नम्र प्रोसेसर

नम्र प्रोसेसर (soft processor या soft microprocessor या softcore microprocessor) उस माइक्रोप्रोसेसर कोर को कहते हैं जिसको किसी एफपीजीए, सीपीएलडी या एसिक में ढाला जा सके। http://www.dailycircuitry.com/2011/10/zet-soft-core-running-windows-30.html 
"Zet soft core running Windows 3.0" by Andrew Felch 2011

 नम्र कोरों की तुलना 
 प्रोसेसर विकासकर्ता मुक्तस्रोत बस सपोर्ट टिप्पणियाँ परियोजना गृह वर्णन की भाषा अम्बर (प्रोसेसर) कोनोर सैन्टिफोर्ट  Wishbone ARMv2a 3-stage or 5-stage pipeline Project page at Opencores Verilog BERI University of Cambridge   एमआईपीएस Project page Bluespec Dossmatik René Doss  Pipelined bus MIPS I instruction set pipeline stages Dossmatik VHDL NEO430 Stephan Nolting  Wishbone (Avalon, AXI4-Lite) 16-bit MSP430 ISA-compatible, very small size, many peripherals, highly customizable NEO430 VHDL MCL65 MicroCore Labs  Ultra-small-footprint microsequencer-based 6502 core 252 Spartan-7 LUTs. Clock cycle-exact. MCL65 Core MCL51 MicroCore Labs  Ultra-small-footprint microsequencer-based 8051 core 312 Artix-7 LUTs. Quad-core 8051 version is 1227 LUTs. MCL51 Core MCL86 MicroCore Labs  8088 BIU provided. Others easy to create. Cycle accurate 8088/8086 implemented with a microsequencer. Less than 2% utilization of Kintex-7. MCL86 Core TSK3000A Altium  Wishbone 32-bit R3000-style RISC modified Harvard-architecture CPU Embedded Design on Altium Wiki TSK51/52 Altium  Wishbone / Intel 8051 8-bit Intel 8051 instruction set compatible, lower clock cycle alternative Embedded Design on Altium Wiki OpenSPARC T1 Sun  64-bit OpenSPARC.net Verilog MicroBlaze Xilinx  PLB, OPB, FSL, LMB, AXI4 Xilinx MicroBlaze PicoBlaze Xilinx  Xilinx PicoBlaze VHDL, Verilog Nios, Nios II Altera  Avalon Altera Nios II Verilog Cortex-M1 ARM   70–200MHz, 32-bit RISC  Verilog eSi-RISC EnSilica  AMBA AXI, AHB and APB Configurable as 16- or 32-bit. Supports ASIC and FPGA. EnSilica eSi-RISC Verilog LatticeMico8 Lattice  Wishbone LatticeMico8 Verilog LatticeMico32 Lattice  Wishbone LatticeMico32 Verilog LEON2(-FT) ESA  AMBA2 SPARC V8 ESA VHDL LEON3/4 Aeroflex Gaisler  AMBA2 SPARC V8 Aeroflex Gaisler VHDL Tacus/PIPE5 TemLib  Pipelined bus SPARC V8 TEMLIB VHDL Navré Sébastien Bourdeauducq  Direct SRAM Atmel AVR compatible 8-bit RISC Project page at Opencores Verilog OpenRISC OpenCores  Wishbone 32-bit; done in ASIC, Actel, Altera, Xilinx FPGA. OR1K Verilog ARC ARC International, Synopsys   16/32-bit ISA RISC DesignWare ARC Verilog pAVR Doru Cuturela  Atmel AVR-compatible 8-bit RISC Project page at Opencores VHDL AEMB Shawn Tan  Wishbone MicroBlaze EDK 3.2 compatible AEMB Verilog OpenFire Virginia Tech CCM Lab  OPB, FSL Binary compatible with the MicroBlaze  Verilog SecretBlaze LIRMM, University of Montpellier / CNRS  Wishbone MicroBlaze ISA, VHDL SecretBlaze VHDL SpartanMC TU Darmstadt / TU Dresden  Custom (AXI support in development) 18-bit ISA (GNU Binutils / GCC support in development) SpartanMC Verilog SYNPIC12 Miguel Angel Ajo Pelayo   PIC12F compatible, program synthesised in gates nbee.es VHDL PacoBlaze Pablo Bleyer   Compatible with the PicoBlaze processors PacoBlaze Verilog CPU86 HT-Lab   8088-compatible CPU in VHDL cpu86 VHDL xr16 Jan Gray  XSOC abstract bus 16-bit RISC CPU and SoC featured in Circuit Cellar Magazine #116-118 XSOC/xr16 Schematic JOP Martin Schoeberl  SimpCon / Wishbone (extension) Stack-oriented, hard real-time support, executing Java bytecode directly Jop VHDL ERIC5 Entner Electronics   9-bit RISC, very small size, C-programmable ERIC5 VHDL YASEP Yann Guidon  Direct SRAM 16 or 32 bits, RTL in VHDL & asm in JS, microcontroller subset : ready yasep.org (Firefox required) VHDL Zet Zeus Gómez Marmolejo  Wishbone x86 PC clone Zet Verilog f32c University of Zagreb  AXI, SDRAM, SRAM 32-bit, RISC-V / MIPS ISA subsets (retargetable), GCC toolchain f32c VHDL ZipCPU Gisselquist Technology  Wishbone, B4/pipelined 32-bit CPU targeted for minimal FPGA resource usage zipcpu.com Verilog ZPU Zylin AS  Wishbone Stack based CPU, configurable 16/32 bit datapath, eCos support Zylin CPU VHDL ZPUino Álvaro Lopes  Wishbone Zylin's ZPU based SoC, 32 bit, Linux support. ZPUino VHDL OpenPiton Princeton Parallel Group  Manycore SPARC V9  OpenPiton Verilog s80x86 Jamie Iles  Custom 80186-compatible GPLv3 core s80x86 SystemVerilog VexRiscvSpinalHDL  AXI4 / Avalon 32-bit, RISC-V, up to 340MHz on Artix 7. Up to 1.44DMIPS/MHz. https://web.archive.org/web/20190417072643/https://github.com/SpinalHDL/VexRiscv VHDLVerilog (SpinalHDL)

 इन्हें भी देखें 
 System-on-a-chip (SoC)
 Field-programmable gate array (FPGA)
 Reconfigurable computing
 VHDL
 Verilog

सन्दर्भ

बाहरी कड़ियाँ
 Soft CPU Cores for FPGA
 Detailed Comparison of 12 Soft Microprocessors
 FPGA CPU News
 Freedom CPU website
 Microprocessor cores on Opencores.org (Expand the "Processor" tab)
 NikTech 32 bit RISC Microprocessor MANIK.

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