> Tandy otherwise kept all software technical information secret
> Read this BYTE article from two years after the TRS-80's release which complains about the complete lack of Tandy documentation that motivated the author to write the article in the first place.
This nice, well-written technical manual (including a complete schematic for the system) was published by Tandy in 1978, the year before the BYTE article:
As this blog post notes, it contained enough information not merely to enable you to understand and program the system (it's very simple, but clever, hardware, which is part of the charm of the 8-bit era), but to actually build your own clone:
> Read this BYTE article from two years after the TRS-80's release which complains about the complete lack of Tandy documentation that motivated the author to write the article in the first place.
This nice, well-written technical manual (including a complete schematic for the system) was published by Tandy in 1978, the year before the BYTE article:
https://archive.org/details/TRS-80_Micro_Computer_Technical_...
As this blog post notes, it contained enough information not merely to enable you to understand and program the system (it's very simple, but clever, hardware, which is part of the charm of the 8-bit era), but to actually build your own clone:
http://www.trs-80.org/trs-80-micro-computer-technical-refere...