Grundy NewBrain resurrected from the Dead !

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lezanderson
Posts: 175
Joined: 14 Aug 2012 15:31

Grundy NewBrain resurrected from the Dead !

Post by lezanderson » 26 Feb 2016 12:18

The Grundy NewBrain shall soon live again (probably)...a Machine few people will have heard of !

http://www.newbrainemu.eu/component/opt ... ail/id,86/

Wiki Page ( for those that don't know what a Grundy NewBrain is )

https://en.wikipedia.org/wiki/Grundy_NewBrain

The interesting thing about it, is the use of Dual-Port SRAM for the Video RAM , using a CPLD + Dual PORT RAM giving numerous video displays (in monochrome) .


GRUNDY NEWBRAIN :
Release date 1982; 34 years ago
Introductory price Model AD 229.00 GBP,
Model A 199.00 GBP (United Kingdom, 1982),
48,000.00 GRD (Greece, 1985)
System-on-chip used Keyboard and one-line VF display chip: COP420 MCU
CPU 8 bits Zilog Z80A @ 4 MHz
Memory 32 KiB RAM (Maximum 2 MiB)
24 KiB ROM
Display Text modes: 32×25, 32×30, 40×25, 40×30, 64×25, 64×30, 80×25×2, 80×30×2
Graphics Composite video, UHF TV output
Graphics modes: 256×256, 320×256, 512×256, 640×256×2
Total number of colours: 2
Input 62 keys
I/O Ports:2× Tape recorder (1,200 Baud), Expansion, 2x RS-232 (to 19,000 Baud)

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