eASIC nextreme




RapidIO (GRIO) Controller

RapidIO (GRIO) Controller



  • Compliant to RapidIO specifications revision 3.0
  • Compliant with RapidIO error management
  • Extension specification, revision 3.0
  • Implements logical, transport and physical layers functions
  • Architected for high link utilization and low latency
  • Efficient receive and transmit buffering scheme
  • Implements receiver controlled flow control
  • Provides packet oriented user logic interface
  • Serial and parallel interfaces supported
  • 1x, 4x,8x and 16x serial interface and 8 and 16 bits parallel interface
  • 64/128/256-bit internal data path
  • PBUS interface for configuration register access
  • Up to 256 Bytes data payload
  • Hardware error recovery
  • Exhaustive error reporting and handling
  • Pass-Through mode of operation for RIO packets up to 288 bytes
  • Accept all mode of operation for fail over support