image: banner montage, Space Science & Engineering: Single-board computers

Proven Spaceflight Processing Solutions for LEO, GEO and Deep Space

image: SwRI-built UVS controller card used on JUNO spacecraft

SwRI-built UVS controller card used on JUNO spacecraft

Southwest Research Institute (SwRI) offers a broad range of single-board computers for avionics and for instrument control.

  • Spaceflight heritage
  • High-reliability, radiation-hardened spacecraft computing solutions
  • High-performance, reconfigurable processors for system control and digital signal processing
  • Scalable processing performance and power consumption to meet a wide spectrum of user applications

Powerful System-on-Chip for Superior Embedded Performance

image: Single-Board Computer

High-performance single-board computer

High-Performance Single-Board Computer

  • PowerQUICC III family (MPC8548E)
    • Up to 1.5 GHz core speed
    • Up to 133 MHz local bus speed
      • 3056 MIPS @133.3 MHz
    • cPCI Initiator/Target interface (33 MHz, 32 bit, 3.3. V)
    • IEEE 754 compliant floating point support
    • L1 cache: 32 k Instruction/32 k Data
    • L2 cache: 512 k with ECC support
    • 4 DMA channels
  • Peripherals:
    • DDR/DDR2 SDRAM
    • I2C
    • 10/100/1000 Mbps Ethernet
    • Dual UARTs
    • RapidIO

Low-Power, High-Performance for Small Spacecraft Applications

image: Centaur single-board computer

Centaur single-board computer

Centaur Single-Board Computer

  • Single-board computer combined with CCSDS uplink/downlink
  • GR712RC Dual Core LEON 3FT
    • Up to 200 DMIPS and 200 MFLOPS
      • 4 Mbytes MRAM
      • 4 MBytes SRAM
      • 4 GBytes FLASH
      • 128 MBytes SDRAM
  • Two SpW interfaces, 5 UARTs, GPIO
    • Extensive Proven CCSDS Uplink/Downlink Capability
      (NASA IMAGE, Deep Impact, Kepler, WISE, and other
      U.S. Government programs)
    • Extensive heritage with LEON architecture (JUNO, FERMI,
      Kepler, System F6)
image: SC-SPARC8 spacecraft controller

SC-SPARC8 spacecraft controller

SC-SPARC8 Spacecraft Controller

  • SPARC8 (AT697) CPU: 88 MIPs, 23 MFLOPS
  • Low power operation (< 1.5 W)
  • cPCI Interface
    • Fully compliant PICMG 2.0 R3.0 Initiator, Interrupt Handler, bus arbiter
  • Memory Interfaces (All EDAC protected)
    • 128 KB PROM/512 KB EEPROM
    • 4 MB SRAM
    • 1.25 Gb SDRAM
    • Missions: NASA JUNO, Solar Orbiter, MMS

Versatile Computing Resources for Advanced Applications

image: Communications processor software defined radio

Communications processor software defined radio

Communications Processor Software Defined Radio

  • UT699 LEON 3FT CPU
    • 16 Mb (up to 256 Mb) MRAM
    • 32 Mb EDAC protected SRAM
    • 2 Gbits SDRAM
    • Two SpW interfaces, two UARTs
    • 72 Mbits of QDRII+ memory
  • Xilinx V4SX55 or LX200 FPGA with scrubber
    • PROM boot image
    • FLASH on-orbit reconfigurable image
    • Two, 400 MSPS, 14 bit D/A
    • Two, 150 MSPS, 14 bit A/D

Fault-Tolerant Spacecraft Controller

image: Fault-tolerant spacecraft controller

Fault-tolerant spacecraft controller

  • 6U cPCI Form Factor, 32-bit, 33MHz
  • UT699 LEON-FT3 (SPARC v8)
    • cPCI initiator or target
    • 128 KB EEPROM
    • 64 MB SDRAM
    • 8 MB MRAM (non-volatile storage)
  • Redundant (cross-strapped) serial interfaces
  • Ideally suited as primary spacecraft computer or fault tolerant backup flight computer

Related Technology

space applications •  spacecraft technology •  space avionics •  advanced spacecraft avionics •  payload processing solutions •  high-speed digital data manipulation •  management •  algorithm development •  applied mathematics •  advanced computing solutions

Benefiting government, industry and the public through innovative science and technology
Southwest Research Institute® (SwRI®), headquartered in San Antonio, Texas, is a multidisciplinary, independent, nonprofit, applied engineering and physical sciences research and development organization with 10 technical divisions.
07/31/14