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COP 420 disassembly

News

Written by Chris Despoinidis

Tuesday, 21 February 2017

This is the complete disassembly of the newbrain COP420 internal ROM.

Disassembled using cop4disas.c (compiled on Windows) by Vassilis Prevelakis www.series80.org
you need to change line 420 if ((fd = fopen(fname, "rb")) == NULL) for windows

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Last Updated Tuesday, 21 February 2017

NB LAPTOP Presentation

News

Written by Chris Despoinidis

Saturday, 17 December 2016

This is a presentation for Newbrain Laptop, a hardware emulation of a Grundy Newbrain Computer.

https://youtu.be/G-Zw9Izloko

You can find the Project at Github

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Last Updated Saturday, 17 December 2016

Newbrain Emulator 2.65 B1

News

Written by Chris Despoinidis

Saturday, 10 December 2016

The Newbrain Emulator latest Version is 2.65 B1.

New look and feel.
Indication for new version on the status bar.
Splash screen removed.

Use the autoupdate feature of version 2.64 FN1 (Help Menu) to obtain it.

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Last Updated Saturday, 10 December 2016

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Please use the NB CATALOG page here to insert your hardware and help us catalog everything that survived all these years.

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Latest Version is 3.0B4 (28/06/2017)

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Shouter

gillespienewbrain: Hi, Can anyone tell me what commands I need to load a program from PC to NB over serial using PC2NB or the emulator? (Date: 08/08/2019 17:13)

Shoppie: Hello all, Found my old Newbrain in my garage again. The sticker on the bottoms shows I bought it in March 1984.... The good old computer days :-) (Date: 03/04/2018 14:12)