Don Superfo
UNITED STATES OF AMERICA • + Follow
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Description
ZX Nuvo +3
This is a ZX Specrum Clone base on Harlequin by Chris Smith (http://www.zxdesign.info/harlequin.shtml). PCB is the same size as original ZX Spectrum, can be fit in 48K or 48K+ case.
PCB current version is 4A, support 48K, 128K, 128K +2A/+3/+3E ROM
Support ALL RAM mode, you can run CP/M with this board when using with floppy disk interface
Floppy Disk Interface on board
Flash ROM 29F040/39SF040 (upto 8 banks of 64K, select by dip switch)
Video signal is ZX Spectrum 128K timing
AY-3-8912 sound chip
Kempston Joystick port
Header for WiFi Module
Composite amd RGB PAL output
Use standard ZX Spectrum Adapter, 9V with center pin negative (-) 
Code
Project Repository
https://github.com/DonSuperfo/ZX-Nuvo-3
Schematic and Layout
ZX Nuvo +3 Issue 4A Schematic
ZX Nuvo +3 Issue 4A.pdf
Floppy Disk Interface Schematic
Floppy Interface 2.pdf
Aug 01,2022
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ZX Nuvo +3
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Published: Aug 01,2022
BOM(Bill of materials)
Centroid file
PCBWay Donate 10% cost To Author
File Last Updated: 2023/10/01 (GMT+8)
File update record
2023-10-0100:13:16
Centroid file is updated.
2023-10-0100:13:16
Gerber file is updated.
Only PCB
PCB+Assembly
*PCBWay community is a sharing platform. We are not responsible for any design issues and parameter issues (board thickness, surface finish, etc.) you choose.
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