节
b间期：0x00

是否有人知道并帮助我？