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==== Table of Contents ====

[[#kuno_p90ce201_for_arduino_mega_enclosure|Kuno, P90CE201 for Arduino Mega Enclosure]]

[[#introduction|Introduction]]

[[#features|Features]]

[[#design_files|Design Files]]

[[#software|Software]]

[[#documentation|Documentation]]

====== Kuno, P90CE201 for Arduino Mega Enclosure ======

===== Introduction =====

The name “Kuno” is concatenation of “K” of 68000 or 68//**K**// and “uno” of Arduino. Kuno is [[builderpages:plasmo:p90mb|P90MB]] repackaged for Arduino Mega Enclosure.

[[https://www.retrobrewcomputers.org/lib/exe/fetch.php?tok=ec19e2&media=https://www.retrobrewcomputers.org/lib/plugins/ckgedit/fckeditor/userfiles/image/builderpages/plasmo/kuno/kuno_p90ce201_arduino.jpg|{{https://retrobrewcomputers.org/lib/exe/fetch.php?w=600&h=349&tok=4e4285&media=https%3A%2F%2Fwww.retrobrewcomputers.org%2Flib%2Fplugins%2Fckgedit%2Ffckeditor%2Fuserfiles%2Fimage%2Fbuilderpages%2Fplasmo%2Fkuno%2Fkuno_p90ce201_arduino.jpg?600x349|www.retrobrewcomputers.org_lib_plugins_ckgedit_fckeditor_userfiles_image_builderpages_plasmo_kuno_kuno_p90ce201_arduino.jpg}}]]

===== Features =====

P90CE201 at 22MHz

512K PROM

512K RAM

EPM7032S CPLD

44-pin Disk-on-Module interface

I2C connectors

RC2014 I/O expansion bus

CP/M68K ready

[[https://www.retrobrewcomputers.org/lib/exe/fetch.php?tok=a682c1&media=https://www.retrobrewcomputers.org/lib/plugins/ckgedit/fckeditor/userfiles/image/builderpages/plasmo/kuno/kuno_annotated.jpg|{{https://retrobrewcomputers.org/lib/exe/fetch.php?w=500&h=295&tok=244bf2&media=https%3A%2F%2Fwww.retrobrewcomputers.org%2Flib%2Fplugins%2Fckgedit%2Ffckeditor%2Fuserfiles%2Fimage%2Fbuilderpages%2Fplasmo%2Fkuno%2Fkuno_annotated.jpg?500x295|www.retrobrewcomputers.org_lib_plugins_ckgedit_fckeditor_userfiles_image_builderpages_plasmo_kuno_kuno_annotated.jpg}}]]

===== Design Files =====

[[https://retrobrewcomputers.org/lib/exe/fetch.php?media=builderpages:plasmo:kuno:kuno_scm_r0.pdf|Schematic]]

[[https://retrobrewcomputers.org/lib/exe/fetch.php?media=builderpages:plasmo:kuno:kuno_r0_gerber.zip|Gerber photoplots]]

CPLD design file

==== Software ====

[[https://retrobrewcomputers.org/lib/exe/fetch.php?media=builderpages:plasmo:p90mb:x688loader_r1_5.zip|P90MB monitor]]

CP/M68K [[https://retrobrewcomputers.org/lib/exe/fetch.php?media=builderpages:plasmo:p90mb:p90bios.zip|BIOS]]

CP/M68K [[https://retrobrewcomputers.org/lib/exe/fetch.php?media=builderpages:plasmo:p90mb:distro_updated.zip|distribution files]], plus gkermit, microEmac, and BASIC compiler. Unzip and use gkermit to upload to P90MB. The console baud rate needs to change to 9600 baud for gkermit to work.

Lee Davison's [[https://retrobrewcomputers.org/lib/exe/fetch.php?media=builderpages:plasmo:p90mb:ehbasic_for_p90mb.zip|EhBasic for P90CE201]]

[[https://retrobrewcomputers.org/lib/exe/fetch.php?media=builderpages:plasmo:p90mb:loader1_5_ehbasic_cpm.zip|EPROM programming file]] with monitor, CP/M, and EhBasic

[[https://retrobrewcomputers.org/lib/exe/fetch.php?media=builderpages:plasmo:p90mb:lifeoled_with_2_array_51sec.zip|Conway's Game of Life]] running on P90MB. This requires a 128×64 OLED display plugged into the I2C connector. The scenerio running is “Gosper Gun”.

===== Documentation =====

[[https://retrobrewcomputers.org/lib/exe/fetch.php?media=builderpages:plasmo:p90mb:p90ce201.pdf|P90CE201]] Datasheet