> > You, should read the article series "Liebson on IO" about the HP 98X5 IO. > And processor manual from the BPC on HP9825.NET.
Do not forget the HP75C ROM source code... -tony
> > You, should read the article series "Liebson on IO" about the HP 98X5 IO. > And processor manual from the BPC on HP9825.NET.
Do not forget the HP75C ROM source code... -tony