====== 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://www.retrobrewcomputers.org/lib/plugins/ckgedit/fckeditor/userfiles/image/builderpages/plasmo/kuno/kuno_p90ce201_arduino.jpg?direct&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://www.retrobrewcomputers.org/lib/plugins/ckgedit/fckeditor/userfiles/image/builderpages/plasmo/kuno/kuno_annotated.jpg?direct&500x295|www.retrobrewcomputers.org_lib_plugins_ckgedit_fckeditor_userfiles_image_builderpages_plasmo_kuno_kuno_annotated.jpg}}]]

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

{{:builderpages:plasmo:kuno:kuno_scm_r0.pdf|Schematic}}

{{:builderpages:plasmo:kuno:kuno_r0_gerber.zip|Gerber photoplots}}

CPLD design file

==== Software ====

{{:builderpages:plasmo:p90mb:x688loader_r1_5.zip|P90MB monitor}}

CP/M68K {{:builderpages:plasmo:p90mb:p90bios.zip|BIOS}}

CP/M68K {{: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 {{:builderpages:plasmo:p90mb:ehbasic_for_p90mb.zip|EhBasic for P90CE201}}

{{:builderpages:plasmo:p90mb:loader1_5_ehbasic_cpm.zip|EPROM programming file}}  with monitor, CP/M, and EhBasic

{{: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 =====

{{:builderpages:plasmo:p90mb:p90ce201.pdf|P90CE201}}  Datasheet