Nascom 1

General Information see:Nascom - Wikipedia, the free encyclopedia

 

 

 

 

 

 

 

 

 

Original Nacom 1 build in a wooden case

Left the home build power supply

He runs under T2 T4 or Nas-sys monitor

Nassys T-Command

 

 

 

 

 

 

 

 

 

My second machine had been build around a PC chassis

It's a motherboard , buffer bord , memory expansion board with RAM and EPROM and home build board with the Basic ROM

It runs under monitor Nas-sys .

Running also is :
Zeap 2.0 Z80 editor-assembler
3K Tiny Basic
8K Microsoft Basi

Connection via serial link with my PC under PROCOMM

ASCII file download are done with the commands X then T ¨[low memory adress high memory adress]

and upload with L

 

 

 

 

 

 

 

 

 

 

Inside vieuw of the extended machine

 

8K Microsoft basic in ROM startup screen

 

 

Nascom Story

My Originel Documentation:

Nascom1 construction article
Nascom1 software notes
Nascom voeding
Nascom I/O board
2K Tiny Basic
Zeap Z80 Editor-assembler for the Nascom1
T4 monitor
Nasbug 4 monitor
Nas-sys monitor
2K Naspen
Nascom buffer board construction notes
Buffer board functional specification
Memory card functional specification
Memory board construction notes
Nasbus functional specification
Programming manual 8K basic
Nascom 2 Schemas

Magazines dedicared to Nascom

INMC news issue 1 tot 7
INMC80 news issue 2 tot 5
Micropower Volume 1 nummer 1 tot Volume 3 nummer 6

80 Bus news Volume 1 nummer 1 tot Volume 3 nummer 5

Nascom info bulletin (Nederland/België) Nummer 1 tot 10

Software you can load and execute on your Nascom (serial connection between the machines)

RAMBUG.NAS=ram test program
ZEAP10.NAS=Zeap editor assembler (ram version 1000...1FFF)
NASTEST.NAS=Z80 instruction excerciser
TINYBAS.NAS=3K tiny basic

Internet links

Nascom computers http://nascomhomepage.com

Last update 2/10/2008