KIORC, Exploring KIO for RC2014 Bus

Introduction

KIORC is designed for RC2014 backplane using the integrated SIO/CTC/PIO Z84C90. It also has battery-backed RTC based on DS1302

www.retrobrewcomputers.org_lib_plugins_ckgedit_fckeditor_userfiles_image_builderpages_plasmo_kiorc_dsc_44670610.jpg

Features

  • Z84C90 rated at 12MHz
  • DS1302 RTC
  • Altera EPM7032S glue logic
  • Base address of KIO is 0x80, RTC is located at 0xC0
  • RC2014 bus compatible
  • Turbo charge RC2014 system performance by 2X or more
  • 50mmX100mm 2-layer pc board

Design Info

Schematic ←1/28/24 Rev0 schematic is replaced

Schematic Rev1 is same as rev0 schematic with engineering changes included

Gerber photoplots rev0 ← 11/17/23 rev0 pcb is replaced

Gerber photoplot rev1, replacing the rev0 pc board. The design remains the same, but all engineering changes are updated

Altera CPLD design file

Engineering change for Rev0 PC board only. There are no engineering changes for Rev1 pc board.

Memory map of KIORC

Bill of Materials

KIORC Installed in Various Hardware Platforms

builderpages/plasmo/kiorc.txt · Last modified: 2024/01/28 17:02 by plasmo
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