Date   : Wed, 17 Aug 2011 21:04:20 +0100
From   : info@... (Sprow)
Subject: Tube ROM

In article <4E4BF554.6030905@...>,
   Rick Murray <rick@...> wrote:
> I was wondering what is on the 6502 co-processor EPROM. 
>
> A question I have is if HiBASIC is present as a BBC Micro EPROM, but it 
> won't work unless it is copied onto the co-processor, why is it not part 
> of the co-processor firmware, and just copied into RAM at startup?

Um, not enough pins on the chip? It doesn't use a 28 pin EPROM, only 24,
Sprow.