• NIROS 5.1/04


    The NIROS manuals contain details of all operating system updates since the previous manual; including updates to BASIC, and details of new or updated hardware. Once something has been described it will not usually be covered again in subsequent manuals unless a relevant change has been made, so to get a complete picture of the […]


  • NIROS 5.1/03


    The NIROS manuals contain details of all operating system updates since the previous manual; including updates to BASIC, and details of new or updated hardware. Once something has been described it will not usually be covered again in subsequent manuals unless a relevant change has been made, so to get a complete picture of the […]


  • NIROS 5.1/02


    The NIROS manuals contain details of all operating system updates since the previous manual; including updates to BASIC, and details of new or updated hardware. Once something has been described it will not usually be covered again in subsequent manuals unless a relevant change has been made, so to get a complete picture of the […]


  • NIROS 5.1/01


    The NIROS manuals contain details of all operating system updates since the previous manual; including updates to BASIC, and details of new or updated hardware. Once something has been described it will not usually be covered again in subsequent manuals unless a relevant change has been made, so to get a complete picture of the […]


  • 8870 CPU Technical Notes


    I was contacted some time about by Les Chamberlain who provided a lot of good, in-depth technical information about the CPU internals.


  • 8870 Model 1 & 3 Brochure


    Some sales blurb brochure I came across.