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/* Imported from Wayback Machine
   Original URL : https://www.retrobrewcomputers.org/doku.php?id=builderpages:plasmo:68040:ip940:ip940base
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==== Table of Contents ====

[[#ip940_base_board_rev0|IP940 Base Board, Rev0]]

[[#introduction|Introduction]]

[[#features|Features]]

[[#design_files|Design Files]]

[[#software|Software]]

[[#photos|Photos]]

[[#ip940_baseboard_prototype|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.

[[https://www.retrobrewcomputers.org/lib/exe/fetch.php?tok=a19d7f&media=https://www.retrobrewcomputers.org/lib/plugins/ckgedit/fckeditor/userfiles/image/builderpages/plasmo/68040/ip940/dsc_76020310.jpg|{{https://www.retrobrewcomputers.org/lib/exe/fetch.php?w=600&h=400&tok=f0f017&media=https%3A%2F%2Fwww.retrobrewcomputers.org%2Flib%2Fplugins%2Fckgedit%2Ffckeditor%2Fuserfiles%2Fimage%2Fbuilderpages%2Fplasmo%2F68040%2Fip940%2Fdsc_76020310.jpg?600x400|www.retrobrewcomputers.org_lib_plugins_ckgedit_fckeditor_userfiles_image_builderpages_plasmo_68040_ip940_dsc_76020310.jpg}}]]

[[https://www.retrobrewcomputers.org/lib/exe/fetch.php?tok=0c1172&media=https://www.retrobrewcomputers.org/lib/plugins/ckgedit/fckeditor/userfiles/image/builderpages/plasmo/68040/ip940/dsc_76030310.jpg|{{https://www.retrobrewcomputers.org/lib/exe/fetch.php?w=600&h=397&tok=7bb8bc&media=https%3A%2F%2Fwww.retrobrewcomputers.org%2Flib%2Fplugins%2Fckgedit%2Ffckeditor%2Fuserfiles%2Fimage%2Fbuilderpages%2Fplasmo%2F68040%2Fip940%2Fdsc_76030310.jpg?600x397|www.retrobrewcomputers.org_lib_plugins_ckgedit_fckeditor_userfiles_image_builderpages_plasmo_68040_ip940_dsc_76030310.jpg}}]]

[[https://www.retrobrewcomputers.org/lib/exe/fetch.php?tok=bd329d&media=https://www.retrobrewcomputers.org/lib/plugins/ckgedit/fckeditor/userfiles/image/builderpages/plasmo/68040/ip940/dsc_76040311.jpg|{{https://www.retrobrewcomputers.org/lib/exe/fetch.php?w=600&h=653&tok=75aee6&media=https%3A%2F%2Fwww.retrobrewcomputers.org%2Flib%2Fplugins%2Fckgedit%2Ffckeditor%2Fuserfiles%2Fimage%2Fbuilderpages%2Fplasmo%2F68040%2Fip940%2Fdsc_76040311.jpg?600x653|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 =====

[[https://www.retrobrewcomputers.org/lib/exe/fetch.php?media=builderpages:plasmo:68040:ip940:ip940_baseboard_rev0_scm.pdf|Schematic]]

[[https://www.retrobrewcomputers.org/lib/exe/fetch.php?media=builderpages:plasmo:68040:ip940:ip940_base_gerber_r0.zip|Gerber Photoplots]]

[[https://www.retrobrewcomputers.org/lib/exe/fetch.php?media=builderpages:plasmo:68040:ip940:68040_ip940_rev0pcb_cpld_ipl0-2fixed.zip|CPLD design files]] ←3/21/24 release

==== Software ====

[[https://www.retrobrewcomputers.org/lib/exe/fetch.php?tok=fce8ee&media=https://www.retrobrewcomputers.org/lib/plugins/ckgedit/fckeditor/userfiles/image/builderpages/plasmo/68040/ip940/ip940base_run_flash_update.jpg|{{https://www.retrobrewcomputers.org/lib/exe/fetch.php?w=677&h=480&tok=465846&media=https%3A%2F%2Fwww.retrobrewcomputers.org%2Flib%2Fplugins%2Fckgedit%2Ffckeditor%2Fuserfiles%2Fimage%2Fbuilderpages%2Fplasmo%2F68040%2Fip940%2Fip940base_run_flash_update.jpg?677x480|www.retrobrewcomputers.org_lib_plugins_ckgedit_fckeditor_userfiles_image_builderpages_plasmo_68040_ip940_ip940base_run_flash_update.jpg}}]]

