[DSP+FPGA] High-Performance Real-time Signal Processing Platform Based on 6U VPX Bus Architecture with Two TMS320C6678 DSPs and an XC7VX690T FPGA

• 6U VPX architecture, compliant with VITA 46 specification
• Onboard two TMS320C6678 multi-core DSP processing nodes
• Onboard one XC7VX690T FPGA processing node
• Onboard two FMC interfaces
• Backplane features four x4 high-speed GTH interconnects, supporting RapidIO and PCI Express
• High-speed RapidIO interconnect between FPGA and DSP

This high-performance real-time signal processing platform is based on a 6U VPX architecture. It utilizes two TI KeyStone series multi-core DSPs, TMS320C6678, as the main processing units, and one Xilinx Virtex-7 series FPGA, XC7VX690T, as the co-processing unit. The platform features two FMC mezzanine card interfaces, and all processing nodes are interconnected via high-speed serial buses. The board adopts a standard 6U VPX Eurocard design, boasting excellent anti-vibration design, heat dissipation performance, and unique environmental protection design, making it suitable for aerospace, aviation, marine, and other application scenarios.

Technical Specifications

• Standard 6U VPX form factor, compliant with VITA 46 specification;
• Two multi-core DSP processing nodes, one Virtex-7 FPGA processing node;
• Processing Performance:
  1. DSP Fixed-point operations: 40 GMAC/Core * 16 = 640 GMAC;
  2. DSP Floating-point operations: 20 GFLOPs/Core * 16 = 320 GFLOPs;
• Storage Performance:
  1. DSP processing nodes: 4 GByte DDR3-1333 SDRAM;
  2. DSP processing nodes: 4 GByte Nand Flash;
  3. FPGA processing node: Two groups of 2 GByte DDR3-1600 SDRAM;
• Interconnect Performance:
  1. DSP to DSP: HyperLink x4@5Gbps/lane;
  2. DSP to FPGA: SRIO x4@5Gbps/lane;
  3. FPGA to FPGA: Two x8 GTH links@10Gbps/lane;
  4. FPGA to Host Controller: PCI Express x4@8Gbps/lane;
  5. FPGA to FMC interface: Two x4 GTH links@10Gbps/lane;
• Physical and Electrical Characteristics
  1. Board dimensions: 100 x 233mm
  2. Board power supply: 5A max@+12V (±5%)
  3. Cooling method: Conduction cooling (metal cold plate)
• Environmental Characteristics
  1. Operating temperature: -40°C to +85°C, Storage temperature: -55°C to +125°C;
  2. Operating humidity: 5%~95%, non-condensing

Application Areas

• Software-defined radio;
• Radar and baseband signal processing;