Re: A86: check keyboard


[Prev][Next][Index][Thread]

Re: A86: check keyboard




In a message dated 12/1/98 15:49:17 Eastern Standard Time, pmilheron@ti.com
writes:

> If they were not calls then no bank info is pushed
>  onto the stack, and when the routine called exectutes a
>  return, page 0Dh would not be paged in when control returns
>  to the ASM program.
>  
>  Later,
>  Pat
>  


how does the z80 know that an address is from page d?  is that info somehow
pushed onto the stack as well as the address?