[[builderpages:plasmo:protorc3:frr512proto:frr512k]]
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Frugal 512K RAM/ROM Prototype

Introduction

This is FRR512K prototyped on a ProtoRC3 board

www.retrobrewcomputers.org_lib_plugins_ckgedit_fckeditor_userfiles_image_builderpages_plasmo_protorc3_frr512proto_dsc_65450517.jpg

www.retrobrewcomputers.org_lib_plugins_ckgedit_fckeditor_userfiles_image_builderpages_plasmo_protorc3_frr512proto_dsc_65400516.jpg

Features

  • Low cost 32-macrocell CPLD
  • 512K EPROM based on SST39SF040
  • 512K RAM based on AS6C4008
  • Compact flash interface
  • I2C interface
  • Compatible with ROMWBW

Design Information

Schematic

CPLD design file

Engineering Changes

www.retrobrewcomputers.org_lib_plugins_ckgedit_fckeditor_userfiles_image_builderpages_plasmo_protorc3_frr512proto_frr512kproto_wiring.jpg

builderpages/plasmo/protorc3/frr512proto/frr512k.txt · Last modified: 2021/12/18 12:37 by plasmo
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