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PCIe · Gen1 → Gen6

Eye diagrams that pass.

From LTSSM to PAM4 equalization — measurement, validation, and compliance for every PCIe generation.

Start with PCIe
DDR · DDR4 → DDR5-8400

Read training, demystified.

Timing parameters, write/read leveling, signal integrity, and margin testing — explained the way you'd debug them on a bench.

Explore DDR
USB · 2.0 → USB4

Compliance, end to end.

SuperSpeed signaling, Type-C and Power Delivery, USB4 tunneling — every layer covered with practical test guidance.

Dive into USB
Test & Measurement

Probe like a pro.

Oscilloscopes, BERTs, VNAs, and AWGs — setup, automation, and troubleshooting from real benchtops.

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Develop

Drivers, firmware, software stacks, and register-level programming for high-speed interfaces.

Start developing

Validate

LTSSM, eye diagrams, jitter, ISI, S-parameters — bench-tested validation playbooks for every protocol.

Run validation

Measure

Oscilloscopes, BERTs, VNAs, AWGs — setup, automation, and troubleshooting from the bench.

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High-Speed Protocols

PCIe · Gen1 → Gen6

PCIe Express

From 2.5 GT/s NRZ to 64 GT/s PAM4. Architecture, LTSSM, link training, equalization, and compliance — the way you'd actually debug them on a bench.

LTSSM Eye Diagrams PAM4 Compliance
Learn PCIe
DDR · DDR4-3200 → DDR5-8400

DDR Memory

Timing parameters, read/write training, signal integrity, and margin testing. From CAS latency basics to DDR5 decision feedback equalization.

Timing Read Training Margin DFE
Learn DDR
LPDDR · LPDDR4-4267 → LPDDR5X-8533

LPDDR Mobile Memory

Architecture for low-power systems. WCK clocking, PoP probing techniques, and dynamic voltage/frequency scaling validation.

WCK PoP Probing DVFS Mobile
Learn LPDDR
USB · 2.0 → USB4 (40 Gbps)

USB

SuperSpeed signaling, Type-C and Power Delivery, USB4 tunneling, compliance, and protocol analysis — every layer covered.

Type-C PD SuperSpeed USB4
Learn USB

Test & Measurement

Oscilloscope

Waveforms, eyes, and jitter

Real-time and sampling scopes — Rx settings, probe selection, triggering, InfiniiSim, automation, and troubleshooting.

Eye Diagram Jitter Probing SCPI
Open scope guide
BERT

Bit error rate, end to end

Stressed-eye calibration, bathtub curves, impairments, signal recovery, automation — for receiver compliance and margin.

Stressed Eye Bathtub Impairments Rx Test
Open BERT guide
VNA

S-parameters & channel loss

Vector network analysis for channel characterization — insertion loss, return loss, and de-embedding for SI workflows.

S-Parameters IL / RL De-embed Channel
Open VNA guide
AWG

Arbitrary waveforms & DAC

Custom signal generation, DAC programming, and impairment injection for stressed transmit and receiver test.

DAC Pattern Gen Stressed Tx
Open AWG guide

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Learning Paths

Quick Reference

Protocol Comparison

Protocol Max Speed Topology Use Case
PCIe Gen5 32 GT/s Point-to-Point Storage, GPU, Network
PCIe Gen6 64 GT/s Point-to-Point AI Accelerators, HPC
DDR5 8400 MT/s Multi-drop System Memory
LPDDR5X 8533 MT/s Point-to-Point Mobile, Embedded
USB4 40 Gbps Tunneled Peripherals, Docking

Validation Techniques by Instrument

Technique Oscilloscope BERT VNA
Eye Diagram ✓ ✓
Jitter Analysis ✓ ✓
BER Testing ✓
S-Parameters ✓
Channel Loss ✓
Stressed Eye ✓

Quick Start