Implementing fine grain processor arrays on field-programmable logic

  • Authors:
  • I. Vass\'anyi

  • Affiliations:
  • Department of Information Systems, University of Veszpr\''em, H-8200 Veszpr\''em, Hungary. E-mail: vassanyi@irt.vein.hu

  • Venue:
  • Integrated Computer-Aided Engineering
  • Year:
  • 2000

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Abstract

The structure of Field Programmable Gate Arrays (FPGAs) naturally fits that of fine grain array algorithms. The paper investigates the geometrical and layout-related implementation problems of FPGA-based processor arrays. A general methodology for implementing parametrized array processors on FPGAs is presented. Then, a detailed layout algorithm is proposed. A new feature of the algorithm is the uniform treatment of inter- and intra-module nets that allows the layout of the basic processor to be optimized with respect to the critical path of the whole, arbitrarily large processor array. The approach is demonstrated on a massively parallel processor array for binary morphology.