Table of Contents

/* Imported from Wayback Machine

 Original URL : https://www.retrobrewcomputers.org/doku.php?id=builderpages:plasmo:68040:ip940:ip940base
 Snapshot date: 2025-03-15
 Generator    : wayback-archiver

*/

Table of Contents

IP940 Base Board, Rev0

Introduction

Features

Design Files

Software

Photos

IP940 Baseboard Prototype

IP940 Base Board, Rev0

Introduction

Perceptics' IP940 is a 68040 mezzanine board for VME. IP940 contains a 68040 with 12meg of RAM and 2 meg of flash. The base board provides 4 channels of serial ports, compact flash interface, PS2 keyboard interface, and 8-bit I/O expansion connector. It also provides 200Hz and 50Hz timers.

www.retrobrewcomputers.org_lib_plugins_ckgedit_fckeditor_userfiles_image_builderpages_plasmo_68040_ip940_dsc_76020310.jpg

www.retrobrewcomputers.org_lib_plugins_ckgedit_fckeditor_userfiles_image_builderpages_plasmo_68040_ip940_dsc_76030310.jpg

www.retrobrewcomputers.org_lib_plugins_ckgedit_fckeditor_userfiles_image_builderpages_plasmo_68040_ip940_dsc_76040311.jpg

Features

Interface to IP940 via 4×32 DIN-style connector

OX16C954 Quad Serial ports

EPM7128S CPLD glue logic

16-bit compact flash interface

PS2 keyboard interface

Bit bang I2C

2.5mmX5.5mm power jack for 5V power

39-pin 8-bit I/O expansion port

Design Files

Schematic

Gerber Photoplots

CPLD design files ←3/21/24 release

Software

www.retrobrewcomputers.org_lib_plugins_ckgedit_fckeditor_userfiles_image_builderpages_plasmo_68040_ip940_ip940base_run_flash_update.jpg

CF disk read/write diagnostic

Photos

www.retrobrewcomputers.org_lib_plugins_ckgedit_fckeditor_userfiles_image_builderpages_plasmo_68040_ip940_dsc_76420409.jpg

IP940Base with VGARC (text VGA and PS2 keyboard)

IP940 Baseboard Prototype

www.retrobrewcomputers.org_lib_plugins_ckgedit_fckeditor_userfiles_image_builderpages_plasmo_68040_ip940_dsc_75900128.jpg

www.retrobrewcomputers.org_lib_plugins_ckgedit_fckeditor_userfiles_image_builderpages_plasmo_68040_ip940_dsc_75890128.jpg

www.retrobrewcomputers.org_lib_plugins_ckgedit_fckeditor_userfiles_image_builderpages_plasmo_68040_ip940_dsc_75880128.jpg