sentences:  This article also describes the V70 and V80, as these share the same instruction set architecture (ISA) with the V60.In addition, a dedicated co-FPP,
  multi-cpu lockstep fault-tolerant mechanism named FRM, development tools including Ada certified system MV‑4000, and in-circuit emulator (ICE) are described.Their successor, the V800 Series product families, are briefly introduced.