BBC Micro Sub-System Diagrams

Here are two diagrams that I drew years ago whilst seeking to understand the various sub-systems of the BBC Micro.

The first is of the System VIA, the second of the Keyboard.

BBC System VIABBC Micro Keyboard


One Response to BBC Micro Sub-System Diagrams

  1. Bas says:

    very helpful,thanks.
    I want to convert this hardware to 8051 code in combination with a ps2 keyboard.

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