80186XL Processor

Block Diagram

Solution Type: IP Core

End Market: Automotive, Broadcast, Computer & Storage, Consumer, Industrial, Medical, Military, Test & Measurement, Wireless, Wireline

Evaluation Method: OpenCore Plus

Technology: Processors and Peripherals: Embedded Processors

Arria Series: Intel® Arria® 10, Arria® V, Intel® Arria® 10 SoC, Arria® V SoC

Cyclone Series: Cyclone® IV, Cyclone® V, Cyclone® V SoC

Stratix Series: Stratix® IV, Stratix® V


The 80186XL is a powerful 16-bit microprocessor core, executes instruction list compatible with 80186XL microprocessor. The 80186XL core has a broad set of integrated peripherals, which helps reduce system development time and cost and is compatible with wide range of compilers and debuggers. The design along with multiple peripherals can be fit into single FPGA.


  • Three programmable independent 16-bit timers & Internal / external input clock selectable
  • Direct Memory Access Unit & Interrupt Control Unit
  • Clock Generator & Special fully nested mode support
  • Thirteen programmable chip-select outputs & Memory or I/O bus cycle decoder
  • Programmable wait-state generator

Device Utilization and Performance

Intel® Cyclone® IV E Logic Element combinational - 8693 Logic Element Registers - 3189 Embedded Multipliers 9 bit Elements - 4

Getting Started

1. Compatible with Intel 80186XL instruction set 2. High FPGA integration enables lower BOM cost and smaller board design. 3. Supports retarget and merge external peripherals and traditional custom old ASICs. 4. Quick migration of 80186XL based designs to an FPGA platform. 5. Replacement for 80186XL processor and ASICs.

IP Quality Metrics

Year IP was first released2008
Latest version of Quartus supported15.1
Altera Customer Use
IP has been successfully implemented in production with at least one customerY

Customer deliverables include the following:

  • Design file (encrypted source code or post-synthesis netlist)
  • Simulation model for ModelSim Altera edition
  • Timing and/or layout constraints
  • Testbench or design example
  • Documentation with revision control
  • Readme file
Parameterization GUI allowing end user to configure IPY
IP core is enabled for OpenCore Plus SupportY
Source language
Testbench languageVerilog
Software drivers providedN
Driver OS supportLINUX
User InterfaceAvalon-MM
IP-XACT Metadata includedN
Simulators supportedModelSim DE 10.2
Hardware validated Y. Altera Board Name Any Altera Development kit
Industry standard compliance testing performed
If No, is it planned?Y
IP has undergone interoperability testing
Interoperability reports available  N

Design Solutions Network Members provide products and/or services that are sold or licensed by the Member and not Altera or its affiliates. Altera and its affiliates hereby disclaim any express or implied warranty of any kind including warranties of merchantability, noninfringement of intellectual property, or fitness for any particular purpose with respect to any such products and/or services.