Co-Design and Latency Engineering for Deterministic Systems
System-Level Hardware–Software Co-Design
Architecture-First Timing Analysis
End-to-end latency budgets defined at system architecture stage Early partitioning across hardware, firmware and software Trade-off analysis between throughput, latency & flexibility
Hardware–Firmware Alignment
FPGA pipelines designed with clock-cycle awareness Deterministic interfaces (PCIe, JESD, Ethernet, custom links) DMA, buffering, and interrupt optimization
Software-Aware Hardware Design
Driver, OS, and user-space behavior considered in hardware decisions Cache, memory, and scheduling effects modeled early Avoidance of non-deterministic software bottlenecks
Continuous Timing Validation
Latency measured at every integration stage Instrumentation embedded into hardware and software CI-driven regression for timing metrics
CORE COMPETENCIES
Architecture & Partitioning
- Compute, memory, and interconnect planning
- FPGA/SoC partitioning (resources, clocks, resets, IP integration)
- BOM optimization and component selection
High-Speed Schematic Design
- PCIe Gen5/Gen6, CXL 3.0, JESD204x, MIPI, Display, Ethernet
- Multi-rail power domains and sequencing
- Clocking networks with jitter-constrained design
- Protection, isolation, redundancy design for mission-critical systems
PCB Layout & Routing
- Multi-layer HDI boards (10–20+ layers)
- High-speed differential routing (PCIe/CXL, SerDes, JESD, SATA)
- Length tuning & skew management
- Thermal mitigation & copper balancing
- EMI/EMC-aware layout best practices
SI/PI (Signal & Power Integrity)
- Pre-layout simulations (stack-up + constraints)
- Post-layout simulations for eye diagrams, return loss, crosstalk
- Power-delivery network (PDN) analysis
- Compliance preparation (PCIe, CXL, JESD, Display protocols, Avionics standards)
System Bring-Up & Validation
- Oscilloscope + logic analyzer based validation
- Firmware bootstrapping and diagnostics
- Thermal, environmental, and reliability testing
- Production test development
DESIGN APPROACH DIAGRAM
A Structured, Architecture-First Approach to FPGA/SoC Design
System Requirements → Architecture Definition
- Workload characterization
- Latency & throughput constraints
- High-speed I/O requirements
Partitioning & Floorplanning
- Compute vs control vs pipeline
- Resource budgeting (LUT/BRAM/DSP)
- Clock & reset domain design
RTL Development & IP Integration
- Custom logic + standard interfaces
- PCIe/CXL, JESD204x, Ethernet, MIPI
- Simulation-first flow
Timing Closure & Implementation
- Constraint authoring (XDC, SDC)
- CDC/SDC checks
- Pipelining & retiming
System Bring-Up & Validation
- On-board tests
- Firmware integration
- Performance validation
Middleware, Drivers, and Platform Software Built for High-Speed I/O and Deterministic Control
Our software stack bridges hardware, FPGA logic, and application layers — enabling fast data movement, stable control, and predictable real-time behavior in mission and industrial environments.
High-Speed Interconnects
- PCIe Gen5/6/7 VIP
- CXL 2.0/3.0 VIP
- AXI/AXI-Stream VIP
Video & Sensor Interfaces
- ARINC 818 Analyzer
- ARINC 818 Generator
- Multi-format video generators
- DVI/STANAG converters (tester logic reused from A-3.1.3)
RF & JESD
- JESD204B/C/D VIP
- Lane alignment monitors
- Deterministic latency checkers
Networking
- UDPa/TCP generators
- 10G/40G/100G MAC VIP
- Power-delivery network (PDN) analysis
- Packet load/traffic generators
High-Speed Interconnects
- PCIe Gen5/6/7 VIP
- CXL 2.0/3.0 VIP
- AXI/AXI-Stream VIP
Video & Sensor Interfaces
- ARINC 818 Analyzer
- ARINC 818 Generator
- Multi-format video generators
- DVI/STANAG converters (tester logic reused from A-3.1.3)
RF & JESD
- JESD204B/C/D VIP
- Lane alignment monitors
- Deterministic latency checkers
Networking
- UDPa/TCP generators
- 10G/40G/100G MAC VIP
- Packet load/traffic generators


REPRESENTATIVE INTEGRATION CASES
Examples of firmware and embedded software powering Logic Fruit platforms.
PCIe Accelerator Board Bring-Up
What we delivered:
- PCIe endpoint firmware
- DMA driver + user-space API
- Diagnostics + performance test suite
Result:
- Stable, low-latency data paths enabling HPC and storage applications.
Embedded Linux for Autonomous Vision System
What we delivered:
- Custom device tree + drivers for multi-sensor pipeline
- Real-time ISP control software
- Edge inference module integration
Result:
- Deterministic perception-to-decision flow for robotics.
Firmware for Mission-Critical Display Chain
What we delivered:
- ARINC 818 / DVI protocol control firmware
- Display diagnostics + failover logic
- Thermal and status management
Result:
- Highly reliable avionics-grade display subsystem.
JESD204C Data Acquisition Firmware
What we delivered:
- JESD lane management & status control
- DMA + circular buffer software
- Runtime monitoring
Result:
- Stable multi-gigabit ADC capture for telecom and RF testing.