Display Filter Reference: USB Link Layer
Protocol field name: usbll
Versions: 3.2.0 to 3.4.7
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| Field name | Description | Type | Versions |
|---|---|---|---|
| usbll.addr | Source or Destination | Character string | 3.2.0 to 3.4.7 |
| usbll.crc16 | CRC | Unsigned integer, 2 bytes | 3.2.0 to 3.4.7 |
| usbll.crc16.status | CRC Status | Unsigned integer, 1 byte | 3.2.0 to 3.4.7 |
| usbll.crc16.wrong | Wrong CRC | Label | 3.2.0 to 3.4.7 |
| usbll.crc5 | CRC5 | Unsigned integer, 2 bytes | 3.2.0 to 3.4.7 |
| usbll.crc5.status | CRC5 Status | Unsigned integer, 1 byte | 3.2.0 to 3.4.7 |
| usbll.crc5.wrong | Wrong CRC | Label | 3.2.0 to 3.4.7 |
| usbll.data | Data | Sequence of bytes | 3.2.0 to 3.4.7 |
| usbll.device_addr | Address | Unsigned integer, 2 bytes | 3.2.0 to 3.4.7 |
| usbll.dst | Destination | Character string | 3.2.0 to 3.4.7 |
| usbll.endp | Endpoint | Unsigned integer, 2 bytes | 3.2.0 to 3.4.7 |
| usbll.frame_num | Frame Number | Unsigned integer, 2 bytes | 3.2.0 to 3.4.7 |
| usbll.invalid_e_u | Invalid bit (Must be 0) | Label | 3.4.0 to 3.4.7 |
| usbll.invalid_pid | Invalid USB Packet ID | Label | 3.2.0 to 3.4.7 |
| usbll.invalid_pid_sequence | Invalid PID Sequence | Label | 3.4.0 to 3.4.7 |
| usbll.invalid_se | Invalid bits (Must be 00 for Split Isochronous IN) | Label | 3.4.0 to 3.4.7 |
| usbll.pid | PID | Unsigned integer, 1 byte | 3.2.0 to 3.4.7 |
| usbll.split_crc5 | CRC5 | Unsigned integer, 3 bytes | 3.2.0 to 3.4.7 |
| usbll.split_crc5.status | CRC5 Status | Unsigned integer, 1 byte | 3.2.0 to 3.4.7 |
| usbll.split_crc5.wrong | Wrong CRC | Label | 3.2.0 to 3.4.7 |
| usbll.split_e | E | Unsigned integer, 3 bytes | 3.2.0 to 3.4.7 |
| usbll.split_et | Endpoint Type | Unsigned integer, 3 bytes | 3.2.0 to 3.4.7 |
| usbll.split_hub_addr | Hub Address | Unsigned integer, 3 bytes | 3.2.0 to 3.4.7 |
| usbll.split_port | Port | Unsigned integer, 3 bytes | 3.2.0 to 3.4.7 |
| usbll.split_s | Speed | Unsigned integer, 3 bytes | 3.2.0 to 3.4.7 |
| usbll.split_sc | SC | Unsigned integer, 3 bytes | 3.2.0 to 3.4.7 |
| usbll.split_se | Start and End | Unsigned integer, 3 bytes | 3.2.0 to 3.4.7 |
| usbll.split_u | U | Unsigned integer, 3 bytes | 3.4.0 to 3.4.7 |
| usbll.src | Source | Character string | 3.2.0 to 3.4.7 |
| usbll.undecoded | Not dissected yet (report to wireshark.org) | Label | 3.2.0 to 3.4.7 |