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--- builderpages:plasmo:zuno [2025/02/12 18:23] – Revision from 2025-02-12
+++ builderpages:plasmo:zuno [2026/06/15 13:18] (current) – external edit 127.0.0.1
@@ Line 1: / Line 1: @@
+/* Imported from Wayback Machine
+   Original URL : https://retrobrewcomputers.org/doku.php?id=builderpages:plasmo:zuno
+   Snapshot date: 2024-11-06
+   Generator    : wayback-archiver
+*/
+====== Zuno, CP/M-ready Z80 SBC for Arduino Mega Enclosure ======
+===== Introduction =====
+Zuno is based on Z80SBC64, but redesigned so to fit in an acrylic Arduino Mega enclosure.
+[[https://www.retrobrewcomputers.org/lib/exe/fetch.php?tok=277552&media=https://www.retrobrewcomputers.org/lib/plugins/ckgedit/fckeditor/userfiles/image/builderpages/plasmo/zuno/dsc_47060902.jpg|{{https://www.retrobrewcomputers.org/lib/plugins/ckgedit/fckeditor/userfiles/image/builderpages/plasmo/zuno/dsc_47060902.jpg?600x324|www.retrobrewcomputers.org_lib_plugins_ckgedit_fckeditor_userfiles_image_builderpages_plasmo_zuno_dsc_47060902.jpg}}]]
+===== Features =====
+Z80 overclocked to 22MHz
+ROMless
+Battery-backed 128K RAM
+Altera EPM7064S in PLCC44 package
+banks, each bank is 32KB
+Simple serial port with serial bootstrap capability
+Serial port operates at 115200 N81, no handshakes
+I2C bus
+Real-time-clock with PCF8563
+Disk-on-module mass storage
+CP/M 2.2 and CP/M 3
+RC2014 I/O bus interface
+[[https://www.retrobrewcomputers.org/lib/exe/fetch.php?tok=22507f&media=https://www.retrobrewcomputers.org/lib/plugins/ckgedit/fckeditor/userfiles/image/builderpages/plasmo/zuno/zuno_r03_annotated_copy.jpg|{{https://www.retrobrewcomputers.org/lib/plugins/ckgedit/fckeditor/userfiles/image/builderpages/plasmo/zuno/zuno_r03_annotated_copy.jpg?600x357|www.retrobrewcomputers.org_lib_plugins_ckgedit_fckeditor_userfiles_image_builderpages_plasmo_zuno_zuno_r03_annotated_copy.jpg}}]]
+===== Functions =====
+Refer to the [[builderpages:plasmo:z80sbc64|Z80SBC64 function]] section for a description of the Zuno functionalities
+===== Design Information =====
+[[https://retrobrewcomputers.org/lib/exe/fetch.php?media=builderpages:plasmo:zuno:zuno_03_scm.pdf|Schematic]]
+Gerber [[https://retrobrewcomputers.org/lib/exe/fetch.php?media=builderpages:plasmo:zuno:zuno_r03.zip|photoplots]]
+[[https://retrobrewcomputers.org/lib/exe/fetch.php?media=builderpages:plasmo:zuno:zuno_i2c.zip|CPLD equations]]
+==== Software ====
+Zuno software is compatible with [[builderpages:plasmo:z80sbc64|Z80SBC64]].
+==== Engineering Change for Rev 0.3 board ====
+[[builderpages:plasmo:zuno:zuno_03_ec1|Modify I2C bus connector]] pin assignment, this is only applicable to rev 0.3 pc board
+===== Manuals =====
+[[builderpages:plasmo:zuno:zuno_getting_started|Getting Started]] with Zuno
+Zuno monitor manual is same as [[builderpages:plasmo:z80mb64:zmon64_manual|Z64Mon]], the monitor for Z80SBC64 and Z80MB64
+Loading software into a new DOM
+===== Zuno Projects =====
+Zuno has two expansion ports, I2C and RC2014. External hardware can connect to these ports for additional capabilities.
+Interface to [[builderpages:plasmo:zuno:zuno_proj:oled128x64|128×64 OLED]] display
+Interface to [[builderpages:plasmo:zuno:zuno_proj:ws2812b|WS2812B]] pixel addressable RGB LED
+Interface to RC2014 I/O modules
+[[builderpages:plasmo:zuno:zuno_proj:bridge_rc2014|Bridge to RC2014]] backplane