Thread: PDOS for Amiga
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Old 06 March 2021, 15:35   #88
phx
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Quote:
Originally Posted by kerravon View Post
Can you explain why address 4 is inaccessible on the Atari ST?
Meynaf has probably more Atari exprience than me, but I seem to remember that the hardware mirrors the (first?) 8 bytes of the ROM at address 0, so the CPU find its reset vector there when switched on. So you cannot write to it.
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