[[https://www.retrobrewcomputers.org/lib/exe/fetch.php?media=builderpages:plasmo:68040:ip940:ip940base_cf_16-bit_write_verify_quadserconsole.zip|CF disk read/write diagnostic]]

==== Photos ====

[[https://www.retrobrewcomputers.org/lib/exe/fetch.php?tok=5a87b7&media=https%3A%2F%2Fwww.retrobrewcomputers.org%2Flib%2Fplugins%2Fckgedit%2Ffckeditor%2Fuserfiles%2Fimage%2Fbuilderpages%2Fplasmo%2F68040%2Fip940%2Fdsc_76420409.jpg|{{https://www.retrobrewcomputers.org/lib/exe/fetch.php?w=400&h=415&tok=e813e6&media=https%3A%2F%2Fwww.retrobrewcomputers.org%2Flib%2Fplugins%2Fckgedit%2Ffckeditor%2Fuserfiles%2Fimage%2Fbuilderpages%2Fplasmo%2F68040%2Fip940%2Fdsc_76420409.jpg?400x415|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 =====

[[https://www.retrobrewcomputers.org/lib/exe/fetch.php?tok=e6578e&media=https://www.retrobrewcomputers.org/lib/plugins/ckgedit/fckeditor/userfiles/image/builderpages/plasmo/68040/ip940/dsc_75900128.jpg|{{https://www.retrobrewcomputers.org/lib/exe/fetch.php?w=400&h=257&tok=584504&media=https%3A%2F%2Fwww.retrobrewcomputers.org%2Flib%2Fplugins%2Fckgedit%2Ffckeditor%2Fuserfiles%2Fimage%2Fbuilderpages%2Fplasmo%2F68040%2Fip940%2Fdsc_75900128.jpg?400x257|www.retrobrewcomputers.org_lib_plugins_ckgedit_fckeditor_userfiles_image_builderpages_plasmo_68040_ip940_dsc_75900128.jpg}}]]

[[https://www.retrobrewcomputers.org/lib/exe/fetch.php?tok=6f00a5&media=https://www.retrobrewcomputers.org/lib/plugins/ckgedit/fckeditor/userfiles/image/builderpages/plasmo/68040/ip940/dsc_75890128.jpg|{{https://www.retrobrewcomputers.org/lib/exe/fetch.php?w=400&h=328&tok=e7b8d4&media=https%3A%2F%2Fwww.retrobrewcomputers.org%2Flib%2Fplugins%2Fckgedit%2Ffckeditor%2Fuserfiles%2Fimage%2Fbuilderpages%2Fplasmo%2F68040%2Fip940%2Fdsc_75890128.jpg?400x328|www.retrobrewcomputers.org_lib_plugins_ckgedit_fckeditor_userfiles_image_builderpages_plasmo_68040_ip940_dsc_75890128.jpg}}]]

[[https://www.retrobrewcomputers.org/lib/exe/fetch.php?tok=0a2ca6&media=https://www.retrobrewcomputers.org/lib/plugins/ckgedit/fckeditor/userfiles/image/builderpages/plasmo/68040/ip940/dsc_75880128.jpg|{{https://www.retrobrewcomputers.org/lib/exe/fetch.php?w=400&h=332&tok=8225e9&media=https%3A%2F%2Fwww.retrobrewcomputers.org%2Flib%2Fplugins%2Fckgedit%2Ffckeditor%2Fuserfiles%2Fimage%2Fbuilderpages%2Fplasmo%2F68040%2Fip940%2Fdsc_75880128.jpg?400x332|www.retrobrewcomputers.org_lib_plugins_ckgedit_fckeditor_userfiles_image_builderpages_plasmo_68040_ip940_dsc_75880128.jpg}}]]