E2666B Datasheet, PDF (12/26 Pages) Keysight Technologies – X-Series Oscilloscopes

12 | Keysight | Serial Bus Options for InfiniiVision X-Series Oscilloscopes - Data Sheet
Specifications/Characteristics (Continued)
USB 2.0 high-speed specifications/characteristics (DSOX4USBH and DSOX6USBH)
USB differential input source
Analog channels 1, 2, 3, 4 (using a differential active probe)
Speed
High (480 Mb/s)
Triggering
Token packet with specified content
Data packet with specified content
Handshake packet with specified content
Special packet with specified content
All errors – any of the below error conditions
PID error – if packet type field does not match check field
CRC5 error – if 5 bit CRC error is detected
CRC16 error – if 16 bit CRC error is detected
Glitch error – if two transitions occur in half a bit time
Hardware-based decode
Base format
Hex, Binary, ASCII, or Decimal data decode
Token packets (excluding SOF, 3 bytes)
PID (yellow, “OUT”, “IN”, “SETUP”, “PING”)
PID check (yellow when valid, red when error detected) – numeric value
Address (blue, 7 bits)
Endpoint (green, 4 bits)
CRC (blue when valid, red when error detected, 5 bits)
Token packets (SOF, 3 bytes)
PID (yellow, “SOF”)
PID check (yellow when valid, red when error detected, 5 bits)
Data packets (3 to 1027 bytes)
Frame (green, 11-bits) – the frame number
CRC (blue when valid, red when error detected, 5 bits)
PID (yellow, “DATA0”, “DATA1”, DATA2”, “MDATA”)
PID check (yellow when valid, red when error detected, 16 bits)
Handshake packets (1 byte)
PID (yellow, “ACK”, “NAK”, “STALL”, “NYET”, “PRE”, “ERR”)
PID check (yellow when valid, read when error detected) – numeric value
Hub Addr (green, 7 bits)
SC (blue, 1 bit)
Port (green, 7 bits)
S & E|U (blue, 2 bits)
ET (green, 2 bits)
CRC (blue when valid, red when error detected, 5 bits
Multi-bus analysis
N/A