| Bus setup options |
USB 2.0 Compatibility
Low-speed and Full-speed: All MDO4000C or MDO3000 Series models
High-speed: Models with 1 GHz analog channel bandwidth |
| Sources |
Single-ended: Analog channels 1-4
Digital channels D0-D15
Differential: Analog channels 1-4, Math channel, Reference channels 1-4 |
| Recommended probing |
Low-speed and Full-speed: Single-ended or differential High-speed: Differential |
| Thresholds presents |
Low-speed and Full-speed: Single-ended (D+: 1.4 V; D-: -1.4 V), differential (High: 1.4 V; Low: -1.4 V) High-speed: Differential (High: 100 mV; Low: -100 mV) High-speed: Differential (High: 100 mV; Low: -100 mV |
| Decode formats available |
Mixed1: Frame and Address are shown in Decimal, Data shown in Hex Mixed2: Frame and Address are shown in Decimal, Data shown in ASCII Hex: all fields Binary: all fields |
| Display mode |
| Bus |
Bus only |
| Bus and waveforms |
Simultaneous display of bus and logic waveforms |
| Event Table |
Decoded packet data in a tabular view |
| Bus decode |
| USB 2.0 Data Rates |
Low-speed: 1.5 Mb/s
Full-speed: 12 Mb/s
High-speed: 480 Mb/s |
| Decode Display |
Start (green bracket
PID (yellow box)
Data (cyan box)
CRC (purple box)
Stop (red bracket) |
| Bus trigger and search option |
Low-speed: Trigger/Search on Sync, Reset, Suspend, Resume, End of Packet, Token (Address) Packet, Data Packet, Handshake Packet, Special Packet, Error.
Token Packet – Any token type, SOF, OUT, IN, SETUP; Address can be further specified to trigger on ≤, <, =, >, ≥, ≠ a particular value, or inside or outside of a range. Frame number can be specified for SOF token using Binary, Hex, Unsigned Decimal, and Don't Care digits.
Data Packet – Any data type, DATA0, DATA1; Data can be further specified to trigger on ≤, <, =, >, ≥, ≠ a particular data value, or inside or outside of a range.
Handshake Packet – Any handshake type, ACK, NAK, STALL.
Special Packet – Any special type, Reserved.
Error – PID Check, CRC5, CRC16, Bit Stuffing. |
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Full-speed: Trigger/Search on Sync, Reset, Suspend, Resume, End of Packet, Token (Address) Packet, Data Packet, Handshake Packet, Special Packet, Error.
Token Packet – Any token type, SOF, OUT, IN, SETUP; Address can be further specified to trigger on ≤, <, =, >, ≥, ≠ a particular value, or inside or outside of a range. Frame number can be specified for SOF token using Binary, Hex, Unsigned Decimal, and Don't Care digits.
Data Packet – Any data type, DATA0, DATA1; Data can be further specified to trigger on ≤, <, =, >, ≥, ≠ a particular data value, or inside or outside of a range.
Handshake Packet – Any handshake type, ACK, NAK, STALL.
Special Packet – Any special type, PRE, Reserved.
Error – PID Check, CRC5, CRC16, Bit Stuffing. |
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High-speed: Trigger/Search on Sync, Reset, Suspend, Resume, End of Packet, Token (Address) Packet, Data Packet, Handshake Packet, Special Packet, Error.
Token Packet – Any token type, SOF, OUT, IN, SETUP; Address can be further specified to trigger on ≤, <, =, >, ≥, ≠ a particular value, or inside or outside of a range. Frame number can be specified for SOF token using Binary, Hex, Unsigned Decimal, and Don't Care digits.
Data Packet – Any data type, DATA0, DATA1, DATA2, MDATA; Data can be further specified to trigger on ≤, <, =, >, ≥, ≠ a particular data value, or inside or outside of a range.
Handshake Packet – Any handshake type, ACK, NAK, STALL, NYET.
Special Packet – Any special type, ERR, SPLIT, PING,
Reserved. SPLIT packet components that can be specified include:
Hub Address
Start/Complete – Don't Care, Start (SSPLIT), Complete (CSPLIT)
Port Address
Start and End bits – Don't Care, Control/Bulk/Interrupt (Full-speed Device, Low-speed Device), Isochronous (Data is Middle, Data is End, Data is Start, Data is All)
Endpoint Type – Don't Care, Control, Isochronous, Bulk, Interrupt
Error – PID Check, CRC5, CRC16 |