SERV user manual

Welcome to the user manual of the award-winning SERV, the world’s smallest RISC-V CPU.

Contents:

• Datasheet
  • Overview
    • Key Features
    • Applications
    • Area
  • Interface
    • Top level
    • Parameters
    • Signals
    • Extension interface
• Internals
  • Modules
    • serv_rf_top
    • serv_top
    • serv_alu
    • serv_bufreg
    • serv_bufreg2
    • serv_csr
    • serv_ctrl
    • serv_decode
    • serv_immdec
    • serv_mem_if
    • serv_rf_if
    • serv_rf_ram
    • serv_rf_ram_if
    • serv_state
  • Instruction life cycle
    • Fetch
    • Decode
    • Execute
      • One-stage instructions
      • Interrupts and ecall/ebreak
      • Two-stage operations
• Building systems with SERV
  • Servile : Convenience wrapper
    • Parameters
    • Signals
  • Serving : FPGA subsystem
    • Parameters
    • Signals
  • Servant : FPGA Reference platform
    • Available targets
      • AC701
      • Alchistry AU
      • Alhambra II
      • Alinx ax309 (Spartan6 LX9)
      • Arty A7 35T
      • Arty S7 50T
      • Chameleon96 (Arrow 96 CV SoC Board)
      • CMOD A7 35t
      • CYC1000
      • DE0 Nano
      • DE10 Nano
      • DE1 SoC revF
      • DECA development kit
      • EBAZ4205 ‘Development’ Board
      • ECP5 EVN
      • Icebreaker
      • iCEstick
      • iCESugar
      • ICE-V Wireless
      • GMM7550
      • LX9 Microboard
      • Machdyne Kolibri
      • MAX10 10M08 Evaluation Kit
      • Nandland Go Board
      • Nexys 2
      • Nexys A7
      • OrangeCrab R0.2
      • PolarFire Splash Kit
      • Saanlima Pipistrello (Spartan6 LX45)
      • SoCKit development kit
      • Trenz Electronic TE0802
      • TinyFPGA BX
      • ULX3S
      • Upduino2
      • zcu106
    • Porting Servant to a new target
  • Subservient : SERV ASIC macro